11497-3227 I 1550 AB (HD 102750)

 
 
11h 49m 43.09s -32° 26' 37.8" P.A. 119.00 sep 1.0 mag 8.13,10.57 Sp F7V dist. 74.07 pc (241.62 l.y.)
 
 
Coord 2000 11497-3227 Discov num I  1550 Comp AB Coord arcsec 2000 11 49 43.09 -32 26 37.8
Date first 1927 Date last 2019 Obs 19
Pa first 159 Pa last 119.2 P.A. Now (θ) 119.2°
Sep first 0.7 Sep last 0.974 Sep. Now (ρ) 0.974"
Mag pri 8.13 Mag sec 10.57 delta mag (ΔM) 2.44 Spectral class F7V (yellow-white)
Pri motion ra -077 Sec motion ra -074
Pri motion dec +036 Sec motion dec +032
Notes
rPM=0.059 (< 0.3, Physical double)
This double is physical.
 
 
11497-3227 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 102750 202843 11 49 43 -32 26 38 I 1550 AB 2019 19 119 1.0 8.13 10.57 2.44 <===
Show 202843 11 49 43 -32 26 38 SKF 1908 AC 2015 10 180 25.4 8.98 10.12 1.14
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 102750 Constellation Hydra SAO 202843 HIP 57672
Tycho2 7221-00771-1 Gaia DR2 3479042944211117184 HD 102750 CD CD-31 9279
CP CP-31 3339 Distance 74.07 Distance ly 241.62
 
 
WDS 11497-3227 I 1550 AB (HD 102750) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
I__1895 Ma - Innes, R.T.A. 1895MNRAS..55..312I
I__1895 +Mb MNRAS 55, 312,544, 1895
I__1896 Mb - Innes, R.T.A. 1896JBAA....6..261I
I__1896 J. British Astron. Assoc. 6, 261, 1896
I__1897a Ma - Innes, R.T.A. 1897MNRAS..57..533I
I__1897a MNRAS 57, 533, 1897 (data also in I__1897b, 1897AN....143..171I
I__1897a I__1897c) 1897AN....144...89I
I__1897b Ma - Innes, R.T.A. 1897AN....143..171I
I__1897b AN 143, 171, 1897
I__1897c Ma - Innes, R.T.A. 1897AN....144...89I
I__1897c AN 144, 89, 1897
I__1897d Ma - Innes, R.T.A. 1897AN....145...93I
I__1897d AN 145, 93, 1897
I__1897e Ma - Innes, R.T.A. 1897MNRAS..57..456I
I__1897e +Mb MNRAS 57, 456, 1897
I__1897f Ma - Innes, R.T.A. 1897MNRAS..58...48I
I__1897f MNRAS 58, 48, 1897
I__1897g Ma - Innes, R.T.A. 1897AJ.....18...65I
I__1897g AJ 18, 65, 1897
I__1898 Ma - Innes, R.T.A. 1898AN....146..369I
I__1898 AN 146, 369, 1898
I__1899 Ma - Innes, R.T.A. 1899QB4.C22v2......
I__1899 Ann. Cape Obs. 2, Pt.2, 1899 (Innes Reference Catalog)
I__1901 Ma - Innes, R.T.A. 1901MNRAS..61..575.
I__1901 MNRAS 61, 575, 1901 (data also in I__1905) 1905AnCap...2....4I
I__1902a Ma - Innes, R.T.A. 1902MNRAS..62..470I
I__1902a MNRAS 62, 470, 1902 (data also in I__1905) 1905AnCap...2....4I
I__1902b Ma - Innes, R.T.A. 1902MNRAS..63...76I
I__1902b MNRAS 63, 76, 1902 (some data also in I__1905) 1905AnCap...2....4I
I__1903 - Innes, R.T.A. 1903MNRAS..64..130I
I__1903 MNRAS 64, 130, 1903 (data also in I__1905) 1905AnCap...2....4I
I__1903b Ma - Innes, R.T.A. 1903Obs....26..285I
I__1903b Obs 26, 285, 1903 (some data also in I__1905) 1905AnCap...2....4I
I__1905 Ma - Innes, R.T.A. 1905AnCap...2....4I
I__1905 Ann. Cape Obs. 2, Pt.4, 1905
I__1907 Ma - Innes, R.T.A. 1907Obs....30...61I
I__1907 Obs 30, 61, 1907
I__1908 - Innes, R.T.A. 1908Obs....31..289I
I__1908 Obs 31, 289, 1908 (measures also in I__1909)
I__1909 Ma - Innes, R.T.A. .
I__1909 Transvaal Obs. Circ. 1, 1, 1909
I__1910 Ma - Innes, R.T.A. .
I__1910 Transvaal Obs. Circ. 1, 21, 1910
I__1911 Ma - Innes, R.T.A. .
I__1911 Transvaal Obs. Circ. 1, 61, 1911
I__1912 Ma - Innes, R.T.A. .
I__1912 Transvaal Obs. Circ. 1, 111, 1912
I__1913a Ma - Innes, R.T.A. 1913CiUO....4...31.
I__1913a Union Obs. Johannesburg Circ. 4, 31, 1913
I__1913b Ma - Innes, R.T.A. (measure by Simpkins, R.P.) 1913CiUO....4...31.
I__1913b Union Obs. Johannesburg Circ. 4, 31, 1913
I__1914 Ma - Innes, R.T.A. 1914CiUO...14...97.
I__1914 Union Obs. Johannesburg Circ. 14, 97, 1914
I__1915a Ma - Innes, R.T.A. 1915CiUO...24..185.
I__1915a Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915b Ma - Innes, R.T.A. (measure by Cox, G.W.) 1915CiUO...24..185.
I__1915b Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915c Ma - Innes, R.T.A. (measure by Johnson, E.L.) 1915CiUO...24..185.
I__1915c Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915d Ma - Innes, R.T.A. (measure by Simpkins, R.P.) 1915CiUO...24..185.
I__1915d Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915e - Innes, R.T.A. 1915Obs....38..221I
I__1915e Obs 38, 221, 1915 (measures also in I__1916) 1916CiUO...33..249I
I__1915f - Innes, R.T.A. 1915Obs....38..333I
I__1915f Obs 38, 333, 1915 (measures also in I__1915) 1915CiUO...24..185I
I__1916a Ma - Innes, R.T.A. 1916CiUO...33..249I
I__1916a Union Obs. Johannesburg Circ. 33, 249, 1916
I__1916b Ma - Innes, R.T.A. (measure by Simpkins, R.P.) 1916CiUO...33..249I
I__1916b Union Obs. Johannesburg Circ. 33, 249, 1916
I__1916c Ma - Innes, R.T.A. (measure by van der Spuy, K.) 1916CiUO...33..249I
I__1916c Union Obs. Johannesburg Circ. 33, 249, 1916
I__1917a Ma - Innes, R.T.A. 1917CiUO...37..285I
I__1917a Union Obs. Johannesburg Circ. 37, 285, 1917
I__1917b Ma - Innes, R.T.A. (measure by Johnson, E.L.) 1917CiUO...37..285I
I__1917b Union Obs. Johannesburg Circ. 37, 285, 1917
I__1917c Ma - Innes, R.T.A. (measure by van der Spuy, K.) 1917CiUO...37..285I
I__1917c Union Obs. Johannesburg Circ. 37, 285, 1917
I__1917d Ma - Innes, R.T.A. (measure by Worssell, W.M.) 1917CiUO...37..285I
I__1917d Union Obs. Johannesburg Circ. 37, 285, 1917
I__1918 Ma - Innes, R.T.A. 1918CiUO...41..339I
I__1918 Union Obs. Johannesburg Circ. 41, 339, 1918
I__1927a Ma - Innes, R.T.A. 1927sdsc.book.....I
I__1927a +Po Southern Double Star Cat. 1927
I__1927b Ma - Innes, R.T.A. & van den Bos, W.H. 1927sdsc.book.....I
I__1927b Southern Double Star Cat. 1927
I__1932A Ma - Innes, R.T.A. 1932QB821.A43......
I__1932A cited in ADS (Aitken Double Star Cat.), 1932
I__1948a Ma - Innes, R.T.A. 1948CiUO..106..193I
I__1948a +Po Union Obs. Johannesburg Circ. 106, 193, 1948
I__1948b Ma - Innes, R.T.A. (measure by Simpkins, R.P.) 1948CiUO..106..193I
I__1948b Union Obs. Johannesburg Circ. 106, 193, 1948
I__9999 Ma - Innes, R.T.A. ...................
I__9999 +Mb Unpublished, manuscript or reference not found.
Skf2000 Ma - Skiff, B.A. ...................
Skf2000 Webb Soc., Double Star Circ. 8, 2000 (may not be properly precessed)
Skf2002 C - Skiff, B.A. ...................
Skf2002 private communication, 2002
Skf2002 (measure based on 2MASS data, may not be properly precessed)
Skf2003 - Skiff, B.A. ...................
Skf2003 private communication, 2003 (may not be properly precessed)
Skf2004 - Skiff, B.A. ...................
Skf2004 private communication, 2004 (may not be properly precessed)
Skf2004 (coordinates and identifications for Stock & Wroblewski pairs)
Skf2005 C - Skiff, B.A. ...................
Skf2005 private communication, 2005 (may not be properly precessed)
Skf2006 - Skiff, B.A. ...................
Skf2006 private communication, 2006 (may not be properly precessed)
Skf2006b Pa - Skiff, B.A. ...................
Skf2006b private communication, 2006 (may not be properly precessed)
Skf2006b (data mining of Stephenson, C.B., AJ 91, 144, 1986) 1986AJ.....91..144S
Skf2006c Po - Skiff, B.A. ...................
Skf2006c private communication, 2006 (may not be properly precessed)
Skf2006c (data mining of Joy & Abt, ApJS 28, 1, 1974) 1974ApJS...28....1J
Skf2007 - Skiff, B.A. ...................
Skf2007 private communication, 2007 (may not be properly precessed)
Skf2009 E2 - Skiff, B.A. ...................
Skf2009 private communication, 2009 (may not be properly precessed)
Skf2010 C j Skiff, B.A. ...................
Skf2010 +E+ private communication, 2010 (may not be properly precessed)
Skf2010 +Pa
Skf2011 C j Skiff, B.A. ...................
Skf2011 +E+ private communication, 2011 (may not be properly precessed)
Skf2011 +H+
Skf2011 +M+
Skf2011 +P+
Skf2011 +T
Skf2011b Pa j Skiff, B.A. ...................
Skf2011b +E+ Webb Soc., Double Star Circ. 19, 2011 (may not be properly precessed)
Skf2012 A j Skiff, B.A. ...................
Skf2012 +C private communication, 2012 (may not be properly precessed)
Skf2012 +E+
Skf2012 +H+
Skf2012 +P+
Skf2012 +T+
Skf2012b C j Skiff, B.A. ...................
Skf2012b private communication, 2012 (may not be properly precessed)
Skf2012b (measure calculated from component coords in Alcock et al., ApJ 562, 337, 2001) 2001ApJ...562..337A
Skf2012c Ci - Skiff, B.A. ...................
Skf2012c private communication, 2012 (may not be properly precessed)
Skf2012c (measure calculated from component coords in FLX2006) 2006ApJ...639..816E
Skf2012d Pa j Skiff, B.A. ...................
Skf2012d private communication, 2012 (may not be properly precessed)
Skf2012d (measure calculated from component coords in Fresneau et al., A&A 469, 1221, 2007) 2007A&A...469.1221F
Skf2012e C j Skiff, B.A. ...................
Skf2012e private communication, 2012 (may not be properly precessed)
Skf2012e (measure calculated from component coords in Slesnick et al. 2002) 2002ApJ...576..880S
Skf2012f C j Skiff, B.A. ...................
Skf2012f +H private communication, 2012 (may not be properly precessed)
Skf2012f (measure calculated from component coords in Romano et al., A&A 488, 1221, 2008) 2008A&A...488.1221R
Skf2012g C - Skiff, B.A. ...................
Skf2012g private communication, 2012 (may not be properly precessed)
Skf2012g (measure calculated from component coords in Trullols et al. 1997) 1997A&A...324..549T
Skf2012h C - Skiff, B.A. ...................
Skf2012h private communication, 2012 (may not be properly precessed)
Skf2012h (measure calculated from component coords in Herbig, ApJ 497, 736, 1998) 1998ApJ...497..736H
Skf2012i H - Skiff, B.A. ...................
Skf2012i private communication, 2012 (may not be properly precessed)
Skf2012i (measure calculated from component coords in Najita et al. 2000) 2000ApJ...541..977N
Skf2012j C j Skiff, B.A. ...................
Skf2012j private communication, 2012 (may not be properly precessed)
Skf2012j (measure calculated from component coords in Luhman et al. 2003) 2003ApJ...593.1093L
Skf2012k C - Skiff, B.A. ...................
Skf2012k private communication, 2012 (may not be properly precessed)
Skf2012k (measure calculated from component coords in Cohen et al. 2004) 2004AJ....127.1602C
Skf2012l C - Skiff, B.A. ...................
Skf2012l private communication, 2012 (may not be properly precessed)
Skf2012l (measure calculated from component coords in Littlefair et al, MNRAS 358,341,2005) 2005MNRAS.358..341L
Skf2012m H - Skiff, B.A. ...................
Skf2012m private communication, 2012 (may not be properly precessed)
Skf2012m (measure calculated from component coords in Lada et al., AJ 131, 1574, 2006) 2006ApJ...131.1574L
Skf2012n C - Skiff, B.A. ...................
Skf2012n private communication, 2012 (may not be properly precessed)
Skf2012n (measure calculated from component coords in Mayne et al. 2007) 2007MNRAS.375.1220M
Skf2012o E - Skiff, B.A. ...................
Skf2012o +E2 private communication, 2012 (may not be properly precessed)
Skf2012o (measure calculated from component coords in Poleski et al. 2011) 2011AcA....61..199P
Skf2012q C j Skiff, B.A. ...................
Skf2012q +E+ Webb Soc., Double Star Circ. 20, 2012 (may not be properly precessed)
Skf2012q +H+
Skf2012q +Mr
Skf2012q +P+
Skf2012q +T
Skf2013 A j Skiff, B.A. ...................
Skf2013 +C private communication, 2013 (may not be properly precessed)
Skf2013 +E+
Skf2013 +H+
Skf2013 +Ma
Skf2013 +P+
Skf2013 +T
Skf2013b C j Skiff, B.A. ...................
Skf2013b +E+ Webb Soc., Double Star Circ. 21, 2013 (may not be properly precessed)
Skf2013b +H+
Skf2013b +P+
Skf2013b +T+
Skf2013c E - Skiff, B.A. ...................
Skf2013c +Pa private communication, 2013 (may not be properly precessed)
Skf2013c (measure calculated from component coords in Galadi-Enriquez et al. 1998) 1998A&AS..131..239G
Skf2014 C j Skiff, B.A. ...................
Skf2014 +E+ private communication, 2014 (may not be properly precessed)
Skf2014 +H+
Skf2014 +P+
Skf2014b C j Skiff, B.A. ...................
Skf2014b +E+ Webb Soc., Double Star Circ. 22, 2014 (may not be properly precessed)
Skf2014b +H+
Skf2014b +M+
Skf2014b +P+
Skf2014b +T
Skf2014c E - Skiff, B.A. ...................
Skf2014c +Pa Webb Soc., Double Star Circ. 22, 2014 (may not be properly precessed)
Skf2014c (measure calculated from component coords in Galadi-Enriquez et al. 1998) 1998A&AS..131..239G
Skf2014d Pa w Skiff, B.A. ...................
Skf2014d Webb Soc., Double Star Circ. 22, 2014 (may not be properly precessed)
Skf2014d (measure calculated from component coords in Fresneau et al., A&A 469, 1221, 2007) 2007A&A...469.1221F
Skf2015 C j Skiff, B.A. ...................
Skf2015 +E+ private communication, 2015 (may not be properly precessed)
Skf2015 +H+
Skf2015 +P+
Skf2015 +T
Skf2015b C j Skiff, B.A. ...................
Skf2015b +E+ Webb Soc., Double Star Circ. 23, 40, 2015 (may not be properly precessed)
Skf2015b +Hw
Skf2015b +P+
Skf2015c C j Skiff, B.A. ...................
Skf2015c +E+ Webb Soc., Double Star Circ. 23, 49, 2015 (may not be properly precessed)
Skf2015c +H+
Skf2015c +P+
Skf2015c +T
Skf2015d C j Skiff, B.A. ...................
Skf2015d +E+ private communication, 2015 (list 38; may not be properly precessed)
Skf2015d +H+
Skf2015d +P+
Skf2015d +T
Skf2015e C j Skiff, B.A. ...................
Skf2015e +E+ private communication, 2015 (list 39; may not be properly precessed)
Skf2015e +H+
Skf2015e +P+
Skf2015e +T
Skf2016a C j Skiff, B.A. ...................
Skf2016a +E+ private communication, 2016 (list 40; may not be properly precessed)
Skf2016a +H+
Skf2016a +P+
Skf2016a +T
Skf2016b Pa j Skiff, B.A. (measure in Csr2016) ...................
Skf2016b +P Webb Soc., Double Star Circ. 24, 40, 2016
Skf2016b +E2
Skf2016b +Ht
Skf2016b +Eu
Skf2016b +C
Skf2016b +Hw
Skf2016b +Er
Skf2016c P+ j Skiff, B.A. ...................
Skf2016c +C Webb Soc., Double Star Circ. 24, 43, 2016
Skf2016c +E+
Skf2016c +H+
Skf2016c +P+
Skf2016c +T+
Skf2016d C j Skiff, B.A. ...................
Skf2016d +E+ private communication, 2016 (list 41; may not be properly precessed)
Skf2016d +H+
Skf2016d +P+
Skf2016d +T
Skf2016e C j Skiff, B.A. ...................
Skf2016e +E+ private communication, 2016 (14 June email; may not be properly precessed)
Skf2016f C - Skiff, B.A. ...................
Skf2016f +E+ private communication, 2016 (list 42; may not be properly precessed)
Skf2016f +H+
Skf2016f +P+
Skf2016f +T
Skf2016g C j Skiff, B.A. ...................
Skf2016g +E+ private communication, 2016 (list 43; may not be properly precessed)
Skf2016g +H+
Skf2016g +P+
Skf2016g +T
Skf2016h Hg - Skiff, B.A. ...................
Skf2016h private communication, 2016 (1 December email; may not be properly precessed)
Skf2016i Hg - Skiff, B.A. ...................
Skf2016i private communication, 2016 (20 December email; may not be properly precessed)
Skf2016j Hg - Skiff, B.A. ...................
Skf2016j private communication, 2016 (24 December email; may not be properly precessed)
Skf2017a C+ j Skiff, B.A. ...................
Skf2017a +H private communication, 2017 (13 January email; may not be properly precessed)
Skf2017b Hg - Skiff, B.A. ...................
Skf2017b private communication, 2017 (14 January email; may not be properly precessed)
Skf2017b
Skf2017c C+ j Skiff, B.A. ...................
Skf2017c +E+ private communication, 2017 (30 January email; may not be properly precessed)
Skf2017c +H+
Skf2017c +P
Skf2017d Hg - Skiff, B.A. ...................
Skf2017d private communication, 2017 (26 Febuary email; may not be properly precessed)
Skf2017e C+ j Skiff, B.A. ...................
Skf2017e +P private communication, 2017 (9 March email; may not be properly precessed)
Skf2017f E+ - Skiff, B.A. ...................
Skf2017f +H private communication, 2017 (24 May email; may not be properly precessed)
Skf2017g P+ u Skiff, B.A. ...................
Skf2017g +C+ Webb Soc., Double Star Circ. 25, 62, 2017
Skf2017g +E+
Skf2017g +H+
Skf2017g +T
Skf2017h Hg - Skiff, B.A. ...................
Skf2017h private communication, 2017 (24 June email; may not be properly precessed)
Skf2017i H+ w Skiff, B.A. ...................
Skf2017i +P+ private communication, 2017 (11 July email; may not be properly precessed)
Skf2017i +E+
Skf2017i +C
Skf2017j H+ w Skiff, B.A. ...................
Skf2017j +P+ private communication, 2017 (15 July emails; may not be properly precessed)
Skf2017j +E
Skf2017k C+ - Skiff, B.A. ...................
Skf2017k +E+ private communication, 2017 (17 July emails; may not be properly precessed)
Skf2017k +H
Skf2017l C+ - Skiff, B.A. ...................
Skf2017l +E+ private communication, 2017 (18 July emails; may not be properly precessed)
Skf2017l +H
Skf2017m P+ w Skiff, B.A. ...................
Skf2017m +E+ private communication, 2017 (20 July emails; may not be properly precessed)
Skf2017m +H+
Skf2017m +C
Skf2017n E+ - Skiff, B.A. ...................
Skf2017n +H private communication, 2017 (25 July emails; may not be properly precessed)
Skf2017o E+ w Skiff, B.A. ...................
Skf2017o +P+ private communication, 2017 (20 August emails; may not be properly precessed)
Skf2017o +C
Skf2017p E+ j Skiff, B.A. ...................
Skf2017p +P+ private communication, 2017 (2 October emails; may not be properly precessed)
Skf2017p +C+
Skf2017p +H
Skf2017q E+ w Skiff, B.A. ...................
Skf2017q +P+ private communication, 2017 (3 October emails; may not be properly precessed)
Skf2017q +H
Skf2018a E j Skiff, B.A. ...................
Skf2018a private communication, 2018 (18 January emails; may not be properly precessed)
Skf2018b E+ j Skiff, B.A. ...................
Skf2018b +C private communication, 2018 (10 February emails; may not be properly precessed)
Skf2018c E+ j Skiff, B.A. ...................
Skf2018c +C private communication, 2018 (16 February emails; may not be properly precessed)
Skf2018d E+ j Skiff, B.A. ...................
Skf2018d +C private communication, 2018 (6 March emails; may not be properly precessed)
Skf2018e E+ j Skiff, B.A. ...................
Skf2018e +not private communication, 2018 (15 March emails; may not be properly precessed)
Skf2018f not j Skiff, B.A. ...................
Skf2018f private communication, 2018 (9 March emails; may not be properly precessed)
Skf2018g Hg j Skiff, B.A. ...................
Skf2018g private communication, 2018 (20 March emails; may not be properly precessed)
Skf2018h H j Skiff, B.A. ...................
Skf2018h +E private communication, 2018 (6 April emails; may not be properly precessed)
Skf2018i H j Skiff, B.A. ...................
Skf2018i +P private communication, 2018 (19 October emails; may not be properly precessed)
Skf2018j H j Skiff, B.A. ...................
Skf2018j +P private communication, 2018 (24 November emails; may not be properly precessed)
Skf2018k H j Skiff, B.A. ...................
Skf2018k +P private communication, 2018 (19 December emails; may not be properly precessed)
Skf2019a H j Skiff, B.A. ...................
Skf2019a private communication, 2019 (16 July email; may not be properly precessed)
Skf2019b H j Skiff, B.A. ...................
Skf2019b private communication, 2019 (6 August email; may not be properly precessed)
Skf2019c j Skiff, B.A. ...................
Skf2019c private communication, 2019 (16 August email; may not be properly precessed)
Skf2019d H j Skiff, B.A. ...................
Skf2019d private communication, 2019 (11 September email; may not be properly precessed)
Skf2019e H+ j Skiff, B.A. ...................
Skf2019e +E private communication, 2019 (30 July email; may not be properly precessed)
Skf2019f C j Skiff, B.A. ...................
Skf2019f +E+ private communication, 2019 (list 44; may not be properly precessed)
Skf2019f +H+
Skf2019f +P+
Skf2019f +T
Skf2019g Z j Skiff, B.A. ...................
Skf2019g private communication, 2019 (8 October email)
Skf2020a C j Skiff, B.A. ...................
Skf2020a +E+ private communication, 2020 (9 March email; may not be properly precessed)
Skf2020a +H+
Skf2020a +P
Skf2020b C j Skiff, B.A. ...................
Skf2020b +E+ private communication, 2020 (list 45; may not be properly precessed)
Skf2020b +H+
Skf2020b +P+
Skf2020b +T
Skf2020c Hg j Skiff, B.A. ...................
Skf2020c private communication, 2020 (5 August email)
Skf2020d Hg+ j Skiff, B.A. ...................
Skf2020d +Ek private communication, 2020 (23 August email)
Skf2020e Hg j Skiff, B.A. ...................
Skf2020e private communication, 2020 (31 August email)
Skf2020f E Skiff, B.A. ...................
Skf2020f private communication, 2020 (22 November email)
Skf2021a Hg Skiff, B.A. ...................
Skf2021a private communication, 2021 (13 March email)
Skf2021b H+ Skiff, B.A. ...................
Skf2021b +E+ private communication, 2021 (15 November email)
Skf2021c Hg Skiff, B.A. ...................
Skf2021c private communication, 2021 (16 December email)
Skf2022a E Skiff, B.A. ...................
Skf2022a private communication, 2022 (12 September email)
Skf2022b Hg Skiff, B.A. ...................
Skf2022b private communication, 2022 (28 September email)
Skf2022c E Skiff, B.A. ...................
Skf2022c private communication, 2022 (17 October email)
Skf2022d E Skiff, B.A. ...................
Skf2022d private communication, 2022 (12 December email)
Skf2022e Hg Skiff, B.A. ...................
Skf2022e private communication, 2022 (19 December email)
Skf2023a Hg Skiff, B.A. ...................
Skf2023a private communication, 2023 (28 February email)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11497-3227 I 1550 AB 1991 17 129 1.0 8.13 10.57 F7V 114943.09-322637.8
11497-3227 I 1550 AB 2019 19 119 1.0 8.13 10.57 F7V 114943.09-322637.8

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WDS 11497-3227 I 1550 AB (HD 102750) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 11497-3227 I 1550 AB (HD 102750) : MEASURES
 
 
No records found.

 
 
WDS 11497-3227 (HD 102750) : VIRTUAL EYEPIECE
 
 

11497-3227 I  1550A mag 8.13 Sp F7V 11497-3227 I  1550B sep 0.9 P.A. 123.50 mag 10.57 11497-3227 SKF1908C sep 25.4 P.A. 180.20 mag 10.12 virtual eyepiece
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Radius:
Components only
 
 
WDS 11497-3227 (HD 102750) : ALADIN DSS IMAGE @ 11h 49m 43.09s -32° 26' 37.8"
 
 
 
 
WDS 11497-3227 I 1550 AB (HD 102750) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


11497-3227  I  1550AB distance=0' 11509-3152  RST2771 distance=38' 11470-3206  RST2764 distance=40' 11466-3220  I  1549 distance=41' 11507-3308  SKF1909 distance=44' 11517-3312  UC 2222AB distance=52' 11475-3142  SWR 116 distance=54' 11468-3148  LDS 364 distance=54' 11491-3129  UC 2212 distance=59' 11546-3208  I  1215 distance=66' 11513-3124  TVB 244 distance=66' 11526-3129  RUZ   6 distance=69' 11447-3258  LDS5740 distance=70' 11455-3313  KPP 255 distance=71' 11552-3250  LDS5745 distance=74' 11553-3255  DAM1443 distance=77' 11437-3208  I  1548 distance=79' 11498-3105  KPP1980 distance=83' 11534-3340  SKF1910 distance=87' 11567-3216  DUN 116AB distance=90' 11567-3216  DUN 116AC distance=90' 11567-3216  CVN  86AF distance=90' 11567-3216  TOK 146BE distance=90' 11567-3216  DUN 116BC distance=90' 11475-3354  HDS1666 distance=92' 11529-3354  HJ 4478 distance=97' 11538-3348  LDS 371 distance=97' 11417-3230  RST2760CD distance=101' 11417-3230  HJ 4465AB distance=102' 11417-3230  HJ 4465AC distance=102' 11459-3051  TVB 241 distance=108' 11575-3131  B  1711 distance=114' 11442-3406  UC 2200 distance=121' 11409-3136  SKF1219 distance=124' 11405-3142  LDS4133 distance=126' 11455-3030  HJ 4470 distance=129' 11395-3205  BRT1670 distance=132' 11447-3423  TDS8013 distance=133' 12003-3231  LDS4164 distance=134' 11397-3139  RST2757 distance=136' 11400-3327  I   232 distance=137' 11393-3304  LDS4127 distance=138' 12008-3230  RSS 277 distance=141' 12007-3247  RUZ   3 distance=141' 11532-3441  TDS 650 distance=142' 12011-3222  COO 134 distance=145' 11464-3002  DAW 134 distance=151' 11391-3117  TDS7976 distance=153' 11582-3421  UC 2240 distance=156' 11392-3103  B  1702 distance=159' 11559-3005  KPP1003 distance=163' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 11497-3227 I 1550 AB 119 1.0
Show 11497-3227 SKF1908 AC 180 25.4
Show 11509-3152 RST2771 254 0.3 38
Show 11470-3206 RST2764 294 1.5 40
Show 11466-3220 I 1549 4 1.5 41
Show 11507-3308 SKF1909 129 28.6 44
Show 11517-3312 UC 2222 AB 170 100.7 52
Show 11475-3142 SWR 116 101 28.2 54
Show 11468-3148 LDS 364 316 100.9 54
Show 11491-3129 UC 2212 198 9.7 59
Show 11546-3208 I 1215 236 0.6 66
Show 11513-3124 TVB 244 45 4.2 66
Show 11526-3129 RUZ 6 263 14.0 69
Show 11447-3258 LDS5740 121 32.0 70
Show 11455-3313 KPP 255 29 4.9 71
Show 11552-3250 LDS5745 64 137.0 74
Show 11553-3255 DAM1443 165 4.4 77
Show 11437-3208 I 1548 20 1.4 79
Show 11498-3105 KPP1980 96 15.7 83
Show 11534-3340 SKF1910 113 9.1 87
Show 11567-3216 DUN 116 AB 82 18.7 90
Show 11567-3216 DUN 116 AC 38 30.0 90
Show 11567-3216 CVN 86 AF 178 5.8 90
Show 11567-3216 TOK 146 BE 113 4.8 90
Show 11567-3216 DUN 116 BC 359 21.8 90
Show 11475-3354 HDS1666 183 0.4 92
Show 11529-3354 HJ 4478 52 0.6 97
Show 11538-3348 LDS 371 210 10.9 97
Show 11417-3230 RST2760 CD 113 4.7 101
Show 11417-3230 HJ 4465 AB 347 31.2 102
Show 11417-3230 HJ 4465 AC 44 66.1 102
Show 11459-3051 TVB 241 253 8.8 108
Show 11575-3131 B 1711 172 2.7 114
Show 11442-3406 UC 2200 149 18.7 121
Show 11409-3136 SKF1219 44 62.1 124
Show 11405-3142 LDS4133 130 109.6 126
Show 11455-3030 HJ 4470 317 10.8 129
Show 11395-3205 BRT1670 47 4.9 132
Show 11447-3423 TDS8013 270 1.0 133
Show 12003-3231 LDS4164 90 180.9 134
Show 11397-3139 RST2757 215 0.5 136
Show 11400-3327 I 232 162 2.1 137
Show 11393-3304 LDS4127 132 8.0 138
Show 12008-3230 RSS 277 185 4.7 141
Show 12007-3247 RUZ 3 105 8.7 141
Show 11532-3441 TDS 650 216 1.0 142
Show 12011-3222 COO 134 167 5.0 145
Show 11464-3002 DAW 134 192 0.8 151
Show 11391-3117 TDS7976 132 0.9 153
Show 11582-3421 UC 2240 7 6.9 156
Show 11392-3103 B 1702 94 0.5 159

 
 
WDS 11497-3227 : COMPONENTS
 
 
  A B
B pa=123.5°
sep=0.86"
 
C pa=180.2°
sep=25.35"
pa=181.8°
sep=24.89"
 
 
11497-3227 A
 
 
Name HD 102750 Coord arcsec 2000 114943.09-322637.8 Mag 8.13 Spectral class F7V (yellow-white)
PmRA -77.00 PmDE 36.0 SAO 202843 HIP 57672
Tycho2 7221-00771-1 HD 102750 CD CD-31 9279 CP CP-31 3339
Tycho2
Tycho2 7221-00771-1 Pflag RAmdeg 177.42952131 DEmdeg -32.44384555
PmRA -76.6 PmDE 35.8 E RAmdeg 6 E DEmdeg 8
E pmRA 1.3 E pmDE 1.3 EpRAm 1991.18 EpDEm 1990.55
Num 10 Q RAmdeg 1.2 Q DEmdeg 1.4 Q pmRA 1.2
Q pmDE 1.4 BTmag 8.663 E BTmag 0.018 VTmag 8.134
E VTmag 0.014 Prox 10 TYC T HIP 57672
CCDM A RAdeg 177.42972889 DEdeg -32.44392944 EpRA 1990 1.76
EpDE 1990 1.55 E RAdeg 6.2 E DEdeg 7.7 Posflg
Corr -0.1
SAO
SAO 202843 DelFlag RA1950 PmRA1950 -0.0056
DE1950 PmDE1950 0.02 Vmag 8 SpType F8
Double code Source 40 CatNum 5869 DM CD-31 9279
DMcomp BDsup HD 102750 M HD 0
GC RA1950rad 3.08572474 DE1950rad -0.56140873 PmRA2000 -0.0054
PmDE2000 0.024
Hipparcos
Catalog H HIP 57672 Proxy H RAhms 11 49 43.14
DEdms -32 26 38.2 Vmag 7.95 VarFlag R Vmag G
RAdeg 177.43 DEdeg -32.4439 AstroRef A Plx 11.98
CCDM 11497-3227 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 129 Rho 1.005 HD 102750 BD
CD CD-31 9279 CP CP-31 3339 Dm number -31 9279 VIred 0.62
SpType F7V R SpType Coord arcsec 2000 114943.14-322638.2
Hipparcos 2
HIP 57672 Sn 15 So 3 Nc 2
RArad 3.0967333783 DErad -0.5662534713 Plx 13.5 PmRA -73.2
PmDE 31.99 E RArad 1.02 E DErad 0.62 E Plx 1.14
E pmRA 1.22 E pmDE 0.73 Hpmag 8.0551 E Hpmag 0.0016
SHp 0.013 VA 0 BV 0.543 E BV 0.015
VI 0.62
CCDM
Ccdm 11497-3227 RComp Comp A Note1
Note2 Discov num DRAs 1.11 DDEs 21.3
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.1 Sp F8 PmNote *
PmRA -71 PmDE 20 Dm number -31 9279 Cat1 CD
Name2 202843 Cat2 SAO HD 102750 M HD
ADS BDS M ADS BDS N IDS IDS 11447S3153A
HIC 57672
 
 
11497-3227 B
 
 
Coord arcsec 2000 114943.15-322638.3 Mag 10.57 PmRA -74.00 PmDE 32.0
Calc delta mag 2.44 Calc coord yes
CCDM
Ccdm 11497-3227 RComp Comp B Note1
Note2 Discov num I 1550 DRAs DDEs
R dRAs Year 1960 Theta 143 Rho 0.9
Obs 9 Vmag 10.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 11447S3153B
HIC 57672
 
 
11497-3227 C
 
 
Coord arcsec 2000 114943.08-322703.2 Mag 10.12 PmRA -72.00 PmDE 33.0
Calc delta mag 1.99 Calc coord yes