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Doubles in session


Current system
17557-2805
I 109
HD 316666


Nearby doubles
13' : 17567-2804
OCC 109

26' : 17541-2820
OCC9171

33' : 17557-2733
KPP2761

35' : 17581-2816
BRT3052

37' : 17556-2841
OCC9172

37' : 17548-2839
SKF2546

39' : 17541-2837
TDT 564

40' : 17587-2808
TDT 608

43' : 17528-2823
OCC9169

45' : 17538-2842
OCC9170

48' : 17522-2817
BRT3049

51' : 17537-2847
RST2000

51' : 17562-2714
I 1346

52' : 17522-2829
HWE 40AB

54' : 17598-2801
RST2015

56' : 17536-2717
LSC 80

57' : 17517-2826
OCC9167

58' : 17528-2847
OCC9168AB

59' : 17531-2852
B 2421

59' : 17570-2708
OCC 801

60' : 17592-2842
SKF2547

60' : 17566-2903
I 1347

62' : 17589-2850
B 2848

63' : 17512-2750
OCC 122

64' : 17597-2839
B 370

65' : 17521-2848
TDT 546



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

17557-2805 I 109 (HD 316666)

 
 
17h 55m 43.42s -28° 04' 43.6" P.A. 240.00 sep 5.4 mag 10.10,11.60
 
 
Coord 2000 17557-2805 Discov num I   109 Comp Coord arcsec 2000 17 55 43.42 -28 04 43.6
Date first 1896 Date last 2015 Obs 9
Pa first 225 Pa last 239.6 P.A. Now (θ) 239.6°
Sep first 2.7 Sep last 5.386 Sep. Now (ρ) 5.386"
Mag pri 10.10 Mag sec 11.60 delta mag (ΔM) 1.5 Spectral class
Pri motion ra +029 Sec motion ra -085
Pri motion dec +005 Sec motion dec -079
Notes
rPM=1.22
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 316666 Constellation Sagittarius Tycho2 6849-00227-1 Gaia DR2 4063414858863667200
HD 316666 ADS 10884
 
 
WDS 17557-2805 I 109 (HD 316666) : 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.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17557-2805 I 109 1998 6 239 5.5 10.10 11.60 D 175543.42-280443.6
17557-2805 I 109 2000 8 240 5.4 10.10 11.60 D 175543.42-280443.6
17557-2805 I 109 2015 9 240 5.4 10.10 11.60 175543.42-280443.6

If you need more information about this double, apply for a data request form to the WDS.

 
 
WDS 17557-2805 I 109 (HD 316666) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17557-2805 I 109 (HD 316666) : MEASURES
 
 
No records found.

 
 
WDS 17557-2805 (HD 316666) : VIRTUAL EYEPIECE
 
 

17557-2805 I 109A mag 10.1 17557-2805 I 109B sep 4.9 P.A. 236.40 mag 11.6 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 17557-2805 (HD 316666) : ALADIN DSS IMAGE @ 17h 55m 43.42s -28° 04' 43.6"
 
 
 
 
WDS 17557-2805 I 109 (HD 316666) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17557-2805 I 109 distance=1' 17567-2804 OCC 109 distance=13' 17541-2820 OCC9171 distance=26' 17557-2733 KPP2761 distance=33' 17581-2816 BRT3052 distance=35' 17530-2803 RST1997BC distance=37' 17530-2803 RST1997A,BC distance=37' 17556-2841 OCC9172 distance=37' 17548-2839 SKF2546 distance=37' 17541-2837 TDT 564 distance=39' 17587-2808 TDT 608 distance=40' 17528-2823 OCC9169 distance=43' 17538-2842 OCC9170 distance=45' 17522-2817 BRT3049 distance=48' 17537-2847 RST2000 distance=51' 17562-2714 I 1346 distance=51' 17522-2829 BU 1122BC distance=52' 17522-2829 HWE 40AB distance=52' 17522-2829 HWE 40AD distance=52' 17522-2829 HWE 40AE distance=52' 17598-2801 RST2015 distance=54' 17536-2717 LSC 80 distance=56' 17517-2826 OCC9167 distance=57' 17528-2847 OCC9168AB distance=58' 17528-2847 OCC9168AC distance=58' 17531-2852 B 2421 distance=59' 17570-2708 OCC 801 distance=59' 17592-2842 SKF2547 distance=60' 17566-2903 I 1347 distance=60' 17589-2850 B 2848 distance=62' 17512-2750 OCC 122 distance=63' 17597-2839 B 370 distance=64' 17521-2848 TDT 546 distance=65' 17538-2841 CIN 1 distance=66' 18004-2735 RST2016 distance=69' 17574-2910 TDT 596 distance=69' 18007-2823 OCC9173 distance=69' 17538-2659 RST2001 distance=71' 17522-2711 RST1995 distance=73' 17592-2708 OCC 703Aa,Ab distance=74' 17592-2708 B 368AB distance=74' 17586-2909 RST2011 distance=74' 18005-2844 BRT3054 distance=75' 17514-2854 RST1993 distance=76' 17525-2702 I 1010 distance=77' 17596-2903 SKF2548 distance=77' 18009-2726 RST2018 distance=79' 18018-2805 RST2020 distance=81' 18016-2740 TDT 641AB distance=82' 18016-2740 STN 38AC distance=82' 17573-2645 SKF2527 distance=83' grafico limitrofi
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 17557-2805 I 109 240 5.4 1
Show 17567-2804 OCC 109 -1 0.1 13
Show 17541-2820 OCC9171 -1 0.0 26
Show 17557-2733 KPP2761 9 3.4 33
Show 17581-2816 BRT3052 77 5.2 35
Show 17530-2803 RST1997 BC 177 0.3 37
Show 17530-2803 RST1997 A,BC 203 2.8 37
Show 17556-2841 OCC9172 -1 0.0 37
Show 17548-2839 SKF2546 9 5.9 37
Show 17541-2837 TDT 564 111 2.8 39
Show 17587-2808 TDT 608 245 1.3 40
Show 17528-2823 OCC9169 -1 0.0 43
Show 17538-2842 OCC9170 -1 0.1 45
Show 17522-2817 BRT3049 116 4.9 48
Show 17537-2847 RST2000 49 1.0 51
Show 17562-2714 I 1346 204 0.8 51
Show 17522-2829 BU 1122 BC 132 1.5 52
Show 17522-2829 HWE 40 AB 8 7.1 52
Show 17522-2829 HWE 40 AD 2 12.0 52
Show 17522-2829 HWE 40 AE 11 21.7 52
Show 17598-2801 RST2015 197 0.8 54
Show 17536-2717 LSC 80 199 0.1 56
Show 17517-2826 OCC9167 -1 0.0 57
Show 17528-2847 OCC9168 AB -1 0.0 58
Show 17528-2847 OCC9168 AC -1 0.0 58
Show 17531-2852 B 2421 250 8.0 59
Show 17570-2708 OCC 801 -1 0.1 59
Show 17592-2842 SKF2547 93 5.6 60
Show 17566-2903 I 1347 22 0.1 60
Show 17589-2850 B 2848 227 4.9 62
Show 17512-2750 OCC 122 -1 0.1 63
Show 17597-2839 B 370 70 2.2 64
Show 17521-2848 TDT 546 49 4.3 65
Show 17538-2841 CIN 1 1 7.1 66
Show 18004-2735 RST2016 121 0.9 69
Show 17574-2910 TDT 596 124 0.6 69
Show 18007-2823 OCC9173 -1 0.0 69
Show 17538-2659 RST2001 347 0.5 71
Show 17522-2711 RST1995 333 1.6 73
Show 17592-2708 OCC 703 Aa,Ab -1 0.1 74
Show 17592-2708 B 368 AB 81 3.6 74
Show 17586-2909 RST2011 189 4.1 74
Show 18005-2844 BRT3054 184 3.0 75
Show 17514-2854 RST1993 278 2.3 76
Show 17525-2702 I 1010 113 2.7 77
Show 17596-2903 SKF2548 74 7.7 77
Show 18009-2726 RST2018 343 1.8 79
Show 18018-2805 RST2020 171 3.4 81
Show 18016-2740 TDT 641 AB 130 1.9 82
Show 18016-2740 STN 38 AC 87 6.3 82
Show 17573-2645 SKF2527 322 4.3 83

 
 
WDS 17557-2805 : COMPONENTS
 
 
  A
B pa=236.4°
sep=4.92"
 
 
17557-2805 A
 
 
Componente originario normalizzato AB Name HD 316666 Coord arcsec 2000 175543.42-280443.6 Mag 10.1
PmRA 29.00 PmDE 5.0 Tycho2 6849-00227-1 HD 316666
ADS 10884 DM CD-2813847
Tycho2
Tycho2 6849-00227-1 Pflag RAmdeg 268.93090256 DEmdeg -28.07879726
PmRA 14.3 PmDE 2.3 E RAmdeg 26 E DEmdeg 38
E pmRA 2.6 E pmDE 2.3 EpRAm 1990.63 EpDEm 1988.37
Num 3 Q RAmdeg 2.1 Q DEmdeg 1.0 Q pmRA 2.1
Q pmDE 1.0 BTmag 10.494 E BTmag 0.046 VTmag 10.096
E VTmag 0.050 Prox 999 TYC T HIP
CCDM RAdeg 268.93086611 DEdeg -28.07880250 EpRA 1990 1.89
EpDE 1990 1.93 E RAdeg 26.1 E DEdeg 38.5 Posflg
Corr 0.3
CCDM
Ccdm 17557-2805 RComp Comp A Note1
Note2 Discov num DRAs 1.44 DDEs 16.6
R dRAs 41 Year Theta Rho
Obs 2 Vmag 9.9 Sp PmNote
PmRA PmDE Dm number -2813847 Cat1 CD
Name2 Cat2 HD M HD
ADS BDS A10884 M ADS BDS N IDS IDS 17494S2804A
HIC
 
 
17557-2805 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 175543.11-280446.3 Mag 11.6 PmRA -85.00
PmDE -79.0 Calc delta mag 1.5 Calc coord yes
CCDM
Ccdm 17557-2805 RComp Comp B Note1
Note2 Discov num I 109 DRAs 1.08 DDEs 14.0
R dRAs 41 Year 1900 Theta 241 Rho 5.2
Obs 2 Vmag 11.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A10884 M ADS BDS N IDS IDS 17494S2804B
HIC