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Doubles in session


Current system
18494-4847
I 1100
HD 173755


Nearby doubles
20' : 18494-4827
KPP1563

24' : 18471-4853
RST1002

30' : 18516-4827
CPO 600

34' : 18488-4920
UC 3681

39' : 18469-4818
UC 3669

43' : 18534-4833
KPP3103

51' : 18509-4935
SKF1151

55' : 18474-4938
HJ 5059AB

60' : 18451-4929
BRT1075

61' : 18549-4820
UC 3719

64' : 18556-4830
RST1010

66' : 18523-4749
UC 3703AB

69' : 18462-4747
UC 3666

83' : 18474-4727
UC 3670

84' : 18417-4815
UC 3639

84' : 18520-5007
UC 3701

85' : 18436-4746
UC 3656

86' : 18447-4736
I 1029

86' : 18565-4938
BRT1083

91' : 18531-5011
CVN 61AB

92' : 18522-5015
UC 3702

93' : 18479-4717
BRT1079

94' : 18588-4859
I 1388

96' : 18589-4830
I 113

96' : 18547-5008
CBL 174

96' : 18426-4740
HJ 5054



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.

18494-4847 I 1100 (HD 173755)

 
 
18h 49m 25.09s -48° 47' 27.6" P.A. 33.00 sep 1.1 mag 10.20,10.79 Sp F2V
 
 
Coord 2000 18494-4847 Discov num I  1100 Comp Coord arcsec 2000 18 49 25.09 -48 47 27.6
Date first 1914 Date last 1991 Obs 6
Pa first 38 Pa last 33.3 P.A. Now (θ) 33.3°
Sep first 1.1 Sep last 1.121 Sep. Now (ρ) 1.121"
Mag pri 10.20 Mag sec 10.79 delta mag (ΔM) 0.59 Spectral class F2V (yellow-white)
Pri motion ra +011 Sec motion ra +011
Pri motion dec -042 Sec motion dec -042
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 173755 Constellation Telescopium SAO 229304 Tycho2 8381-00268-1
Gaia DR2 6656286993326272128 HD 173755
 
 
WDS 18494-4847 I 1100 (HD 173755) : 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
18494-4847 I 1100 1991 6 33 1.1 10.20 10.79 F2V 184925.09-484727.6

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

 
 
WDS 18494-4847 I 1100 (HD 173755) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18494-4847 I 1100 (HD 173755) : MEASURES
 
 
No records found.

 
 
WDS 18494-4847 (HD 173755) : VIRTUAL EYEPIECE
 
 

18494-4847 I 1100A mag 10.2 Sp F2V 18494-4847 I 1100B sep 1.0 P.A. 23.40 mag 10.79 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 18494-4847 (HD 173755) : ALADIN DSS IMAGE @ 18h 49m 25.09s -48° 47' 27.6"
 
 
 
 
WDS 18494-4847 I 1100 (HD 173755) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18494-4847 I 1100 distance=0' 18494-4827 KPP1563 distance=20' 18471-4853 RST1002 distance=24' 18516-4827 CPO 600 distance=30' 18488-4920 UC 3681 distance=34' 18469-4818 UC 3669 distance=39' 18534-4833 KPP3103 distance=43' 18509-4935 SKF1151 distance=51' 18474-4938 HJ 5059AB distance=55' 18474-4938 HJ 5059AC distance=55' 18451-4929 BRT1075 distance=60' 18549-4820 UC 3719 distance=61' 18556-4830 RST1010 distance=64' 18523-4749 UC 3703AB distance=66' 18462-4747 UC 3666 distance=69' 18474-4727 UC 3670 distance=83' 18417-4815 UC 3639 distance=84' 18520-5007 UC 3701 distance=84' 18436-4746 UC 3656 distance=85' 18447-4736 I 1029 distance=86' 18565-4938 BRT1083 distance=86' 18548-4740 CPO 602A,BC distance=87' 18548-4740 RST1009BC distance=88' 18531-5011 MUG 10Aa,Ab distance=91' 18531-5011 CVN 61AB distance=91' 18531-5011 CVN 61AC distance=91' 18531-5011 CVN 61AD distance=91' 18531-5011 CVN 61AE distance=91' 18522-5015 UC 3702 distance=92' 18479-4717 BRT1079 distance=93' 18588-4859 I 1388 distance=94' 18589-4830 I 113 distance=96' 18547-5008 CBL 174 distance=96' 18426-4740 HJ 5054 distance=96' 18517-4714 HDS2675 distance=97' 18423-4958 UC 3647 distance=99' 18410-4750 KPP4115 distance=102' 18540-4716 I 112AB distance=103' 18540-4716 DUN 224AC distance=103' 18454-5025 R 313 distance=105' 18416-4737 UC 3638 distance=105' 18452-4709 TDT1035 distance=108' 18592-4758 UC 3746 distance=110' 18575-5006 UC 3740 distance=112' 18387-4922 HDS2642 distance=112' 18449-5029 HDS2656 distance=112' 18463-5036 CPO 597 distance=113' 19004-4812 UC 3756 distance=116' 18497-4652 CPO9276 distance=116' 18495-5042 B 1372AB distance=116' 18495-5042 DAW 22AC distance=116' 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 18494-4847 I 1100 33 1.1
Show 18494-4827 KPP1563 308 11.8 20
Show 18471-4853 RST1002 71 0.2 24
Show 18516-4827 CPO 600 185 5.4 30
Show 18488-4920 UC 3681 268 43.1 34
Show 18469-4818 UC 3669 270 59.8 39
Show 18534-4833 KPP3103 152 39.2 43
Show 18509-4935 SKF1151 121 9.9 51
Show 18474-4938 HJ 5059 AB 241 24.7 55
Show 18474-4938 HJ 5059 AC 200 30.0 55
Show 18451-4929 BRT1075 166 4.7 60
Show 18549-4820 UC 3719 326 53.7 61
Show 18556-4830 RST1010 184 0.4 64
Show 18523-4749 UC 3703 AB 273 108.9 66
Show 18462-4747 UC 3666 287 53.7 69
Show 18474-4727 UC 3670 86 21.2 83
Show 18417-4815 UC 3639 96 32.1 84
Show 18520-5007 UC 3701 257 41.7 84
Show 18436-4746 UC 3656 254 141.6 85
Show 18447-4736 I 1029 95 2.3 86
Show 18565-4938 BRT1083 243 3.9 86
Show 18548-4740 CPO 602 A,BC 48 9.0 87
Show 18548-4740 RST1009 BC 346 0.4 88
Show 18531-5011 MUG 10 Aa,Ab 60 0.4 91
Show 18531-5011 CVN 61 AB 166 4.0 91
Show 18531-5011 CVN 61 AC 336 8.3 91
Show 18531-5011 CVN 61 AD 160 9.0 91
Show 18531-5011 CVN 61 AE 128 10.7 91
Show 18522-5015 UC 3702 136 16.0 92
Show 18479-4717 BRT1079 154 5.3 93
Show 18588-4859 I 1388 109 1.5 94
Show 18589-4830 I 113 227 3.2 96
Show 18547-5008 CBL 174 280 27.5 96
Show 18426-4740 HJ 5054 326 16.2 96
Show 18517-4714 HDS2675 38 12.8 97
Show 18423-4958 UC 3647 226 49.9 99
Show 18410-4750 KPP4115 1 1.8 102
Show 18540-4716 I 112 AB 193 2.1 103
Show 18540-4716 DUN 224 AC 62 87.2 103
Show 18454-5025 R 313 37 53.9 105
Show 18416-4737 UC 3638 32 50.2 105
Show 18452-4709 TDT1035 209 0.4 108
Show 18592-4758 UC 3746 323 41.3 110
Show 18575-5006 UC 3740 283 9.8 112
Show 18387-4922 HDS2642 176 1.4 112
Show 18449-5029 HDS2656 230 0.6 112
Show 18463-5036 CPO 597 36 7.7 113
Show 19004-4812 UC 3756 266 92.7 116
Show 18497-4652 CPO9276 150 5.2 116
Show 18495-5042 B 1372 AB 123 2.8 116
Show 18495-5042 DAW 22 AC 20 12.4 116

 
 
WDS 18494-4847 : COMPONENTS
 
 
  A
B pa=23.4°
sep=1.02"
 
 
18494-4847 A
 
 
Componente originario normalizzato AB Name HD 173755 Coord arcsec 2000 184925.09-484727.6 Mag 10.2
Spectral class F2V (yellow-white) PmRA 11.00 PmDE -42.0 SAO 229304
Tycho2 8381-00268-1 HD 173755 DM CD-4812735
Tycho2
Tycho2 8381-00268-1 Pflag P RAmdeg 282.35455579 DEmdeg -48.79098893
PmRA 10.9 PmDE -41.8 E RAmdeg 23 E DEmdeg 28
E pmRA 2.0 E pmDE 1.9 EpRAm 1989.19 EpDEm 1987.40
Num 6 Q RAmdeg 1.4 Q DEmdeg 1.8 Q pmRA 1.4
Q pmDE 1.7 BTmag 10.559 E BTmag 0.043 VTmag 10.203
E VTmag 0.044 Prox 11 TYC T HIP
CCDM RAdeg 282.35443306 DEdeg -48.79098000 EpRA 1990 1.75
EpDE 1990 1.65 E RAdeg 24.0 E DEdeg 30.1 Posflg D
Corr 0.0
SAO
SAO 229304 DelFlag RA1950 PmRA1950 0.0009
DE1950 PmDE1950 -0.037 Vmag 9.5 SpType F8
Double code Source 48 CatNum 17705 DM CP-48 9956
DMcomp BDsup HD 173755 M HD 0
GC RA1950rad 4.91138978 DE1950rad -0.85255375 PmRA2000 0.0007
PmDE2000 -0.04
CCDM
Ccdm 18494-4847 RComp Comp A Note1
Note2 Discov num DRAs 1.04 DDEs -27.5
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.5 Sp F8 PmNote *
PmRA 9 PmDE -37 Dm number -4812735 Cat1 CD
Name2 229304 Cat2 SAO HD 173755 M HD
ADS BDS M ADS BDS N IDS IDS 18418S4854A
HIC
 
 
18494-4847 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 184925.13-484726.7 Mag 10.79 PmRA 11.00
PmDE -42.0 Tycho2 8381-00268-2 Calc delta mag 0.59 Calc coord yes
Tycho2
Tycho2 8381-00268-2 Pflag P RAmdeg 282.35455579 DEmdeg -48.79098893
PmRA 10.9 PmDE -41.8 E RAmdeg 23 E DEmdeg 28
E pmRA 2.0 E pmDE 1.9 EpRAm 1989.19 EpDEm 1987.40
Num 6 Q RAmdeg 1.4 Q DEmdeg 1.8 Q pmRA 1.4
Q pmDE 1.7 BTmag 11.081 E BTmag 0.062 VTmag 10.793
E VTmag 0.076 Prox 11 TYC HIP
CCDM RAdeg 282.35469194 DEdeg -48.79071944 EpRA 1990 1.75
EpDE 1990 1.65 E RAdeg 37.7 E DEdeg 47.0 Posflg D
Corr 0.0
CCDM
Ccdm 18494-4847 RComp Comp B Note1
Note2 Discov num I 1100 DRAs DDEs
R dRAs Year 1914 Theta 036 Rho 1.0
Obs 2 Vmag 10.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 18418S4854B
HIC