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Doubles in session


Current system
17480-4008
I 108
HD 161530


Nearby doubles
5' : 17476-4008
SEE 338

26' : 17502-4005
HDO 279

29' : 17474-4035
CPO 553

33' : 17506-4019
EGN 21AB

34' : 17452-3958
WG 214

41' : 17463-4044
TOK 794

46' : 17474-4053
I 613

46' : 17492-4052
TDS 885

48' : 17501-4048
BRT1000

54' : 17484-3915
I 1338

56' : 17515-4046
HDO 281

63' : 17433-4041
RST1981

65' : 17429-3942
RST1980

66' : 17468-4112
KPP1691

67' : 17425-3945
TDT 472

68' : 17537-3953
RST1998

72' : 17437-3916
RST1983

72' : 17531-4049
RST1996

73' : 17440-3913
VVV 46

74' : 17542-4025
SKF1419

79' : 17464-4124
BRT 993

83' : 17488-4130
I 1339

83' : 17519-3900
TDT 540

86' : 17471-4133
BRT 995

86' : 17421-3915
RST1978

87' : 17504-4131
RSS 464



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.

17480-4008 I 108 (HD 161530)

 
 
17h 47m 58.35s -40° 08' 21.0" P.A. 256.00 sep 4.9 mag 9.65,10.60 Sp B5Ib/II
 
 
Coord 2000 17480-4008 Discov num I   108 Comp Coord arcsec 2000 17 47 58.35 -40 08 21.0
Date first 1900 Date last 2000 Obs 10
Pa first 256 Pa last 255.6 P.A. Now (θ) 255.6°
Sep first 4.9 Sep last 4.92 Sep. Now (ρ) 4.92"
Mag pri 9.65 Mag sec 10.60 delta mag (ΔM) 0.95 Spectral class B5Ib/II (blue-white)
Pri motion ra +024 Sec motion ra -098
Pri motion dec +003 Sec motion dec -037
Notes
rPM=1.226
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 161530 Constellation Scorpius SAO 228427 Tycho2 7889-00455-1
Gaia DR2 5958032650899743744 HD 161530 DM CP-40 8101
 
 
WDS 17480-4008 I 108 (HD 161530) : 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
17480-4008 I 108 2000 9 256 4.9 9.65 10.60 B5Ib/II D 174758.35-400821.0
17480-4008 I 108 2010 11 255 4.2 9.65 10.60 B5Ib/II 174758.35-400821.0

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

 
 
WDS 17480-4008 I 108 (HD 161530) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17480-4008 I 108 (HD 161530) : MEASURES
 
 
No records found.

 
 
WDS 17480-4008 (HD 161530) : VIRTUAL EYEPIECE
 
 

17480-4008 I 108A mag 9.65 Sp B5Ib/II 17480-4008 I 108B sep 3.8 P.A. 251.40 mag 10.6 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 17480-4008 (HD 161530) : ALADIN DSS IMAGE @ 17h 47m 58.35s -40° 08' 21.0"
 
 
 
 
WDS 17480-4008 I 108 (HD 161530) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17480-4008 I 108 distance=0' 17476-4008 SEE 338 distance=5' 17502-4005 HDO 279 distance=26' 17474-4035 CPO 553 distance=29' 17506-4019 EGN 21AB distance=33' 17506-4019 EGN 21AC distance=33' 17452-3958 WG 214 distance=34' 17463-4044 TOK 794 distance=41' 17474-4053 I 613 distance=46' 17492-4052 TDS 885 distance=46' 17501-4048 BRT1000 distance=48' 17484-3915 I 1338 distance=54' 17515-4046 HDO 281 distance=56' 17433-4041 RST1981 distance=63' 17429-3942 RST1980 distance=65' 17468-4112 KPP1691 distance=66' 17425-3945 TDT 472 distance=67' 17537-3953 RST1998 distance=68' 17437-3916 RST1983 distance=72' 17531-4049 RST1996 distance=72' 17440-3913 VVV 46 distance=73' 17542-4025 SKF1419 distance=74' 17464-4124 BRT 993 distance=79' 17488-4130 I 1339 distance=83' 17519-3900 TDT 540 distance=83' 17471-4133 BRT 995 distance=86' 17421-3915 RST1978 distance=86' 17504-4131 RSS 464 distance=87' 17434-4119 TDT 477 distance=88' 17432-4119 RST5441 distance=90' 17552-3934 BVD 152 distance=91' 17425-3902 RIZ 20Aa,Ab distance=92' 17425-3902 RIZ 20AB distance=92' 17425-3902 RIZ 20AC distance=92' 17401-4029 RST1975 distance=93' 17425-4120 RST1979 distance=96' 17504-4139 SEE 341 distance=97' 17539-3857 RST1999 distance=100' 17436-4135 CPO 549 distance=100' 17458-4147 BRT 992 distance=102' 17568-3956 COO 222AB distance=103' 17568-3956 COO 222AC distance=103' 17570-4007 RST2007 distance=105' 17553-4110 TDT 573 distance=105' 17490-3817 KPP4064 distance=112' 17554-3851 I 1345 distance=116' 17574-3926 WG 218 distance=117' 17584-4009 WG 219AB distance=120' 17584-4009 SIN 105AC distance=120' 17488-4207 BRT 998 distance=120' 17412-4142 FIN 428BC distance=121' 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 17480-4008 I 108 256 4.9
Show 17476-4008 SEE 338 94 37.9 5
Show 17502-4005 HDO 279 36 31.6 26
Show 17474-4035 CPO 553 124 6.4 29
Show 17506-4019 EGN 21 AB 24 1.0 33
Show 17506-4019 EGN 21 AC 229 5.0 33
Show 17452-3958 WG 214 38 3.3 34
Show 17463-4044 TOK 794 30 0.3 41
Show 17474-4053 I 613 193 1.8 46
Show 17492-4052 TDS 885 160 1.9 46
Show 17501-4048 BRT1000 153 8.4 48
Show 17484-3915 I 1338 93 3.2 54
Show 17515-4046 HDO 281 181 21.6 56
Show 17433-4041 RST1981 38 0.8 63
Show 17429-3942 RST1980 214 6.9 65
Show 17468-4112 KPP1691 49 13.1 66
Show 17425-3945 TDT 472 321 1.3 67
Show 17537-3953 RST1998 248 5.1 68
Show 17437-3916 RST1983 237 1.7 72
Show 17531-4049 RST1996 120 0.7 72
Show 17440-3913 VVV 46 29 23.5 73
Show 17542-4025 SKF1419 50 29.4 74
Show 17464-4124 BRT 993 340 4.8 79
Show 17488-4130 I 1339 100 0.4 83
Show 17519-3900 TDT 540 53 0.5 83
Show 17471-4133 BRT 995 79 5.7 86
Show 17421-3915 RST1978 239 0.8 86
Show 17504-4131 RSS 464 95 20.5 87
Show 17434-4119 TDT 477 276 8.0 88
Show 17432-4119 RST5441 13 0.1 90
Show 17552-3934 BVD 152 148 50.6 91
Show 17425-3902 RIZ 20 Aa,Ab -1 0.0 92
Show 17425-3902 RIZ 20 AB 191 52.8 92
Show 17425-3902 RIZ 20 AC 18 55.3 92
Show 17401-4029 RST1975 197 1.1 93
Show 17425-4120 RST1979 258 0.6 96
Show 17504-4139 SEE 341 64 19.4 97
Show 17539-3857 RST1999 214 4.8 100
Show 17436-4135 CPO 549 265 4.0 100
Show 17458-4147 BRT 992 215 6.6 102
Show 17568-3956 COO 222 AB 124 3.6 103
Show 17568-3956 COO 222 AC 27 73.3 103
Show 17570-4007 RST2007 296 1.4 105
Show 17553-4110 TDT 573 201 2.6 105
Show 17490-3817 KPP4064 219 1.7 112
Show 17554-3851 I 1345 186 0.4 116
Show 17574-3926 WG 218 131 10.4 117
Show 17584-4009 WG 219 AB 213 9.5 120
Show 17584-4009 SIN 105 AC 102 24.4 120
Show 17488-4207 BRT 998 126 5.0 120
Show 17412-4142 FIN 428 BC 356 8.5 121

 
 
WDS 17480-4008 : COMPONENTS
 
 
  A
B pa=251.4°
sep=3.84"
 
 
17480-4008 A
 
 
Componente originario normalizzato AB Name HD 161530 Coord arcsec 2000 174758.35-400821.0 Mag 9.65
Spectral class B5Ib/II (blue-white) PmRA 24.00 PmDE 3.0 SAO 228427
Tycho2 7889-00455-1 HD 161530 DM CP-40 8101
Tycho2
Tycho2 7889-00455-1 Pflag RAmdeg 266.99317839 DEmdeg -40.13918078
PmRA 10.4 PmDE -0.9 E RAmdeg 18 E DEmdeg 23
E pmRA 2.1 E pmDE 2.0 EpRAm 1990.86 EpDEm 1989.87
Num 3 Q RAmdeg 2.4 Q DEmdeg 0.3 Q pmRA 2.4
Q pmDE 0.3 BTmag 9.708 E BTmag 0.030 VTmag 9.645
E VTmag 0.038 Prox 975 TYC T HIP
CCDM RAdeg 266.99314667 DEdeg -40.13917861 EpRA 1990 1.70
EpDE 1990 1.40 E RAdeg 18.4 E DEdeg 22.9 Posflg
Corr -0.1
SAO
SAO 228427 DelFlag RA1950 PmRA1950 0.0003
DE1950 PmDE1950 0.001 Vmag 9.3 SpType B8
Double code Source 48 CatNum 16713 DM CP-40 8101
DMcomp BDsup HD 161530 M HD 0
GC RA1950rad 4.64462896 DE1950rad -0.70026462 PmRA2000 0.0003
PmDE2000 0.001
CCDM
Ccdm 17480-4008 RComp Comp A Note1
Note2 Discov num DRAs -1.74 DDEs -20.1
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.4 Sp B8 PmNote *
PmRA 3 PmDE 1 Dm number -4011849 Cat1 CD
Name2 228427 Cat2 SAO HD 161530 M HD
ADS BDS M ADS BDS N IDS IDS 17410S4006A
HIC
 
 
17480-4008 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 174758.03-400822.2 Mag 10.6 PmRA -98.00
PmDE -37.0 Calc delta mag 0.95 Calc coord yes
CCDM
Ccdm 17480-4008 RComp Comp B Note1
Note2 Discov num I 108 DRAs -2.16 DDEs -21.5
R dRAs 90 Year 1900 Theta 256 Rho 5.0
Obs 4 Vmag 10.4 Sp PmNote
PmRA 3 PmDE 1 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 17410S4006B
HIC