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Doubles in session


Current system
17303-4412
I 1005 AC


Nearby doubles
19' : 17290-4358
DUN 217

22' : 17321-4420
COO 214AB

32' : 17274-4416
DON 839

32' : 17330-4400
HDS2478

35' : 17335-4413
BRT 980

36' : 17270-4408
TDT 357

39' : 17267-4407
I 1083

40' : 17339-4405
SEE 333

42' : 17340-4421
RST5435

46' : 17260-4403
DON 837

51' : 17313-4501
DON 841

51' : 17259-4352
TDT 346

59' : 17306-4314
B 2410

60' : 17329-4319
DON 842

67' : 17253-4451
SKF1055

67' : 17363-4357
BRT 983

68' : 17241-4425
DON 834

69' : 17294-4520
CPO 528

70' : 17246-4445
DON 836

70' : 17242-4348
HU 1523

71' : 17304-4301
CPO 76AB

72' : 17363-4344
DON 845

74' : 17347-4508
RSS 451

74' : 17371-4419
WDK 3

77' : 17366-4338
DON 846

81' : 17257-4516
B 1857



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.

17303-4412 I 1005 AC

 
 
17h 30m 15.41s -44° 11' 47.9" P.A. 101.00 sep 32.8 mag 9.60,13.49 Sp B9III
 
 
Coord 2000 17303-4412 Discov num I  1005 Comp AC Coord arcsec 2000 17 30 15.41 -44 11 47.9
Date first 1990 Date last 2015 Obs 4
Pa first 101 Pa last 100.5 P.A. Now (θ) 100.5°
Sep first 29.6 Sep last 32.849 Sep. Now (ρ) 32.849"
Mag pri 9.60 Mag sec 13.49 delta mag (ΔM) 3.89 Spectral class B9III (blue-white)
Pri motion ra -027 Sec motion ra -004
Pri motion dec -004 Sec motion dec +006
Notes
rPM=0.919
This double is not physical.
 
 
17303-4412 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 158239 228042 17 30 15 -44 11 48 I 1005 AB 1999 9 94 2.6 9.60 10.56 0.96
Show 228042 17 30 15 -44 11 48 I 1005 AC 2015 4 101 32.8 9.60 13.49 3.89 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Scorpius SAO 228042 Tycho2 7896-02798-1 Gaia DR2 5952539108474285440
HD 158239
 
 
WDS 17303-4412 I 1005 AC : 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
17303-4412 I 1005 AC 1999 2 101 30.1 9.60 12.50 B9III D 173015.41-441147.9
17303-4412 I 1005 AC 2015 4 101 32.8 9.60 13.49 B9III 173015.41-441147.9

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

 
 
WDS 17303-4412 I 1005 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17303-4412 I 1005 AC : MEASURES
 
 
No records found.

 
 
WDS 17303-4412 : VIRTUAL EYEPIECE
 
 

17303-4412 I 1005A mag 9.6 Sp B9III 17303-4412 I 1005B sep 1.9 P.A. 95.80 mag 10.56 17303-4412 I 1005C sep 23.9 P.A. 104.50 mag 13.49 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 17303-4412 : ALADIN DSS IMAGE @ 17h 30m 15.41s -44° 11' 47.9"
 
 
 
 
WDS 17303-4412 I 1005 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17303-4412 I 1005AC distance=0' 17290-4358 DUN 217 distance=19' 17321-4420 COO 214AB distance=22' 17321-4420 COO 214BC distance=22' 17274-4416 DON 839 distance=32' 17330-4400 HDS2478 distance=32' 17335-4413 BRT 980 distance=35' 17270-4408 TDT 357 distance=36' 17267-4407 I 1083 distance=39' 17339-4405 SEE 333 distance=40' 17340-4421 RST5435 distance=42' 17260-4403 DON 837 distance=46' 17313-4501 DON 841 distance=51' 17259-4352 TDT 346 distance=51' 17306-4314 B 2410 distance=59' 17329-4319 DON 842 distance=60' 17253-4451 SKF1055 distance=67' 17363-4357 BRT 983 distance=67' 17241-4425 DON 834 distance=68' 17294-4520 CPO 528 distance=69' 17246-4445 DON 836 distance=70' 17242-4348 HU 1523 distance=70' 17304-4301 TDT 389Aa,Ab distance=71' 17304-4301 CPO 76AB distance=71' 17304-4301 DAM 25AB,C distance=71' 17363-4344 DON 845 distance=72' 17347-4508 RSS 451 distance=74' 17371-4419 WDK 3 distance=74' 17366-4338 DON 846 distance=77' 17257-4516 B 1857 distance=81' 17252-4512 B 1856 distance=81' 17337-4256 GAT 23 distance=85' 17332-4531 I 603 distance=85' 17237-4510 I 593 distance=92' 17388-4406 I 1331 distance=92' 17259-4251 BRT 966 distance=94' 17296-4236 B 1859 distance=96' 17280-4545 B 1858 distance=97' 17288-4233 RSS 444 distance=101' 17376-4516 CPO 539 distance=101' 17312-4552 BRT 975 distance=101' 17283-4550 DON 840 distance=101' 17374-4519 BRT 985 distance=102' 17269-4551 HJ 4949AB distance=106' 17269-4551 DUN 216AC distance=106' 17373-4300 SEE 510AB (Sargas) distance=106' 17373-4300 SEE 510Aa,Ab distance=106' 17383-4513 HDS2491 distance=106' 17267-4551 ARY 109 distance=107' 17207-4443 CPO 519 distance=108' 17280-4227 KPP3006 distance=108' 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 17303-4412 I 1005 AB 94 2.6
Show 17303-4412 I 1005 AC 101 32.8
Show 17290-4358 DUN 217 168 13.4 19
Show 17321-4420 COO 214 AB 38 8.8 22
Show 17321-4420 COO 214 BC 342 10.2 22
Show 17274-4416 DON 839 274 2.4 32
Show 17330-4400 HDS2478 351 0.5 32
Show 17335-4413 BRT 980 127 5.6 35
Show 17270-4408 TDT 357 282 0.6 36
Show 17267-4407 I 1083 318 0.8 39
Show 17339-4405 SEE 333 295 15.8 40
Show 17340-4421 RST5435 325 1.1 42
Show 17260-4403 DON 837 328 3.8 46
Show 17313-4501 DON 841 29 2.2 51
Show 17259-4352 TDT 346 94 0.4 51
Show 17306-4314 B 2410 272 13.5 59
Show 17329-4319 DON 842 226 1.3 60
Show 17253-4451 SKF1055 47 7.6 67
Show 17363-4357 BRT 983 135 3.1 67
Show 17241-4425 DON 834 20 1.6 68
Show 17294-4520 CPO 528 357 4.7 69
Show 17246-4445 DON 836 87 1.3 70
Show 17242-4348 HU 1523 266 7.4 70
Show 17304-4301 TDT 389 Aa,Ab 160 1.6 71
Show 17304-4301 CPO 76 AB 340 4.8 71
Show 17304-4301 DAM 25 AB,C 144 7.7 71
Show 17363-4344 DON 845 167 0.3 72
Show 17347-4508 RSS 451 154 11.2 74
Show 17371-4419 WDK 3 190 0.2 74
Show 17366-4338 DON 846 122 3.4 77
Show 17257-4516 B 1857 51 4.5 81
Show 17252-4512 B 1856 140 1.6 81
Show 17337-4256 GAT 23 28 0.8 85
Show 17332-4531 I 603 78 1.3 85
Show 17237-4510 I 593 282 0.8 92
Show 17388-4406 I 1331 58 1.3 92
Show 17259-4251 BRT 966 96 2.9 94
Show 17296-4236 B 1859 317 0.2 96
Show 17280-4545 B 1858 237 2.2 97
Show 17288-4233 RSS 444 203 9.4 101
Show 17376-4516 CPO 539 216 5.5 101
Show 17312-4552 BRT 975 134 5.1 101
Show 17283-4550 DON 840 12 1.3 101
Show 17374-4519 BRT 985 96 4.0 102
Show 17269-4551 HJ 4949 AB 251 2.1 106
Show 17269-4551 DUN 216 AC 312 102.5 106
Show Sargas 17373-4300 SEE 510 AB 315 6.5 106
Show 17373-4300 SEE 510 Aa,Ab 98 0.2 106
Show 17383-4513 HDS2491 247 0.5 106
Show 17267-4551 ARY 109 155 10.5 107
Show 17207-4443 CPO 519 223 5.7 108

 
 
WDS 17303-4412 : COMPONENTS
 
 
  A B
B pa=95.8°
sep=1.90"
 
C pa=104.5°
sep=23.92"
pa=105.2°
sep=22.04"
 
 
17303-4412 A
 
 
Name HD 158239 Coord arcsec 2000 173015.41-441147.9 Mag 9.6 Spectral class B9III (blue-white)
PmRA -27.00 PmDE -4.0 SAO 228042 Tycho2 7896-02798-1
HD 158239 DM CP-44 8547
Tycho2
Tycho2 7896-02798-1 Pflag RAmdeg 262.56424696 DEmdeg -44.19665986
PmRA -14.0 PmDE -3.5 E RAmdeg 17 E DEmdeg 20
E pmRA 1.8 E pmDE 1.7 EpRAm 1990.36 EpDEm 1989.60
Num 4 Q RAmdeg 0.6 Q DEmdeg 1.2 Q pmRA 0.7
Q pmDE 1.2 BTmag 9.697 E BTmag 0.028 VTmag 9.603
E VTmag 0.033 Prox 33 TYC T HIP
CCDM RAdeg 262.56429250 DEdeg -44.19665111 EpRA 1990 1.58
EpDE 1990 1.37 E RAdeg 16.9 E DEdeg 20.4 Posflg D
Corr 0.1
SAO
SAO 228042 DelFlag RA1950 PmRA1950 0.0004
DE1950 PmDE1950 -0.015 Vmag 9.3 SpType A0
Double code Source 48 CatNum 16270 DM CP-44 8547
DMcomp BDsup HD 158239 M HD 0
GC RA1950rad 4.56675841 DE1950rad -0.77071184 PmRA2000 0.0004
PmDE2000 -0.015
CCDM
Ccdm 17303-4412 RComp Comp A Note1
Note2 Discov num DRAs -2.46 DDEs 11.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.4 Sp A0 PmNote *
PmRA 4 PmDE -15 Dm number -4411787 Cat1 CD
Name2 228042 Cat2 SAO HD 158239 M HD
ADS BDS M ADS BDS N IDS IDS 17230S4407A
HIC
 
 
17303-4412 B
 
 
Coord arcsec 2000 173015.59-441148.1 Mag 10.56 PmRA 14.00 PmDE 5.0
Calc delta mag 0.96 Calc coord yes
CCDM
Ccdm 17303-4412 RComp Comp B Note1
Note2 Discov num I 1005 DRAs DDEs
R dRAs Year 1913 Theta 094 Rho 3.3
Obs 3 Vmag 10.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 17230S4407B
HIC
 
 
17303-4412 C
 
 
Coord arcsec 2000 173017.56-441153.9 Mag 13.49 PmRA -4.00 PmDE 6.0
Calc delta mag 3.89 Calc coord yes