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Current system
17450-4511
HJ 4973
HD 160942


Nearby doubles
14' : 17452-4458
BRT 990AB

16' : 17459-4500
DON 862

32' : 17427-4451
DON 859

32' : 17431-4446
I 1335

33' : 17437-4442
BRT 989

37' : 17481-4527
CPO9248

40' : 17486-4502
CPO 77

42' : 17488-4522
B 1868

47' : 17408-4457
TDS 877

47' : 17410-4530
DON 855

49' : 17454-4423
TDT 490

49' : 17496-4510
DON 867

50' : 17479-4433
RST5442

57' : 17447-4415
RSS 460

60' : 17395-4454
DON 853

61' : 17416-4601
BRT 987

63' : 17417-4604
SWR 228

68' : 17388-4532
B 2841

70' : 17456-4403
DON 861

71' : 17383-4513
HDS2491

71' : 17510-4543
BRT1001

72' : 17395-4553
SKF1418AB

73' : 17424-4618
HDS2505AB

73' : 17389-4546
DON 851

74' : 17397-4559
HDS2497

75' : 17423-4621
ARY 124



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.

17450-4511 HJ 4973 (HD 160942)

 
 
17h 44m 58.08s -45° 11' 13.1" P.A. 24.00 sep 14.0 mag 8.30,9.25 Sp A1V+K:
 
 
Coord 2000 17450-4511 Discov num HJ 4973 Comp Coord arcsec 2000 17 44 58.08 -45 11 13.1
Date first 1834 Date last 2015 Obs 19
Pa first 28 Pa last 24.3 P.A. Now (θ) 24.3°
Sep first 13.5 Sep last 13.958 Sep. Now (ρ) 13.958"
Mag pri 8.30 Mag sec 9.25 delta mag (ΔM) 0.95 Spectral class A1V+K: (white/yellow-orange)
Pri motion ra +011 Sec motion ra +009
Pri motion dec -008 Sec motion dec +004
Notes N (See Notes)
rPM=0.894
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 160942 Constellation Scorpius SAO 228366 Tycho2 8343-02055-1
Gaia DR2 5955057574218039552 HD 160942 GC 24057
 
 
WDS 17450-4511 HJ 4973 (HD 160942) : NOTES
 
 
discov_num notes refcode
HJ 4973 B is CD-45@11856.
 
 
REFERENCES
 
 
refcode metd author reference
HJ_1826 Mb - Herschel, J.F.W. 1826MmRAS...2..459H
HJ_1826 MemRAS 2, 459, 1826
HJ_1829a Mb - Herschel, J.F.W. 1829MmRAS...3...47H
HJ_1829a MemRAS 3, 47, 1829
HJ_1829b Mb - Herschel, J.F.W. 1829MmRAS...3..177H
HJ_1829b MemRAS 3, 177, 1829
HJ_1831 Ma - Herschel, J.F.W. 1831MmRAS...4..331H
HJ_1831 +Mb MemRAS 4, part 2, 331, 1831
HJ_1833a Ma - Herschel, J.F.W. 1833MmRAS...5...13H
HJ_1833a +Mb MemRAS 5, 13, 1833
HJ_1833b orb - Herschel, J.F.W. 1833MmRAS...5..171H
HJ_1833b MemRAS 5, 171, 1833
HJ_1833c Mb - Herschel, J.F.W. 1833MmRAS...6....1H
HJ_1833c MemRAS 6, 1, 1833
HJ_1833d orb - Herschel, J.F.W. 1833MmRAS...6..149H
HJ_1833d MemRAS 6, 149, 1833
HJ_1835 Ma - Herschel, J.F.W. 1835MmRAS...8...37H
HJ_1835 +Mb MemRAS 8, 37, 1835
HJ_1836 Mb - Herschel, J.F.W. 1836MmRAS...9..193H
HJ_1836 MemRAS 9, 193, 1836
HJ_1847a Ma j Herschel, J.F.W. .
HJ_1847a +Mb Cape Results, London, 1847 (Cape of Good Hope Astronomical Observations 1834-1838)
HJ_1847b Ma j Herschel, J.F.W. .
HJ_1847b Cape Results, London, 1847
HJ_1850 orb - Herschel, J.F.W. 1850MmRAS..18...47H
HJ_1850 MemRAS 18, 47, 1850
HJ_1870 Mb - Herschel, J.F.W. 1870MmRAS..38....1H
HJ_1870 MemRAS 38, 1, 1870
HJ_1874A - Herschel, J.F.W. 1874MNRAS..35...28B
HJ_1874A cited by Burnham (MNRAS 35, 28, 1874)
HJ_1875A Ma - Herschel, J.F.W. 1875AN.....85..323D
HJ_1875A +Mb cited by Doberck, 1875 (see Dob1875b,f,g,h)
HJ_1880A Ma - Herschel, J.F.W. 1880Obs.....3..508G
HJ_1880A +Mb cited by Gledhill (Obs 3, 508, 1880)
HJ_1880B Mb - Herschel, J.F.W. 1880MNRAS..40..497B
HJ_1880B cited by Burnham (MNRAS 40, 497, 1880)
HJ_1897A Ma j Herschel, J.F.W. 1897MNRAS..57..541S
HJ_1897A cited by See (MNRAS 57, 541, 1897)
HJ_1905A Ma - Herschel, J.F.W. 1905LicOB...3..147A
HJ_1905A +Mb cited by Aitken (Lick Obs. Bull. 3, 147, 1905)
HJ_1906A Ma - Herschel, J.F.W. 1906MmRAS..56....1L
HJ_1906A +Mb cited by Lewis (MemRAS 56, 1, 1906)
HJ_1906B Ma - Herschel, J.F.W. 1906QB821.B972.....
HJ_1906B +Mb cited in BDS (Burnham Double Star Cat.), 1906
HJ_1927A Mb - Herschel, J.F.W. 1927sdsc.book......
HJ_1927A cited in SDS (Southern Double Star Catalog), 1927
HJ_1932A Mb - Herschel, J.F.W. 1932QB821.A43......
HJ_1932A cited in ADS (Aitken Double Star Cat.), 1932
HJ_9999 M j Herschel, J.F.W. ...................
HJ_9999 +Ma 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
17450-4511 HJ 4973 1999 16 25 13.8 8.30 9.25 A1V A1V N D 174458.08-451113.1
17450-4511 HJ 4973 2010 18 24 13.2 8.30 9.25 A1V+K: N 174458.08-451113.1
17450-4511 HJ 4973 2015 19 24 14.0 8.30 9.25 A1V+K: N 174458.08-451113.1

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

 
 
WDS 17450-4511 HJ 4973 (HD 160942) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17450-4511 HJ 4973 (HD 160942) : MEASURES
 
 
No records found.

 
 
WDS 17450-4511 (HD 160942) : VIRTUAL EYEPIECE
 
 

17450-4511 HJ 4973A mag 8.3 Sp A1V 17450-4511 HJ 4973B sep 13.3 P.A. 17.70 mag 9.25 Sp K: 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 17450-4511 (HD 160942) : ALADIN DSS IMAGE @ 17h 44m 58.08s -45° 11' 13.1"
 
 
 
 
WDS 17450-4511 HJ 4973 (HD 160942) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17450-4511 HJ 4973 distance=0' 17452-4458 BRT 990AB distance=14' 17452-4458 BRT 990BC distance=14' 17459-4500 DON 862 distance=16' 17427-4451 DON 859 distance=32' 17431-4446 I 1335 distance=32' 17437-4442 BRT 989 distance=33' 17481-4527 CPO9248 distance=37' 17486-4502 CPO 77 distance=40' 17488-4522 B 1868 distance=42' 17408-4457 TDS 877 distance=47' 17410-4530 DON 855 distance=47' 17454-4423 TDT 490 distance=49' 17496-4510 DON 867 distance=49' 17479-4433 RST5442 distance=50' 17447-4415 RSS 460 distance=57' 17395-4454 DON 853 distance=60' 17416-4601 BRT 987 distance=61' 17417-4604 SWR 228 distance=63' 17388-4532 B 2841 distance=68' 17456-4403 DON 861 distance=70' 17383-4513 HDS2491 distance=71' 17510-4543 BRT1001 distance=71' 17395-4553 KPP4390BC distance=72' 17395-4553 SKF1418AB distance=72' 17395-4553 KPP4390AC distance=72' 17424-4618 HDS2505AB distance=73' 17424-4618 ARY 128AB,C distance=73' 17389-4546 DON 851 distance=73' 17397-4559 HDS2497 distance=74' 17423-4621 ARY 124 distance=75' 17482-4404 DON 865AB distance=76' 17482-4404 CPO 555AC distance=76' 17420-4401 DON 857 distance=77' 17376-4516 CPO 539 distance=79' 17374-4519 BRT 985 distance=81' 17383-4555 CPO9246 distance=83' 17499-4405 KPP3005 distance=85' 17482-4630 RST 949 distance=86' 17524-4556 DON 868 distance=91' 17405-4352 DON 854AB distance=93' 17405-4352 COO 217AC distance=93' 17388-4406 I 1331 distance=93' 17422-4641 CPO 547AB distance=95' 17403-4633 CPO 545 distance=96' 17530-4600 CPO9252 distance=98' 17371-4419 WDK 3 distance=100' 17470-4330 COO 220 distance=104' 17457-4655 I 248AB distance=105' 17457-4655 I 248AC distance=105' 17418-4651 CPO9247 distance=105' 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 17450-4511 HJ 4973 24 14.0
Show 17452-4458 BRT 990 AB 292 4.4 14
Show 17452-4458 BRT 990 BC 20 4.2 14
Show 17459-4500 DON 862 186 2.0 16
Show 17427-4451 DON 859 218 0.9 32
Show 17431-4446 I 1335 57 3.0 32
Show 17437-4442 BRT 989 17 3.1 33
Show 17481-4527 CPO9248 123 3.5 37
Show 17486-4502 CPO 77 324 4.0 40
Show 17488-4522 B 1868 221 1.3 42
Show 17408-4457 TDS 877 313 1.3 47
Show 17410-4530 DON 855 265 0.4 47
Show 17454-4423 TDT 490 18 0.9 49
Show 17496-4510 DON 867 285 0.5 49
Show 17479-4433 RST5442 105 0.6 50
Show 17447-4415 RSS 460 358 14.9 57
Show 17395-4454 DON 853 197 0.3 60
Show 17416-4601 BRT 987 291 5.3 61
Show 17417-4604 SWR 228 100 23.6 63
Show 17388-4532 B 2841 44 5.5 68
Show 17456-4403 DON 861 340 5.7 70
Show 17383-4513 HDS2491 247 0.5 71
Show 17510-4543 BRT1001 300 4.8 71
Show 17395-4553 KPP4390 BC 229 42.8 72
Show 17395-4553 SKF1418 AB 82 15.4 72
Show 17395-4553 KPP4390 AC 214 30.9 72
Show 17424-4618 HDS2505 AB 319 0.4 73
Show 17424-4618 ARY 128 AB,C 293 93.1 73
Show 17389-4546 DON 851 243 2.1 73
Show 17397-4559 HDS2497 169 0.5 74
Show 17423-4621 ARY 124 350 55.7 75
Show 17482-4404 DON 865 AB 55 2.5 76
Show 17482-4404 CPO 555 AC 54 9.1 76
Show 17420-4401 DON 857 44 0.9 77
Show 17376-4516 CPO 539 216 5.5 79
Show 17374-4519 BRT 985 96 4.0 81
Show 17383-4555 CPO9246 36 4.4 83
Show 17499-4405 KPP3005 254 19.9 85
Show 17482-4630 RST 949 141 0.3 86
Show 17524-4556 DON 868 221 0.5 91
Show 17405-4352 DON 854 AB 122 7.3 93
Show 17405-4352 COO 217 AC 203 15.5 93
Show 17388-4406 I 1331 58 1.3 93
Show 17422-4641 CPO 547 AB 267 5.1 95
Show 17403-4633 CPO 545 33 6.2 96
Show 17530-4600 CPO9252 288 6.6 98
Show 17371-4419 WDK 3 190 0.2 100
Show 17470-4330 COO 220 331 13.0 104
Show 17457-4655 I 248 AB 127 1.9 105
Show 17457-4655 I 248 AC 7 42.3 105
Show 17418-4651 CPO9247 279 4.4 105

 
 
WDS 17450-4511 : COMPONENTS
 
 
  A
B pa=17.7°
sep=13.35"
 
 
17450-4511 A
 
 
Componente originario normalizzato AB Name HD 160942 Coord arcsec 2000 174458.08-451113.1 Mag 8.3
Spectral class A1V (white) PmRA 11.00 PmDE -8.0 SAO 228366
Tycho2 8343-02055-1 HD 160942 GC 24057 DM CD-4511855
Tycho2
Tycho2 8343-02055-1 Pflag RAmdeg 266.24200559 DEmdeg -45.18696290
PmRA 10.7 PmDE -7.7 E RAmdeg 6 E DEmdeg 7
E pmRA 1.1 E pmDE 1.1 EpRAm 1990.95 EpDEm 1990.51
Num 7 Q RAmdeg 0.7 Q DEmdeg 1.7 Q pmRA 0.7
Q pmDE 1.8 BTmag 8.451 E BTmag 0.017 VTmag 8.297
E VTmag 0.014 Prox 137 TYC T HIP
CCDM RAdeg 266.24197056 DEdeg -45.18694472 EpRA 1990 1.64
EpDE 1990 1.46 E RAdeg 6.3 E DEdeg 7.3 Posflg
Corr 0.0
SAO
SAO 228366 DelFlag RA1950 PmRA1950 0.0043
DE1950 PmDE1950 0.004 Vmag 7.9 SpType A0
Double code Source 70 CatNum 24057 DM CD-4511855
DMcomp A BDsup HD 160942 M HD 0
GC 24057 RA1950rad 4.63074674 DE1950rad -0.78829838 PmRA2000 0.0043
PmDE2000 0.003
CCDM
Ccdm 17450-4511 RComp Comp A Note1
Note2 Discov num DRAs -1.62 DDEs -11.8
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.3 Sp A0 PmNote *
PmRA 45 PmDE 3 Dm number -4511855 Cat1 CD
Name2 228366 Cat2 SAO HD 160942 M HD
ADS BDS M ADS BDS N IDS IDS 17376S4508A
HIC
 
 
17450-4511 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 174458.46-451100.4 Mag 9.25 Spectral class K: (yellow-orange)
PmRA 9.00 PmDE 4.0 SAO 228367 Tycho2 8343-00340-1
HD 160943 DM CP-45 8830 Calc delta mag 0.95 Calc coord yes
Tycho2
Tycho2 8343-00340-1 Pflag RAmdeg 266.24426322 DEmdeg -45.18348667
PmRA 5.4 PmDE -0.6 E RAmdeg 17 E DEmdeg 20
E pmRA 2.0 E pmDE 2.0 EpRAm 1990.84 EpDEm 1990.30
Num 3 Q RAmdeg 0.4 Q DEmdeg 0.9 Q pmRA 0.4
Q pmDE 0.9 BTmag 10.285 E BTmag 0.040 VTmag 9.253
E VTmag 0.023 Prox 137 TYC T HIP
CCDM RAdeg 266.24424528 DEdeg -45.18348528 EpRA 1990 1.63
EpDE 1990 1.48 E RAdeg 17.4 E DEdeg 19.6 Posflg D
Corr 0.0
SAO
SAO 228367 DelFlag RA1950 PmRA1950 0.0026
DE1950 PmDE1950 0.007 Vmag 9.5 SpType A0
Double code Source 48 CatNum 16645 DM CP-45 8830
DMcomp B BDsup HD 160943 M HD 0
GC RA1950rad 4.63078031 DE1950rad -0.78824347 PmRA2000 0.0026
PmDE2000 0.006
CCDM
Ccdm 17450-4511 RComp Comp B Note1
Note2 Discov num HJ 4973 DRAs -1.23 DDEs -0.1
R dRAs 10 Year 1951 Theta 026 Rho 13.4
Obs 4 Vmag 9.1 Sp A0 PmNote *
PmRA 28 PmDE 7 Dm number -4511856 Cat1 CD
Name2 228367 Cat2 SAO HD 160943 M HD
ADS BDS M ADS BDS N IDS IDS 17376S4508B
HIC