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Doubles in session


Current system
17020-3943
HJ 4908


Nearby doubles
2' : 17019-3945
WG 198

6' : 17025-3944
TDS 848

12' : 17013-3951
B 1329

16' : 17019-3928
RST1926

27' : 17034-4005
HDS2414

37' : 16598-3917
TDT 169

38' : 17003-4015
RST5423

38' : 16589-3934
I 580

48' : 16589-4015
SNA 61AB

49' : 16587-4009
LDS 576

52' : 16576-3939
RST1915

58' : 16580-4016
LDS 575

59' : 16577-4014
SHN 217

63' : 16567-3951
WG 194

66' : 17077-3945
RST1936

72' : 16567-3908
GAT 20

72' : 16568-3906
HDS2396AB

73' : 16572-4031
WG 196

74' : 17032-3831
HDS2413

75' : 17041-3833
RST1930

75' : 16556-3934
RST1909

76' : 16556-3931
SEE 310

76' : 16569-4031
RST5421AB

78' : 16555-3928
SEE 309

78' : 16555-3930
SEE 306

78' : 16555-3929
SEE 308



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.

17020-3943 HJ 4908

 
 
17h 02m 04.17s -39° 43' 15.9" P.A. 177.00 sep 5.0 mag 12.29,12.29 Sp K
 
 
Coord 2000 17020-3943 Discov num HJ 4908 Comp Coord arcsec 2000 17 02 04.17 -39 43 15.9
Date first 1834 Date last 2015 Obs 13
Pa first 180 Pa last 177.4 P.A. Now (θ) 177.4°
Sep first 1.5 Sep last 4.985 Sep. Now (ρ) 4.985"
Mag pri 12.29 Mag sec 12.29 delta mag (ΔM) 0 Spectral class K (yellow-orange)
Pri motion ra -011 Sec motion ra -002
Pri motion dec +046 Sec motion dec +001
Notes B (Blue magnitudes)
rPM=0.97
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Scorpius Tycho2 7873-00566-1 Gaia DR2 5967200614995003264
 
 
WDS 17020-3943 HJ 4908 : NOTES
 
 
No records found.

 
 
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
17020-3943 HJ 4908 1999 10 178 5.1 12.29 12.29 K DB 170204.17-394315.9
17020-3943 HJ 4908 2010 12 178 5.0 12.29 12.29 K B 170204.17-394315.9
17020-3943 HJ 4908 2015 13 177 5.0 12.29 12.29 K B 170204.17-394315.9

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

 
 
WDS 17020-3943 HJ 4908 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17020-3943 HJ 4908 : MEASURES
 
 
No records found.

 
 
WDS 17020-3943 : VIRTUAL EYEPIECE
 
 

17020-3943 HJ 4908A mag 12.29 Sp K 17020-3943 HJ 4908B sep 5.0 P.A. 178.00 mag 12.29 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 17020-3943 : ALADIN DSS IMAGE @ 17h 02m 04.17s -39° 43' 15.9"
 
 
 
 
WDS 17020-3943 HJ 4908 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17020-3943 HJ 4908 distance=0' 17019-3945 WG 198 distance=2' 17025-3944 TDS 848 distance=6' 17013-3951 B 1329 distance=12' 17019-3928 RST1926 distance=16' 17034-4005 HDS2414 distance=27' 16598-3917 TDT 169 distance=37' 17003-4015 RST5423 distance=38' 16589-3934 I 580 distance=38' 16589-4015 SNA 61Aa,Ab distance=48' 16589-4015 SNA 61AB distance=48' 16589-4015 SNA 61AC distance=48' 16589-4015 SNA 61AD distance=48' 16589-4015 SNA 61AE distance=48' 16589-4015 SNA 61AF distance=48' 16587-4009 LDS 576 distance=49' 16576-3939 RST1915 distance=52' 16580-4016 LDS 575 distance=58' 16577-4014 SHN 217 distance=59' 16567-3951 WG 194 distance=63' 17077-3945 RST1936 distance=66' 16567-3908 GAT 20 distance=72' 16568-3906 HDS2396AB distance=72' 16568-3906 DAM 350AC distance=72' 16572-4031 WG 196 distance=73' 17032-3831 HDS2413 distance=74' 17041-3833 RST1930 distance=75' 16556-3934 RST1909 distance=75' 16556-3931 SEE 310 distance=76' 16569-4031 CHR 254Aa,Ab distance=76' 16569-4031 RST5421AB distance=76' 16569-4031 COO 289AC distance=76' 16569-4031 COO 289AD distance=76' 16569-4031 COO 289AE distance=76' 16569-4031 COO 289CD distance=76' 16555-3928 SEE 309 distance=78' 16555-3930 SEE 306 distance=78' 16555-3929 SEE 308 distance=78' 16555-3931 SEE 305 distance=79' 16555-3926 TDT 145 distance=79' 16554-3929 B 1325 distance=79' 16555-3927 SEE 307 distance=79' 17061-4048 KPP 391 distance=80' 17062-3838 SEE 318 distance=82' 16548-3950 SHN 216 distance=85' 17077-3849 I 1311 distance=85' 16563-4040 HDS2394AB distance=88' 16563-4040 SNA 60Aa,Ab distance=88' 16563-4040 SNA 60AC distance=88' 16563-4041 TDT 153 distance=88' 17019-4112 DAW 72 distance=90' 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 17020-3943 HJ 4908 177 5.0
Show 17019-3945 WG 198 126 3.3 2
Show 17025-3944 TDS 848 199 1.7 6
Show 17013-3951 B 1329 273 3.4 12
Show 17019-3928 RST1926 358 0.2 16
Show 17034-4005 HDS2414 168 0.3 27
Show 16598-3917 TDT 169 116 2.1 37
Show 17003-4015 RST5423 308 1.1 38
Show 16589-3934 I 580 17 3.7 38
Show 16589-4015 SNA 61 Aa,Ab 8 0.0 48
Show 16589-4015 SNA 61 AB 243 0.7 48
Show 16589-4015 SNA 61 AC 180 2.9 48
Show 16589-4015 SNA 61 AD 164 4.3 48
Show 16589-4015 SNA 61 AE 250 6.2 48
Show 16589-4015 SNA 61 AF 284 6.6 48
Show 16587-4009 LDS 576 56 26.3 49
Show 16576-3939 RST1915 273 1.8 52
Show 16580-4016 LDS 575 248 8.6 58
Show 16577-4014 SHN 217 -1 0.1 59
Show 16567-3951 WG 194 86 7.5 63
Show 17077-3945 RST1936 300 2.1 66
Show 16567-3908 GAT 20 23 169.4 72
Show 16568-3906 HDS2396 AB 296 3.2 72
Show 16568-3906 DAM 350 AC 204 169.3 72
Show 16572-4031 WG 196 158 9.6 73
Show 17032-3831 HDS2413 332 9.8 74
Show 17041-3833 RST1930 84 5.7 75
Show 16556-3934 RST1909 227 0.3 75
Show 16556-3931 SEE 310 127 12.9 76
Show 16569-4031 CHR 254 Aa,Ab 310 0.1 76
Show 16569-4031 RST5421 AB 128 7.3 76
Show 16569-4031 COO 289 AC 253 7.9 76
Show 16569-4031 COO 289 AD 237 15.2 76
Show 16569-4031 COO 289 AE 339 38.2 76
Show 16569-4031 COO 289 CD 221 7.9 76
Show 16555-3928 SEE 309 148 9.6 78
Show 16555-3930 SEE 306 339 20.8 78
Show 16555-3929 SEE 308 176 4.9 78
Show 16555-3931 SEE 305 332 7.8 79
Show 16555-3926 TDT 145 24 1.2 79
Show 16554-3929 B 1325 329 3.5 79
Show 16555-3927 SEE 307 93 7.2 79
Show 17061-4048 KPP 391 183 3.9 80
Show 17062-3838 SEE 318 356 1.1 82
Show 16548-3950 SHN 216 -1 0.5 85
Show 17077-3849 I 1311 86 3.8 85
Show 16563-4040 HDS2394 AB 308 0.3 88
Show 16563-4040 SNA 60 Aa,Ab 285 0.0 88
Show 16563-4040 SNA 60 AC 144 1.5 88
Show 16563-4041 TDT 153 55 0.4 88
Show 17019-4112 DAW 72 356 3.2 90

 
 
WDS 17020-3943 : COMPONENTS
 
 
  A
B pa=178.0°
sep=4.98"
 
 
17020-3943 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 170204.17-394315.9 Mag 12.29 Spectral class K (yellow-orange)
PmRA -11.00 PmDE 46.0 Tycho2 7873-00566-1
Tycho2
Tycho2 7873-00566-1 Pflag RAmdeg 255.51923095 DEmdeg -39.72666381
PmRA -2.8 PmDE -3.4 E RAmdeg 77 E DEmdeg 93
E pmRA 2.2 E pmDE 2.3 EpRAm 1973.86 EpDEm 1963.24
Num 4 Q RAmdeg 1.1 Q DEmdeg 1.7 Q pmRA 1.1
Q pmDE 1.7 BTmag 12.312 E BTmag 0.180 VTmag 12.520
E VTmag 0.254 Prox 308 TYC T HIP
CCDM RAdeg 255.51923778 DEdeg -39.72665417 EpRA 1990 1.57
EpDE 1990 1.25 E RAdeg 87.0 E DEdeg 114.3 Posflg
Corr 0.3
 
 
17020-3943 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 170204.19-394320.9 Mag 12.29 PmRA -2.00
PmDE 1.0 Calc coord yes