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Doubles in session


Current system
20327-8155
HJ 5175 AB


Nearby doubles
18' : 20270-8143
LDS 706

42' : 20245-8233
KPP4194

42' : 20505-8216
KPP4215

47' : 20214-8117
I 1044

57' : 20437-8104
WIS 342

58' : 20333-8058
HJ 5182

71' : 20327-8306
TVB 315

78' : 20129-8052
KPP 463

102' : 20475-8019
HDS2963

112' : 20235-8345
UC 4164

113' : 20205-8007
TDT2191

134' : 20477-8406
UC 4289

136' : 20258-8410
KPP4197

138' : 20373-7938
SPM 39

146' : 20168-8419
LDS 695

158' : 20167-8431
UC 4135

174' : 20206-7904
UC 4152

175' : 20269-7901
UC 4187

180' : 20264-7857
TDT2270

182' : 20425-7856
UC 4264

183' : 20482-7857
UC 4294

191' : 20172-7849
RST3249

225' : 20308-7811
UC 4203

235' : 20315-8550
LDS 703

236' : 20375-7800
TDT2432

238' : 20442-7800
UC 4275



Selections
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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.

20327-8155 HJ 5175 AB

 
 
20h 32m 42.77s -81° 55' 23.3" P.A. 301.00 sep 10.0 mag 10.90,11.40
 
 
Coord 2000 20327-8155 Discov num HJ 5175 Comp AB Coord arcsec 2000 20 32 42.77 -81 55 23.3
Date first 1836 Date last 2017 Obs 13
Pa first 293 Pa last 300.7 P.A. Now (θ) 300.7°
Sep first 6.0 Sep last 10 Sep. Now (ρ) 10"
Mag pri 10.90 Mag sec 11.40 delta mag (ΔM) 0.5 Spectral class
Pri motion ra +050 Sec motion ra -098
Pri motion dec -054 Sec motion dec +035
Notes N U (See Notes, Proper motion indicates non-physical)
rPM=1.66
This double is not physical.
 
 
20327-8155 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 32 43 -81 55 23 HJ 5175 AB 2017 13 301 10.0 10.90 11.40 0.50 <===
Show 20 32 43 -81 55 23 HJ 5175 AC 2017 17 197 12.3 10.90 12.90 2.00
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Octans Tycho2 9472-00129-1 Gaia DR2 6349006100751620736
 
 
WDS 20327-8155 HJ 5175 AB : NOTES
 
 
discov_num notes refcode
HJ 5175 AB and AC: Additional notes may be found in van den Bos (1956). B__1956a
 
 
REFERENCES
 
 
refcode metd author reference
B__1956a Ma - van den Bos, W.H. 1956CiUO..115..266V
B__1956a +J Union Obs. Johannesburg Circ. 115, 266, 1956
 
 
DISCOVERER
 
 
idgroup discov author
1 HJ Herschel, J.F.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20327-8155 HJ 5175 AB 1959 5 295 4.2 10.90 11.40 N 203242.77-815523.3
20327-8155 HJ 5175 AB 1992 6 296 7.3 10.90 11.40 N 203242.77-815523.3
20327-8155 HJ 5175 AB 2000 7 300 8.4 10.90 11.40 N D 203242.77-815523.3
20327-8155 HJ 5175 AB 2010 11 301 8.7 10.90 11.40 NU 203242.77-815523.3
20327-8155 HJ 5175 AB 2016 11 301 10.0 10.90 11.40 NU 203242.77-815523.3
20327-8155 HJ 5175 AB 2017 12 301 10.0 10.90 11.40 NU 203242.77-815523.3

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

 
 
WDS 20327-8155 HJ 5175 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20327-8155 HJ 5175 AB : MEASURES
 
 
No records found.

 
 
WDS 20327-8155 : VIRTUAL EYEPIECE
 
 

20327-8155 HJ 5175A mag 10.9 20327-8155 HJ 5175B sep 5.2 P.A. 346.70 mag 11.4 20327-8155 HJ 5175C sep 11.8 P.A. 182.40 mag 12.9 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 20327-8155 : ALADIN DSS IMAGE @ 20h 32m 42.77s -81° 55' 23.3"
 
 
 
 
WDS 20327-8155 HJ 5175 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20327-8155 HJ 5175AB distance=0' 20270-8143 LDS 706 distance=18' 20245-8233 KPP4194 distance=42' 20505-8216 KPP4215 distance=42' 20214-8117 I 1044 distance=47' 20437-8104 WIS 342 distance=57' 20333-8058 HJ 5182 distance=58' 20327-8306 TVB 315 distance=71' 20129-8052 KPP 463 distance=78' 20475-8019 HDS2963 distance=102' 20235-8345 UC 4164 distance=112' 20205-8007 TDT2191 distance=113' 20477-8406 UC 4289 distance=134' 20258-8410 KPP4197 distance=136' 20373-7938 SPM 39 distance=138' 20168-8419 LDS 695 distance=146' 20167-8431 UC 4135 distance=158' 20206-7904 UC 4152 distance=174' 20269-7901 UC 4187 distance=175' 20264-7857 TDT2270 distance=180' 20425-7856 UC 4264 distance=182' 20482-7857 UC 4294 distance=183' 20172-7849 RST3249 distance=191' 20308-7811 UC 4203 distance=225' 20315-8550 LDS 703 distance=235' 20375-7800 TDT2432 distance=236' 20442-7800 UC 4275 distance=238' 20442-7759 HDS2951 distance=238' 20195-8556 HJ 5127 distance=241' 20300-7739 HDS2931 distance=257' 20319-7712 HJ 5186 distance=284' 20328-7701 JSP 814 distance=295' 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 20327-8155 HJ 5175 AB 301 10.0
Show 20327-8155 HJ 5175 AC 197 12.3
Show 20270-8143 LDS 706 85 226.5 18
Show 20245-8233 KPP4194 131 2.9 42
Show 20505-8216 KPP4215 26 3.6 42
Show 20214-8117 I 1044 21 0.7 47
Show 20437-8104 WIS 342 61 714.6 57
Show 20333-8058 HJ 5182 25.5 58
Show 20327-8306 TVB 315 302 4.9 71
Show 20129-8052 KPP 463 207 3.7 78
Show 20475-8019 HDS2963 15 0.3 102
Show 20235-8345 UC 4164 349 51.3 112
Show 20205-8007 TDT2191 240 0.5 113
Show 20477-8406 UC 4289 72 11.3 134
Show 20258-8410 KPP4197 13 28.7 136
Show 20373-7938 SPM 39 81 18.3 138
Show 20168-8419 LDS 695 137 252.1 146
Show 20167-8431 UC 4135 30 69.9 158
Show 20206-7904 UC 4152 78 64.5 174
Show 20269-7901 UC 4187 105 30.7 175
Show 20264-7857 TDT2270 281 0.8 180
Show 20425-7856 UC 4264 73 42.0 182
Show 20482-7857 UC 4294 309 25.4 183
Show 20172-7849 RST3249 311 0.4 191
Show 20308-7811 UC 4203 307 21.5 225
Show 20315-8550 LDS 703 62 13.4 235
Show 20375-7800 TDT2432 221 3.7 236
Show 20442-7800 UC 4275 95 7.5 238
Show 20442-7759 HDS2951 332 0.0 238
Show 20195-8556 HJ 5127 13 4.4 241
Show 20300-7739 HDS2931 97 0.1 257
Show 20319-7712 HJ 5186 94 7.8 284
Show 20328-7701 JSP 814 299 3.3 295

 
 
WDS 20327-8155 : COMPONENTS
 
 
  A B
B pa=346.7°
sep=5.25"
 
C pa=182.4°
sep=11.79"
pa=177.6°
sep=16.90"
 
 
20327-8155 A
 
 
Coord arcsec 2000 203242.77-815523.3 Mag 10.9 PmRA 50.00 PmDE -54.0
Tycho2 9472-00129-1
Tycho2
Tycho2 9472-00129-1 Pflag RAmdeg 308.17823007 DEmdeg -81.92315814
PmRA 20.9 PmDE -35.7 E RAmdeg 38 E DEmdeg 39
E pmRA 2.0 E pmDE 1.9 EpRAm 1987.92 EpDEm 1987.24
Num 4 Q RAmdeg 0.7 Q DEmdeg 0.8 Q pmRA 0.6
Q pmDE 0.8 BTmag 11.567 E BTmag 0.067 VTmag 10.900
E VTmag 0.059 Prox 999 TYC T HIP
CCDM RAdeg 308.17788667 DEdeg -81.92307611 EpRA 1990 1.71
EpDE 1990 1.72 E RAdeg 39.1 E DEdeg 40.0 Posflg
Corr 0.0
 
 
20327-8155 B
 
 
Coord arcsec 2000 203242.20-815518.2 Mag 11.4 PmRA -98.00 PmDE 35.0
Calc delta mag 0.5 Calc coord yes
 
 
20327-8155 C
 
 
Coord arcsec 2000 203242.53-815535.1 Mag 12.9 PmRA 23.00 PmDE -44.0
Calc delta mag 2 Calc coord yes