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Current system
21510-7612
HDS 3112
HD 207000


Nearby doubles
37' : 21457-7541
KPP4246

44' : 22031-7607
HJ 5306

52' : 21503-7521
FAH 2

53' : 21364-7608
TDT3054

57' : 22006-7657
TDT3289

61' : 21345-7627
KPP2244

62' : 21593-7519
TDT3277

64' : 21366-7652
KPP2099

65' : 21495-7717
I 1050

70' : 21549-7720
HDS3117AB

75' : 22025-7716
DAW 231

78' : 22025-7719
HJ 5301AB

79' : 21415-7723
BLM 6

79' : 21529-7454
HJ 5295

93' : 21543-7441
KPP4255

103' : 21475-7754
DAM 661

106' : 22059-7743
HJ 5310

106' : 21477-7759
LDS6362AB

118' : 21376-7426
UC 4513

120' : 21479-7414
HJ 5287

124' : 21531-7409
KPP3055

130' : 21509-7403
TDT3189

131' : 22000-7407
B 2499

143' : 21534-7835
I 672

148' : 21318-7405
UC 4484

148' : 21475-7839
UC 4566



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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21510-7612 HDS 3112 (HD 207000)

 
 
21h 51m 00.61s -76° 12' 23.7" P.A. 349.00 sep 1.2 mag 9.42,11.80 Sp G8/K0V dist. 70.18 pc (228.93 l.y.)
 
 
Coord 2000 21510-7612 Discov num HDS3112 Comp Coord arcsec 2000 21 51 00.61 -76 12 23.7
Date first 1991 Date last 2016 Obs 5
Pa first 353 Pa last 348.7 P.A. Now (θ) 348.7°
Sep first 0.9 Sep last 1.158 Sep. Now (ρ) 1.158"
Mag pri 9.42 Mag sec 11.80 delta mag (ΔM) 2.38 Spectral class G8/K0V (yellow)
Pri motion ra +059 Sec motion ra +057
Pri motion dec -037 Sec motion dec -032
Notes
rPM=0.077 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 207000 Constellation Octans SAO 257964 HIP 107847
Tycho2 9474-01575-1 Gaia DR2 6358033567955785984 HD 207000 CP CP-76 1538
Distance 70.18 Distance ly 228.93
 
 
WDS 21510-7612 HDS 3112 (HD 207000) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HDS Hipparcos Double Star (from additional DD list) ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21510-7612 HDS3112 1991 2 355 0.9 9.42 11.80 G8/K0V + 215100.61-761223.7
21510-7612 HDS3112 2014 3 349 1.2 9.42 11.80 G8/K0V 215100.61-761223.7
21510-7612 HDS3112 2015 4 350 1.1 9.42 11.80 G8/K0V 215100.61-761223.7
21510-7612 HDS3112 2016 5 349 1.2 9.42 11.80 G8/K0V 215100.61-761223.7

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

 
 
WDS 21510-7612 HDS 3112 (HD 207000) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21510-7612 HDS 3112 (HD 207000) : MEASURES
 
 
No records found.

 
 
WDS 21510-7612 (HD 207000) : VIRTUAL EYEPIECE
 
 

21510-7612 HDS3112A mag 9.42 Sp G8/K0V 21510-7612 HDS3112B sep 1.1 P.A. 357.30 mag 11.8 virtual eyepiece
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Radius:
Components only
 
 
WDS 21510-7612 (HD 207000) : ALADIN DSS IMAGE @ 21h 51m 00.61s -76° 12' 23.7"
 
 
 
 
WDS 21510-7612 HDS 3112 (HD 207000) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21510-7612 HDS3112 distance=1' 21457-7541 KPP4246 distance=37' 22031-7607 HJ 5306 distance=44' 21503-7521 FAH 2 distance=52' 21364-7608 TDT3054 distance=53' 22006-7657 TDT3289 distance=57' 21345-7627 KPP2244 distance=61' 21593-7519 TDT3277 distance=62' 21366-7652 KPP2099 distance=64' 21495-7717 I 1050 distance=65' 21549-7720 HDS3117AB distance=70' 21549-7720 SKF 106AC distance=70' 22025-7716 DAW 231 distance=75' 22025-7719 HJ 5301AB distance=78' 22025-7719 SHY 786BC distance=78' 21415-7723 BLM 6 distance=79' 21529-7454 HJ 5295 distance=79' 21543-7441 KPP4255 distance=93' 21475-7754 DAM 661 distance=103' 22059-7743 HJ 5310 distance=106' 21477-7759 LDS6362AB distance=106' 21477-7759 LDS6362AC distance=106' 21376-7426 UC 4513 distance=118' 21479-7414 HJ 5287 distance=120' 21531-7409 KPP3055 distance=124' 21509-7403 TDT3189 distance=130' 22000-7407 B 2499 distance=131' 21534-7835 I 672 distance=143' 21318-7405 UC 4484 distance=148' 21475-7839 UC 4566 distance=148' 21533-7344 TOK 214 distance=150' 21312-7401 UC 4483 distance=152' 21540-7334 UC 4593 distance=159' 21506-7325 TDT3188 distance=168' 21582-7901 HDS3122 distance=170' 21328-7332 HJ 5268 distance=177' 21478-7241 HEI 597 distance=212' 21561-7235 HJ 5297 distance=220' 21334-8002 HJ 5262 distance=237' 21516-7207 UC 4583 distance=246' 21491-7206 HEI 598 distance=247' 22015-7204 KPP3065AB distance=253' 21540-8036 HJ 5289 distance=264' 21335-7148 KPP1573 distance=275' 21377-7132 TDT3066 distance=286' 21422-8057 TDT3116 distance=286' 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 21510-7612 HDS3112 349 1.2 1
Show 21457-7541 KPP4246 108 1.3 37
Show 22031-7607 HJ 5306 71 34.8 44
Show 21503-7521 FAH 2 204 14.5 52
Show 21364-7608 TDT3054 225 1.5 53
Show 22006-7657 TDT3289 212 3.5 57
Show 21345-7627 KPP2244 53 18.6 61
Show 21593-7519 TDT3277 157 0.5 62
Show 21366-7652 KPP2099 105 16.9 64
Show 21495-7717 I 1050 87 2.9 65
Show 21549-7720 HDS3117 AB 119 2.1 70
Show 21549-7720 SKF 106 AC 311 7.6 70
Show 22025-7716 DAW 231 275 5.2 75
Show 22025-7719 HJ 5301 AB 202 10.5 78
Show 22025-7719 SHY 786 BC 255 999.9 78
Show 21415-7723 BLM 6 331 0.1 79
Show 21529-7454 HJ 5295 203 21.6 79
Show 21543-7441 KPP4255 121 1.9 93
Show 21475-7754 DAM 661 195 1.9 103
Show 22059-7743 HJ 5310 238 8.4 106
Show 21477-7759 LDS6362 AB 132 1.7 106
Show 21477-7759 LDS6362 AC 249 7.7 106
Show 21376-7426 UC 4513 32 30.1 118
Show 21479-7414 HJ 5287 319 5.3 120
Show 21531-7409 KPP3055 11 1.4 124
Show 21509-7403 TDT3189 156 0.9 130
Show 22000-7407 B 2499 358 1.9 131
Show 21534-7835 I 672 295 17.4 143
Show 21318-7405 UC 4484 345 40.3 148
Show 21475-7839 UC 4566 14 35.6 148
Show 21533-7344 TOK 214 113 0.9 150
Show 21312-7401 UC 4483 336 46.7 152
Show 21540-7334 UC 4593 2 25.6 159
Show 21506-7325 TDT3188 24 0.5 168
Show 21582-7901 HDS3122 340 0.1 170
Show 21328-7332 HJ 5268 230 14.3 177
Show 21478-7241 HEI 597 321 0.2 212
Show 21561-7235 HJ 5297 317 8.6 220
Show 21334-8002 HJ 5262 92 24.2 237
Show 21516-7207 UC 4583 233 62.1 246
Show 21491-7206 HEI 598 153 0.7 247
Show 22015-7204 KPP3065 AB 37 2.1 253
Show 21540-8036 HJ 5289 47 16.9 264
Show 21335-7148 KPP1573 343 11.9 275
Show 21377-7132 TDT3066 278 0.6 286
Show 21422-8057 TDT3116 98 0.6 286

 
 
WDS 21510-7612 : COMPONENTS
 
 
  A
B pa=357.3°
sep=1.14"
 
 
21510-7612 A
 
 
Componente originario normalizzato AB Name HD 207000 Coord arcsec 2000 215100.61-761223.7 Mag 9.42
Spectral class G8/K0V (yellow) PmRA 59.00 PmDE -37.0 SAO 257964
HIP 107847 Tycho2 9474-01575-1 HD 207000 CP CP-76 1538
Tycho2
Tycho2 9474-01575-1 Pflag RAmdeg 327.75255934 DEmdeg -76.20658564
PmRA 58.8 PmDE -37.1 E RAmdeg 11 E DEmdeg 11
E pmRA 1.5 E pmDE 1.5 EpRAm 1990.17 EpDEm 1989.75
Num 7 Q RAmdeg 0.7 Q DEmdeg 1.5 Q pmRA 0.7
Q pmDE 1.4 BTmag 10.222 E BTmag 0.024 VTmag 9.424
E VTmag 0.017 Prox 9 TYC T HIP 107847
CCDM A RAdeg 327.75198944 DEdeg -76.20650056 EpRA 1990 1.69
EpDE 1990 1.69 E RAdeg 11.1 E DEdeg 11.8 Posflg
Corr 0.1
SAO
SAO 257964 DelFlag RA1950 PmRA1950 0.0208
DE1950 PmDE1950 -0.046 Vmag 8.9 SpType F8
Double code Source 61 CatNum 4674 DM CP-76 1538
DMcomp BDsup HD 207000 M HD 0
GC RA1950rad 5.69829066 DE1950rad -1.33413306 PmRA2000 0.018
PmDE2000 -0.048
Hipparcos
Catalog H HIP 107847 Proxy H RAhms 21 51 00.47
DEdms -76 12 23.4 Vmag 9.19 VarFlag R Vmag H
RAdeg 327.752 DEdeg -76.2065 AstroRef A Plx 16.06
CCDM 21510-7612 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 353 Rho 0.889 HD 207000 BD
CD CP CP-76 1538 Dm number -76 1538 VIred 0.74
SpType G8/K0V + A/F R SpType Coord arcsec 2000 215100.47-761223.4
Hipparcos 2
HIP 107847 Sn 15 So 3 Nc 2
RArad 5.7203510866 DErad -1.3300541543 Plx 14.25 PmRA 56.53
PmDE -32.97 E RArad 0.89 E DErad 0.91 E Plx 1.2
E pmRA 1.05 E pmDE 0.91 Hpmag 9.3345 E Hpmag 0.0024
SHp 0.024 VA 0 BV 0.726 E BV 0.021
VI 0.78
CCDM
Ccdm 21510-7612 RComp Comp A Note1
Note2 Discov num DRAs 0.62 DDEs -23.7
R dRAs 82 Year Theta Rho
Obs 2 Vmag 9.5 Sp G8 PmNote *
PmRA 57 PmDE -32 Dm number -76 1538 Cat1 CPD
Name2 257964 Cat2 SAO HD 207000 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 107847
 
 
21510-7612 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 215100.59-761222.6 Mag 11.8 PmRA 57.00
PmDE -32.0 Calc delta mag 2.38 Calc coord yes
CCDM
Ccdm 21510-7612 RComp Comp B Note1
Note2 Discov num HDS DRAs 0.59 DDEs -22.8
R dRAs 82 Year 1991 Theta 353 Rho 0.9
Obs 1 Vmag 11.8 Sp PmNote *
PmRA 57 PmDE -32 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 107847