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Doubles in session


Current system
10212+2642
HDS 1488
HD 89631


Nearby doubles
33' : 10234+2630
A 1990

34' : 10236+2651
UC 1921

34' : 10218+2715
COU 959

41' : 10236+2617
A 1991

52' : 10177+2621
CVR 556

58' : 10176+2611
FMR 90

59' : 10171+2622
CVR1277

64' : 10214+2539
CVR 103

65' : 10181+2731
STF1421

66' : 10166+2620
LDS3972

67' : 10225+2538
UC 1920

72' : 10264+2628
CVR1290

76' : 10169+2552
BUP 131AB

88' : 10202+2806
HJ 479

91' : 10264+2545
HDS1500

92' : 10144+2638
TDS7134

96' : 10159+2746
COU 958

96' : 10147+2724
SKF2378

100' : 10167+2522
BVD 81

103' : 10144+2557
TDS7135

109' : 10280+2741
KPP3816AB

109' : 10223+2454
SLW 466

112' : 10196+2831
DAM2315

113' : 10200+2834
SLW 463

114' : 10199+2834
TDS 578

116' : 10131+2725
STT 213AB



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.

10212+2642 HDS 1488 (HD 89631)

 
 
10h 21m 10.03s +26° 41' 48.1" P.A. 222.00 sep 0.1 mag 8.74,11.20 Sp F5V dist. 151.29 pc (493.51 l.y.)
 
 
Coord 2000 10212+2642 Discov num HDS1488 Comp Coord arcsec 2000 10 21 10.03 +26 41 48.1
Date first 1991 Date last 2021 Obs 6
Pa first 323 Pa last 221.6 P.A. Now (θ) 221.6°
Sep first 0.2 Sep last 0.131 Sep. Now (ρ) 0.131"
Mag pri 8.74 Mag sec 11.20 delta mag (ΔM) 2.46 Spectral class F5V (yellow-white)
Pri motion ra +023 Sec motion ra
Pri motion dec -052 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 89631 Constellation Leo SAO 81306 HIP 50699
Tycho2 1972-00163-1 Gaia DR2 727241905716940928 HD 89631 BD BD+27 1879
Distance 151.29 Distance ly 493.51
 
 
WDS 10212+2642 HDS 1488 (HD 89631) : 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
10212+2642 HDS1488 1991 1 323 0.2 8.74 11.20 F5V 102110.03+264148.1
10212+2642 HDS1488 2011 3 269 0.1 8.74 11.20 F5V 102110.03+264148.1
10212+2642 HDS1488 2015 5 253 0.1 8.74 11.20 F5V 102110.03+264148.1
10212+2642 HDS1488 2021 6 222 0.1 8.74 11.20 F5V 102110.03+264148.1

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

 
 
WDS 10212+2642 HDS 1488 (HD 89631) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 10212+2642 HDS 1488 (HD 89631) : MEASURES
 
 
No records found.

 
 
WDS 10212+2642 (HD 89631) : VIRTUAL EYEPIECE
 
 

10212+2642 HDS1488A mag 8.74 Sp F5V 10212+2642 HDS1488B sep 0.1 P.A. 218.40 mag 11.2 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 10212+2642 (HD 89631) : ALADIN DSS IMAGE @ 10h 21m 10.03s +26° 41' 48.1"
 
 
 
 
WDS 10212+2642 HDS 1488 (HD 89631) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

10212+2642 HDS1488 distance=1' 10234+2630 A 1990 distance=33' 10236+2651 UC 1921 distance=34' 10218+2715 COU 959 distance=34' 10236+2617 A 1991 distance=41' 10177+2621 CVR 556 distance=52' 10176+2611 FMR 90 distance=58' 10171+2622 CVR1277 distance=59' 10214+2539 CVR 103 distance=64' 10181+2731 STF1421 distance=65' 10166+2620 LDS3972 distance=66' 10225+2538 UC 1920 distance=67' 10264+2628 CVR1290 distance=72' 10169+2552 BUP 131AB distance=76' 10169+2552 SKF1468AC distance=76' 10202+2806 HJ 479 distance=88' 10264+2545 HDS1500 distance=91' 10144+2638 TDS7134 distance=92' 10159+2746 COU 958 distance=96' 10147+2724 SKF2378 distance=96' 10167+2522 BVD 81 distance=100' 10144+2557 TDS7135 distance=103' 10280+2741 KPP3816AB distance=109' 10223+2454 SLW 466 distance=109' 10196+2831 DAM2315 distance=112' 10200+2834 SLW 463 distance=113' 10199+2834 TDS 578 distance=114' 10131+2725 STT 213AB distance=116' 10131+2725 SKF2825AB,C distance=116' 10259+2505 HJ 481 distance=117' 10283+2534 COU 777 distance=117' 10274+2806 TDS7284 distance=119' 10157+2506 KPP3812 distance=122' 10156+2504 FOX 14 distance=122' 10291+2746 SLW 479 distance=124' 10149+2505 DAM2178 distance=129' 10133+2757 DAM2147 distance=129' 10120+2603 CVR1273 distance=130' 10134+2800 TDS7118 distance=130' 10298+2545 LDS3993 distance=130' 10131+2521 KPP3809 distance=136' 10250+2437 STF1429 distance=136' 10120+2740 TDS7099 distance=137' 10114+2722 LDS3961 distance=138' 10144+2449 CVR 553 distance=145' 10138+2457 SLW 448 distance=145' 10283+2453 BUP 133 distance=146' 10140+2449 HJ 477AB distance=148' 10140+2449 HJ 477AC distance=148' 10140+2449 HJ 477AD distance=148' 10140+2449 GII 169Aa,Ab distance=148' 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 10212+2642 HDS1488 222 0.1 1
Show 10234+2630 A 1990 290 1.5 33
Show 10236+2651 UC 1921 175 19.5 34
Show 10218+2715 COU 959 336 1.7 34
Show 10236+2617 A 1991 191 1.5 41
Show 10177+2621 CVR 556 52 7.5 52
Show 10176+2611 FMR 90 90 167.7 58
Show 10171+2622 CVR1277 275 4.0 59
Show 10214+2539 CVR 103 317 71.8 64
Show 10181+2731 STF1421 331 4.5 65
Show 10166+2620 LDS3972 267 8.5 66
Show 10225+2538 UC 1920 295 45.9 67
Show 10264+2628 CVR1290 264 4.1 72
Show 10169+2552 BUP 131 AB 264 869.0 76
Show 10169+2552 SKF1468 AC 191 9.0 76
Show 10202+2806 HJ 479 201 32.6 88
Show 10264+2545 HDS1500 305 0.2 91
Show 10144+2638 TDS7134 262 0.8 92
Show 10159+2746 COU 958 81 2.3 96
Show 10147+2724 SKF2378 313 1.4 96
Show 10167+2522 BVD 81 28 79.6 100
Show 10144+2557 TDS7135 92 0.5 103
Show 10280+2741 KPP3816 AB 334 11.7 109
Show 10223+2454 SLW 466 56 65.7 109
Show 10196+2831 DAM2315 334 1.7 112
Show 10200+2834 SLW 463 238 24.4 113
Show 10199+2834 TDS 578 23 1.2 114
Show 10131+2725 STT 213 AB 125 1.1 116
Show 10131+2725 SKF2825 AB,C 238 20.8 116
Show 10259+2505 HJ 481 299 10.0 117
Show 10283+2534 COU 777 29 1.6 117
Show 10274+2806 TDS7284 263 0.6 119
Show 10157+2506 KPP3812 185 2.9 122
Show 10156+2504 FOX 14 185 2.9 122
Show 10291+2746 SLW 479 14 16.5 124
Show 10149+2505 DAM2178 3 3.9 129
Show 10133+2757 DAM2147 23 1.8 129
Show 10120+2603 CVR1273 137 4.4 130
Show 10134+2800 TDS7118 130 0.6 130
Show 10298+2545 LDS3993 26 33.7 130
Show 10131+2521 KPP3809 275 1.8 136
Show 10250+2437 STF1429 155 0.8 136
Show 10120+2740 TDS7099 203 0.5 137
Show 10114+2722 LDS3961 70 13.8 138
Show 10144+2449 CVR 553 195 19.9 145
Show 10138+2457 SLW 448 92 10.9 145
Show 10283+2453 BUP 133 233 214.8 146
Show 10140+2449 HJ 477 AB 305 2.5 148
Show 10140+2449 HJ 477 AC 358 14.6 148
Show 10140+2449 HJ 477 AD 332 46.6 148
Show 10140+2449 GII 169 Aa,Ab 123 0.2 148

 
 
WDS 10212+2642 : COMPONENTS
 
 
  A
B pa=218.4°
sep=0.13"
 
 
10212+2642 A
 
 
Componente originario normalizzato AB Name HD 89631 Coord arcsec 2000 102110.03+264148.1 Mag 8.74
Spectral class F5V (yellow-white) PmRA 23.00 PmDE -52.0 SAO 81306
HIP 50699 Tycho2 1972-00163-1 HD 89631 BD BD+27 1879
Tycho2
Tycho2 1972-00163-1 Pflag RAmdeg 155.29188959 DEmdeg 26.69654010
PmRA 25.3 PmDE -56.6 E RAmdeg 8 E DEmdeg 9
E pmRA 1.3 E pmDE 1.2 EpRAm 1991.27 EpDEm 1990.91
Num 8 Q RAmdeg 0.6 Q DEmdeg 1.2 Q pmRA 0.7
Q pmDE 1.2 BTmag 9.044 E BTmag 0.019 VTmag 8.604
E VTmag 0.015 Prox 999 TYC T HIP 50699
CCDM AB RAdeg 155.29182444 DEdeg 26.69667083 EpRA 1990 1.76
EpDE 1990 1.69 E RAdeg 7.6 E DEdeg 8.8 Posflg P
Corr 0.2
SAO
SAO 81306 DelFlag RA1950 PmRA1950 0.0016
DE1950 PmDE1950 -0.073 Vmag 8.5 SpType G0
Double code Source 34 CatNum 5312 DM BD+27 1879
DMcomp BDsup HD 89631 M HD 0
GC RA1950rad 2.6981262 DE1950rad 0.47035606 PmRA2000 0.0016
PmDE2000 -0.069
Hipparcos
Catalog H HIP 50699 Proxy H RAhms 10 21 10.03
DEdms +26 41 48.1 Vmag 8.51 VarFlag R Vmag G
RAdeg 155.292 DEdeg 26.6967 AstroRef * Plx 8.26
CCDM 10212+2642 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 323 Rho 0.241 HD 89631 BD BD+27 1879
CD CP Dm number +27 1879 VIred 0.53
SpType F5V R SpType Coord arcsec 2000 102110.03+264148.1
Hipparcos 2
HIP 50699 Sn 55 So 3 Nc 2
RArad 2.7103534504 DErad 0.4659449825 Plx 6.61 PmRA 22.44
PmDE -51.08 E RArad 1.02 E DErad 0.58 E Plx 1.02
E pmRA 1.18 E pmDE 0.54 Hpmag 8.6309 E Hpmag 0.002
SHp 0.015 VA 0 BV 0.46 E BV 0.015
VI 0.53
CCDM
Ccdm 10212+2642 RComp Comp A Note1
Note2 Discov num DRAs -1.95 DDEs -12.4
R dRAs 82 Year Theta Rho
Obs 2 Vmag 8.7 Sp F5 PmNote *
PmRA 23 PmDE -50 Dm number +27 1879 Cat1 BD
Name2 +26 1092 Cat2 AGK2/3 HD 89631 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 50699
 
 
10212+2642 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 102110.02+264148.0 Mag 11.2 Calc delta mag 2.46
Calc coord yes
CCDM
Ccdm 10212+2642 RComp Comp B Note1
Note2 Discov num HDS DRAs -1.96 DDEs -12.4
R dRAs 82 Year 1991 Theta 323 Rho 0.2
Obs 1 Vmag 11.2 Sp PmNote *
PmRA 25 PmDE -67 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 50699