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Doubles in session


Current system
10186+3907
STF 1420
HD 89252


Nearby doubles
14' : 10188+3854
SLW 462

24' : 10167+3856
LDS3971

39' : 10218+3904
LDS3983

39' : 10215+3923
NSN 602

47' : 10151+3931
OSV 4AB

58' : 10165+3815
KPP3813

61' : 10199+3808
UC 1915

61' : 10218+3819
LDS3982

62' : 10164+4003
A 2147

63' : 10135+3928
STF1414

67' : 10242+3903
UC 1923

67' : 10229+3823
CVR1286

69' : 10227+3956
HDS1494

76' : 10249+3849
COU1745

82' : 10216+3754
LDS1237

84' : 10201+4029
BVD 212

85' : 10169+4029
UC 1904

89' : 10245+4008
ES 1542

97' : 10184+3730
HU 875

100' : 10135+3746
HJ 3322

103' : 10107+3955
UC 151

106' : 10103+3825
HDS1465

108' : 10241+4034
ES 1394

111' : 10207+3719
ES 1639

116' : 10089+3939
SKF2688

122' : 10091+3958
CVR1267



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.

10186+3907 STF 1420 (HD 89252)

 
 
10h 18m 33.30s +39° 06' 37.9" P.A. 318.00 sep 2.2 mag 9.12,10.62 Sp G5 dist. 79.81 pc (260.34 l.y.)
 
 
Coord 2000 10186+3907 Discov num STF1420 Comp Coord arcsec 2000 10 18 33.30 +39 06 37.9
Date first 1831 Date last 2016 Obs 23
Pa first 328 Pa last 318.2 P.A. Now (θ) 318.2°
Sep first 2.4 Sep last 2.189 Sep. Now (ρ) 2.189"
Mag pri 9.12 Mag sec 10.62 delta mag (ΔM) 1.5 Spectral class G5 (yellow)
Pri motion ra -159 Sec motion ra -159
Pri motion dec -021 Sec motion dec -021
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 89252 Constellation Leo Minor SAO 61977 HIP 50487
Tycho2 3001-00667-1 Gaia DR2 803914150057311744 HD 89252 GC 14138
BD BD+39 2337 Distance 79.81 Distance ly 260.34
 
 
WDS 10186+3907 STF 1420 (HD 89252) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
STFA (F. Struve DD - Appendix list #1) ...................
STFB (F. Struve DD - Appendix list #2) ...................
StF1833A Ma - Struve, F.G.W. 1833MmRAS...5...13H
StF1833A +Mc cited by Herschel (MemRAS 5, 13, 1833)
StF1833B Ma - Struve, F.G.W. 1833AN.....10..389B
StF1833B cited by Bessel (AN 10, 389, 1833)
StF1837 Ma - Struve, F.G.W. 1837AN.....14...249
StF1837 Stellarum duplicium et multiplicium mensurae micrometricae...
StF1837 (Dorpat, Academiae scientiarum caesareae petropolitaneifique), 1837
StF1844A Ma - Struve, F.G.W. 1844QB43.S66.......
StF1844A cited by Smyth (Cycle of Celestial Objects 2, 1844)
StF1852A Ma - Struve, F.G.W. .
StF1852A cited by Bishop (Bishop Obs. Astron. Observations 1852)
StF1865A Ma - Struve, F.G.W. 1865AN.....64...81E
StF1865A cited by Engelmann (AN 64, 81, #1518, 1865)
StF1875A Ma - Struve, F.G.W. 1875AN.....85..323D
StF1875A cited by Doberck, 1875 (see Dob1875b,f,g,h)
StF1878 Ma - Struve, F.G.W. .
StF1878 Pulkova Observations 9, 1878
StF1878B Ma - Struve, F.G.W. 1878Obs.....2..239G
StF1878B cited by Gledhill (Obs 2, 239, 1878)
StF1880A Ma - Struve, F.G.W. 1880Obs.....3..535G
StF1880A cited by Gledhill (Obs 3, 535, 1880)
StF1906A Ma - Struve, F.G.W. 1906QB821.B972.....
StF1906A cited in BDS (Burnham Double Star Cat.), 1906
StF1906B Ma - Struve, F.G.W. 1906MmRAS..56....1L
StF1906B cited by Lewis (MemRAS 56, 1, 1906)
StF1922A Ma - Struve, F.G.W. 1922AN....216...49R
StF1922A cited by Rabe (AN 216, 49, 1922)
StF1932A Ma - Struve, F.G.W. 1932QB821.A43......
StF1932A cited in ADS (Aitken Double Star Cat.), 1932
StF2002 - - Weis, J.
StF2002 F. G. W. Struve's double stars : the Dorpat catalogue; the Pulkovo catalogue
StF2002 USNO Library : QB 821 .S8 W49 2002
StF2022 - - email note from Jan Weis: 6 July 2022
StF9999 Ma - Struve, F.G.W. ...................
StF9999 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
10186+3907 STF1420 2000 17 319 2.3 9.12 10.62 G5 D 101833.30+390637.9
10186+3907 STF1420 2012 19 319 2.1 9.12 10.62 G5 D 101833.30+390637.9
10186+3907 STF1420 2015 20 318 2.2 9.12 10.62 G5 101833.30+390637.9
10186+3907 STF1420 2016 22 318 2.2 9.12 10.62 G5 101833.30+390637.9

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

 
 
WDS 10186+3907 STF 1420 (HD 89252) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 10186+3907 STF 1420 (HD 89252) : MEASURES
 
 
No records found.

 
 
WDS 10186+3907 (HD 89252) : VIRTUAL EYEPIECE
 
 

10186+3907 STF1420A mag 9.12 Sp G5 10186+3907 STF1420B sep 2.0 P.A. 325.20 mag 10.62 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 10186+3907 (HD 89252) : ALADIN DSS IMAGE @ 10h 18m 33.30s +39° 06' 37.9"
 
 
 
 
WDS 10186+3907 STF 1420 (HD 89252) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

10186+3907 STF1420 distance=0' 10188+3854 SLW 462 distance=14' 10167+3856 LDS3971 distance=24' 10169+3935 RAO 649Aa,Ab distance=35' 10218+3904 LDS3983 distance=39' 10215+3923 NSN 602 distance=39' 10151+3931 OSV 4AB distance=47' 10151+3931 SIN 50AC distance=47' 10165+3815 KPP3813 distance=58' 10199+3808 UC 1915 distance=61' 10218+3819 LDS3982 distance=61' 10164+4003 A 2147 distance=62' 10135+3928 STF1414 distance=63' 10242+3903 UC 1923 distance=67' 10229+3823 CVR1286 distance=67' 10227+3956 HDS1494 distance=69' 10249+3849 COU1745 distance=76' 10216+3754 LDS1237 distance=82' 10201+4029 BVD 212 distance=84' 10169+4029 UC 1904 distance=85' 10245+4008 ES 1542 distance=89' 10184+3730 HU 875 distance=97' 10135+3746 HJ 3322 distance=100' 10107+3955 UC 151 distance=103' 10103+3825 HDS1465 distance=106' 10241+4034 ES 1394 distance=108' 10207+3719 ES 1639 distance=111' 10089+3939 SKF2688 distance=116' 10091+3958 CVR1267 distance=122' 10282+3819 LDS 915AB distance=123' 10282+3819 LDS 915AC distance=123' 10086+3819 SLW 438 distance=126' 10282+3819 LDS 915BC distance=126' 10110+4040 HDS1467 distance=128' 10219+3704 BFR 5 distance=129' 10283+4013 HJ 2531 distance=131' 10166+4117 SHY 552 distance=132' 10222+4114 WIL 2AB distance=134' 10222+4114 MUG 7AC distance=134' 10222+4114 MUG 7AD distance=134' 10222+4114 MUG 7AE distance=134' 10222+4114 MUG 7A,FG distance=134' 10222+4114 RBR 17AH distance=134' 10222+4114 MUG 7EF distance=134' 10222+4114 MUG 7EG distance=134' 10222+4114 MUG 7FG distance=135' 10257+4055 STF1430AB distance=136' 10257+4055 STF1430AC distance=136' 10096+4041 CBL 301 distance=140' 10222+3649 SKF 199 distance=145' 10296+3757 HJ 2532AB distance=147' 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 10186+3907 STF1420 318 2.2
Show 10188+3854 SLW 462 173 43.1 14
Show 10167+3856 LDS3971 156 18.6 24
Show 10169+3935 RAO 649 Aa,Ab 104 0.3 35
Show 10218+3904 LDS3983 113 330.5 39
Show 10215+3923 NSN 602 89 1.5 39
Show 10151+3931 OSV 4 AB 41 97.0 47
Show 10151+3931 SIN 50 AC 313 83.2 47
Show 10165+3815 KPP3813 202 2.4 58
Show 10199+3808 UC 1915 69 65.2 61
Show 10218+3819 LDS3982 56 79.3 61
Show 10164+4003 A 2147 277 0.9 62
Show 10135+3928 STF1414 94 4.1 63
Show 10242+3903 UC 1923 243 5.7 67
Show 10229+3823 CVR1286 216 4.7 67
Show 10227+3956 HDS1494 291 0.1 69
Show 10249+3849 COU1745 82 1.7 76
Show 10216+3754 LDS1237 4 7.2 82
Show 10201+4029 BVD 212 133 45.8 84
Show 10169+4029 UC 1904 315 20.2 85
Show 10245+4008 ES 1542 202 3.6 89
Show 10184+3730 HU 875 75 1.2 97
Show 10135+3746 HJ 3322 132 8.1 100
Show 10107+3955 UC 151 190 82.7 103
Show 10103+3825 HDS1465 344 11.3 106
Show 10241+4034 ES 1394 145 6.7 108
Show 10207+3719 ES 1639 133 2.2 111
Show 10089+3939 SKF2688 265 1.6 116
Show 10091+3958 CVR1267 58 3.5 122
Show 10282+3819 LDS 915 AB 151 270.6 123
Show 10282+3819 LDS 915 AC 152 274.5 123
Show 10086+3819 SLW 438 44 12.4 126
Show 10282+3819 LDS 915 BC 211 7.6 126
Show 10110+4040 HDS1467 319 0.2 128
Show 10219+3704 BFR 5 125 22.2 129
Show 10283+4013 HJ 2531 3 8.6 131
Show 10166+4117 SHY 552 6 106.9 132
Show 10222+4114 WIL 2 AB 50 63.1 134
Show 10222+4114 MUG 7 AC 223 30.7 134
Show 10222+4114 MUG 7 AD 209 11.6 134
Show 10222+4114 MUG 7 AE 79 22.0 134
Show 10222+4114 MUG 7 A,FG 67 45.3 134
Show 10222+4114 RBR 17 AH 54 5.6 134
Show 10222+4114 MUG 7 EF 57 24.2 134
Show 10222+4114 MUG 7 EG 56 25.7 134
Show 10222+4114 MUG 7 FG 52 1.4 135
Show 10257+4055 STF1430 AB 272 21.2 136
Show 10257+4055 STF1430 AC 236 23.0 136
Show 10096+4041 CBL 301 204 35.3 140
Show 10222+3649 SKF 199 347 3.9 145
Show 10296+3757 HJ 2532 AB 70 13.0 147

 
 
WDS 10186+3907 : COMPONENTS
 
 
  A
B pa=325.2°
sep=1.99"
 
 
10186+3907 A
 
 
Componente originario normalizzato AB Name HD 89252 Coord arcsec 2000 101833.30+390637.9 Mag 9.12
Spectral class G5 (yellow) PmRA -159.00 PmDE -21.0 SAO 61977
HIP 50487 Tycho2 3001-00667-1 HD 89252 GC 14138
BD BD+39 2337
Tycho2
Tycho2 3001-00667-1 Pflag P RAmdeg 154.63874756 DEmdeg 39.11052941
PmRA -159.3 PmDE -20.9 E RAmdeg 12 E DEmdeg 12
E pmRA 1.8 E pmDE 1.7 EpRAm 1991.03 EpDEm 1990.83
Num 5 Q RAmdeg 0.8 Q DEmdeg 1.2 Q pmRA 0.8
Q pmDE 1.2 BTmag 9.829 E BTmag 0.026 VTmag 9.124
E VTmag 0.018 Prox 23 TYC T HIP 50487
CCDM A RAdeg 154.63927083 DEdeg 39.11053500 EpRA 1990 1.65
EpDE 1990 1.54 E RAdeg 11.6 E DEdeg 12.3 Posflg D
Corr 0.2
SAO
SAO 61977 DelFlag RA1950 PmRA1950 -0.013
DE1950 PmDE1950 -0.026 Vmag 8.9 SpType G5
Double code Source 70 CatNum 14138 DM BD+39 2337
DMcomp BDsup HD 89252 M HD 0
GC 14138 RA1950rad 2.68610665 DE1950rad 0.68698588 PmRA2000 -0.0128
PmDE2000 -0.021
Hipparcos
Catalog H HIP 50487 Proxy H RAhms 10 18 33.43
DEdms +39 06 37.9 Vmag 8.84 VarFlag R Vmag G
RAdeg 154.639 DEdeg 39.1105 AstroRef A Plx 12.61
CCDM 10186+3907 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 320 Rho 2.249 HD 89252 BD BD+39 2337
CD CP Dm number +39 2337 VIred 0.73
SpType G5 R SpType Coord arcsec 2000 101833.43+390637.9
Hipparcos 2
HIP 50487 Sn 15 So 3 Nc 2
RArad 2.6989647316 DErad 0.682607583 Plx 12.53 PmRA -163.26
PmDE -14.62 E RArad 1.26 E DErad 1.01 E Plx 1.52
E pmRA 1.32 E pmDE 0.88 Hpmag 8.9588 E Hpmag 0.0017
SHp 0.015 VA 0 BV 0.67 E BV 0.042
VI 0.73
CCDM
Ccdm 10186+3907 RComp Comp A Note1
Note2 Discov num DRAs -2.70 DDEs -22.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.1 Sp G5 PmNote *
PmRA -156 PmDE -13 Dm number +39 2337 Cat1 BD
Name2 +39 1114 Cat2 AGK2/3 HD 89252 M HD
ADS BDS A 7719 M ADS BDS N IDS IDS 10127N3037A
HIC 50487
 
 
10186+3907 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 101833.20+390639.5 Mag 10.62 PmRA -159.00
PmDE -21.0 Tycho2 3001-00667-2 Calc delta mag 1.5 Calc coord yes
Tycho2
Tycho2 3001-00667-2 Pflag P RAmdeg 154.63874756 DEmdeg 39.11052941
PmRA -159.3 PmDE -20.9 E RAmdeg 12 E DEmdeg 12
E pmRA 1.8 E pmDE 1.7 EpRAm 1991.03 EpDEm 1990.83
Num 5 Q RAmdeg 0.8 Q DEmdeg 1.2 Q pmRA 0.8
Q pmDE 1.2 BTmag 11.703 E BTmag 0.090 VTmag 10.616
E VTmag 0.055 Prox 23 TYC HIP 50487
CCDM B RAdeg 154.63874750 DEdeg 39.11102111 EpRA 1990 1.65
EpDE 1990 1.52 E RAdeg 42.4 E DEdeg 45.7 Posflg D
Corr 0.2
CCDM
Ccdm 10186+3907 RComp Comp B Note1
Note2 Discov num STF1420 DRAs DDEs
R dRAs Year 1831 Theta 326 Rho 2.4
Obs 11 Vmag 10.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 7719 M ADS BDS N IDS IDS 10127N3037B
HIC 50487