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Doubles in session


Current system
08501+5612
STF 1271
HD 75031


Nearby doubles
9' : 08512+5614
TDS6134

12' : 08491+5605
LDS3820

15' : 08492+5612
DOO 48AB

27' : 08533+5607
LDS3826

35' : 08465+5630
STI2213

44' : 08449+5612
SKF 502

48' : 08558+5609
TDS 504

50' : 08530+5532
GRV1012

61' : 08448+5532
PIN 4

63' : 08572+5633
TDS6215

63' : 08450+5527
LDS3812

74' : 08570+5527
STI2215

79' : 08595+5603
STI2216

80' : 08531+5457
A 1584

80' : 08514+5732
STF1275AB

82' : 08577+5522
NI 23

85' : 08401+5629
MLR 673

86' : 09003+5607
SMH 12AB

91' : 08525+5444
CBL 270

93' : 08574+5723
TDS6218

94' : 08468+5742
KR 30

96' : 09012+5552
TOI1719

102' : 08441+5445
MLB 123

103' : 08573+5736
TDS6216AB

104' : 08378+5618
SKF 698

105' : 08379+5548
STI2210



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.

08501+5612 STF 1271 (HD 75031)

 
 
08h 50m 07.39s +56° 12' 23.7" P.A. 81.00 sep 0.9 mag 9.46,10.28 Sp F5 dist. 149.25 pc (486.85 l.y.)
 
 
Coord 2000 08501+5612 Discov num STF1271 Comp Coord arcsec 2000 08 50 07.39 +56 12 23.7
Date first 1832 Date last 2015 Obs 33
Pa first 59 Pa last 80.7 P.A. Now (θ) 80.7°
Sep first 1.4 Sep last 0.93 Sep. Now (ρ) 0.93"
Mag pri 9.46 Mag sec 10.28 delta mag (ΔM) 0.82 Spectral class F5 (yellow-white)
Pri motion ra -008 Sec motion ra -008
Pri motion dec -005 Sec motion dec -005
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 75031 Constellation Ursa Major SAO 27008 HIP 43376
Tycho2 3801-00939-1 Gaia DR2 1030972028565357568 HD 75031 GC 12163
ADS 7016 BD BD+56 1337 Distance 149.25 Distance ly 486.85
 
 
WDS 08501+5612 STF 1271 (HD 75031) : 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
08501+5612 STF1271 1998 30 84 1.1 9.46 10.28 F5 D 085007.39+561223.7
08501+5612 STF1271 2014 31 89 0.9 9.46 10.28 F5 085007.39+561223.7
08501+5612 STF1271 2015 32 81 0.9 9.46 10.28 F5 085007.39+561223.7

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

 
 
WDS 08501+5612 STF 1271 (HD 75031) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 08501+5612 STF 1271 (HD 75031) : MEASURES
 
 
No records found.

 
 
WDS 08501+5612 (HD 75031) : VIRTUAL EYEPIECE
 
 

08501+5612 STF1271A mag 9.46 Sp F5 08501+5612 STF1271B sep 0.5 P.A. 73.60 mag 10.28 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 08501+5612 (HD 75031) : ALADIN DSS IMAGE @ 08h 50m 07.39s +56° 12' 23.7"
 
 
 
 
WDS 08501+5612 STF 1271 (HD 75031) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

08501+5612 STF1271 distance=1' 08512+5614 TDS6134 distance=9' 08491+5605 LDS3820 distance=12' 08492+5612 DOO 48AB distance=15' 08492+5612 DOO 48BC distance=16' 08533+5607 LDS3826 distance=27' 08465+5630 STI2213 distance=35' 08449+5612 SKF 502 distance=44' 08558+5609 TDS 504 distance=48' 08530+5532 GRV1012 distance=50' 08448+5532 PIN 4 distance=61' 08572+5633 TDS6215 distance=63' 08450+5527 LDS3812 distance=63' 08570+5527 STI2215 distance=74' 08595+5603 STI2216 distance=79' 08531+5457 A 1584 distance=80' 08514+5732 STF1275AB distance=80' 08514+5732 HJ 2466AC distance=80' 08577+5522 NI 23 distance=82' 08401+5629 MLR 673 distance=85' 09003+5607 SMH 12BC distance=86' 09003+5607 SMH 12AB distance=86' 09003+5607 SMH 12AC distance=86' 08407+5540 KPP3210AC distance=86' 08525+5444 CBL 270 distance=91' 08574+5723 TDS6218 distance=93' 08468+5742 KR 30 distance=94' 09012+5552 TOI1719 distance=96' 08441+5445 MLB 123 distance=102' 08573+5736 TDS6216AB distance=103' 08573+5736 DAM1511AB,C distance=103' 08378+5618 SKF 698 distance=104' 08379+5548 STI2210 distance=105' 08509+5758 CBL 268 distance=106' 08374+5559 HDS1239 distance=108' 08482+5758 SLW 296 distance=108' 08400+5721 UC 1697 distance=108' 08380+5656 TDS5995 distance=110' 08372+5557 STI2209 distance=110' 08372+5638 UC 1695 distance=110' 09025+5522 TDS6262 distance=116' 08424+5437 HJ 2460 distance=118' 09031+5704 STI2217 distance=119' 09041+5541 HJ 2478 distance=122' 08517+5411 SKF 736 distance=123' 09040+5656 STI2218 distance=123' 08488+5406 MLR 674 distance=126' 08378+5503 SKF1708 distance=126' 08495+5406 STI2214 distance=127' 08470+5408 SLW 293 distance=128' 09037+5509 CVR1191 distance=131' 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 08501+5612 STF1271 81 0.9 1
Show 08512+5614 TDS6134 345 0.6 9
Show 08491+5605 LDS3820 65 90.4 12
Show 08492+5612 DOO 48 AB 247 43.6 15
Show 08492+5612 DOO 48 BC 124 5.8 16
Show 08533+5607 LDS3826 297 31.3 27
Show 08465+5630 STI2213 193 3.2 35
Show 08449+5612 SKF 502 1 2.1 44
Show 08558+5609 TDS 504 6 0.9 48
Show 08530+5532 GRV1012 270 15.0 50
Show 08448+5532 PIN 4 112 19.8 61
Show 08572+5633 TDS6215 95 0.6 63
Show 08450+5527 LDS3812 80 51.9 63
Show 08570+5527 STI2215 257 13.1 74
Show 08595+5603 STI2216 56 7.9 79
Show 08531+5457 A 1584 97 0.6 80
Show 08514+5732 STF1275 AB 198 1.9 80
Show 08514+5732 HJ 2466 AC 82 40.4 80
Show 08577+5522 NI 23 259 12.1 82
Show 08401+5629 MLR 673 283 0.6 85
Show 09003+5607 SMH 12 BC 223 10.7 86
Show 09003+5607 SMH 12 AB 254 3.0 86
Show 09003+5607 SMH 12 AC 230 13.4 86
Show 08407+5540 KPP3210 AC 202 5.4 86
Show 08525+5444 CBL 270 153 29.7 91
Show 08574+5723 TDS6218 8 0.4 93
Show 08468+5742 KR 30 305 1.9 94
Show 09012+5552 TOI1719 194 0.1 96
Show 08441+5445 MLB 123 25 2.2 102
Show 08573+5736 TDS6216 AB 76 0.6 103
Show 08573+5736 DAM1511 AB,C 157 3.7 103
Show 08378+5618 SKF 698 262 1.2 104
Show 08379+5548 STI2210 276 3.7 105
Show 08509+5758 CBL 268 283 45.6 106
Show 08374+5559 HDS1239 145 0.3 108
Show 08482+5758 SLW 296 205 13.2 108
Show 08400+5721 UC 1697 316 12.9 108
Show 08380+5656 TDS5995 352 0.5 110
Show 08372+5557 STI2209 66 12.0 110
Show 08372+5638 UC 1695 202 53.3 110
Show 09025+5522 TDS6262 109 0.4 116
Show 08424+5437 HJ 2460 32 34.0 118
Show 09031+5704 STI2217 131 9.1 119
Show 09041+5541 HJ 2478 200 18.0 122
Show 08517+5411 SKF 736 307 1.5 123
Show 09040+5656 STI2218 119 4.5 123
Show 08488+5406 MLR 674 127 0.3 126
Show 08378+5503 SKF1708 162 1.7 126
Show 08495+5406 STI2214 203 9.4 127
Show 08470+5408 SLW 293 134 12.0 128
Show 09037+5509 CVR1191 250 3.3 131

 
 
WDS 08501+5612 : COMPONENTS
 
 
  A
B pa=73.6°
sep=0.53"
 
 
08501+5612 A
 
 
Componente originario normalizzato AB Name HD 75031 Coord arcsec 2000 085007.39+561223.7 Mag 9.46
Spectral class F5 (yellow-white) PmRA -8.00 PmDE -5.0 SAO 27008
HIP 43376 Tycho2 3801-00939-1 HD 75031 GC 12163
ADS 7016 BD BD+56 1337
Tycho2
Tycho2 3801-00939-1 Pflag P RAmdeg 132.53077219 DEmdeg 56.20657358
PmRA -7.6 PmDE -4.5 E RAmdeg 12 E DEmdeg 11
E pmRA 1.6 E pmDE 1.7 EpRAm 1990.91 EpDEm 1991.10
Num 7 Q RAmdeg 1.3 Q DEmdeg 0.5 Q pmRA 1.4
Q pmDE 0.6 BTmag 10.085 E BTmag 0.023 VTmag 9.461
E VTmag 0.017 Prox 11 TYC T HIP 43376
CCDM A RAdeg 132.53066833 DEdeg 56.20657361 EpRA 1990 1.88
EpDE 1990 1.83 E RAdeg 11.5 E DEdeg 10.5 Posflg D
Corr 0.2
SAO
SAO 27008 DelFlag RA1950 PmRA1950 -0.0022
DE1950 PmDE1950 -0.014 Vmag 8.6 SpType F5
Double code Source 70 CatNum 12163 DM BD+56 1337
DMcomp BDsup HD 75031 M HD 0
GC 12163 RA1950rad 2.29650137 DE1950rad 0.98424202 PmRA2000 -0.0021
PmDE2000 -0.011
Hipparcos
Catalog H HIP 43376 Proxy H RAhms 08 50 07.36
DEdms +56 12 23.7 Vmag 9.02 VarFlag R Vmag H
RAdeg 132.531 DEdeg 56.2066 AstroRef A Plx 8.31
CCDM 08501+5612 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 82 Rho 1.136 HD 75031 BD BD+56 1337
CD CP Dm number +56 1337 VIred 0.71
SpType F5 R SpType Coord arcsec 2000 085007.36+561223.7
Hipparcos 2
HIP 43376 Sn 15 So 3 Nc 2
RArad 2.3130966453 DErad 0.9809898967 Plx 6.7 PmRA -8.1
PmDE -2.52 E RArad 1.17 E DErad 1.37 E Plx 1.85
E pmRA 1.32 E pmDE 1.26 Hpmag 9.1541 E Hpmag 0.0023
SHp 0.02 VA 0 BV 0.9 E BV 0.495
VI 0.71
CCDM
Ccdm 08501+5612 RComp Comp A Note1
Note2 Discov num DRAs 1.37 DDEs 24.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.9 Sp F5 PmNote *
PmRA -11 PmDE 4 Dm number +56 1337 Cat1 BD
Name2 +56 726 Cat2 AGK2/3 HD 75031 M HD
ADS BDS A 7016 M ADS BDS N IDS IDS 08425N5635A
HIC 43376
 
 
08501+5612 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 085007.45+561223.9 Mag 10.28 PmRA -8.00
PmDE -5.0 Tycho2 3801-00939-2 Calc delta mag 0.82 Calc coord yes
Tycho2
Tycho2 3801-00939-2 Pflag P RAmdeg 132.53077219 DEmdeg 56.20657358
PmRA -7.6 PmDE -4.5 E RAmdeg 12 E DEmdeg 11
E pmRA 1.6 E pmDE 1.7 EpRAm 1990.91 EpDEm 1991.10
Num 7 Q RAmdeg 1.3 Q DEmdeg 0.5 Q pmRA 1.4
Q pmDE 0.6 BTmag 10.880 E BTmag 0.038 VTmag 10.279
E VTmag 0.031 Prox 11 TYC HIP 43376
CCDM B RAdeg 132.53122278 DEdeg 56.20661611 EpRA 1990 1.89
EpDE 1990 1.84 E RAdeg 21.7 E DEdeg 19.4 Posflg D
Corr 0.2
CCDM
Ccdm 08501+5612 RComp Comp B Note1
Note2 Discov num STF1271 DRAs DDEs
R dRAs Year 1958 Theta 081 Rho 1.0
Obs 13 Vmag 10.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 7016 M ADS BDS N IDS IDS 08425N5635B
HIC 43376