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Current system
07306+0515
STF 1103
HD 59538


Nearby doubles
22' : 07296+0532
J 368

29' : 07325+0512
HJ 2394

36' : 07291+0446
DAM1222

38' : 07291+0546
GWP 910

41' : 07327+0540
ARG 67

42' : 07290+0441
DAM1221AB

46' : 07292+0435
BAL2768

48' : 07274+0514
WDK 2

48' : 07327+0551
GWP 915

49' : 07279+0448
HJ 2385AB

53' : 07278+0549
GWP 909

54' : 07327+0433
SKF1559

54' : 07282+0556
TDS4834

57' : 07308+0418
BAL2771AB

57' : 07268+0510
J 367

58' : 07280+0432
TDS4829

66' : 07305+0410
BAL2770

68' : 07272+0430
GWP 906

69' : 07321+0412
J 2830

70' : 07336+0422
BAL2773

72' : 07347+0439
BAL2776

74' : 07322+0407
J 2634

74' : 07291+0405
BAL2767

75' : 07264+0436
BAL2763

76' : 07260+0441
BAL2762

77' : 07265+0429
BAL2764



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.

07306+0515 STF 1103 (HD 59538)

 
 
07h 30m 33.61s +05° 15' 16.8" P.A. 245.00 sep 4.2 mag 7.12,8.64 Sp B9 dist. 187.62 pc (612.02 l.y.)
 
 
Coord 2000 07306+0515 Discov num STF1103 Comp Coord arcsec 2000 07 30 33.61 +05 15 16.8
Date first 1825 Date last 2020 Obs 36
Pa first 245 Pa last 245.3 P.A. Now (θ) 245.3°
Sep first 4.6 Sep last 4.19 Sep. Now (ρ) 4.19"
Mag pri 7.12 Mag sec 8.64 delta mag (ΔM) 1.52 Spectral class B9 (blue-white)
Pri motion ra -009 Sec motion ra -004
Pri motion dec -008 Sec motion dec -002
Notes
rPM=0.649
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 59538 Constellation Canis Minor SAO 115532 HIP 36499
Tycho2 0186-00503-2 Gaia DR2 3141290328124151680 HD 59538 GC 10046
BD BD+05 1688 Distance 187.62 Distance ly 612.02
 
 
WDS 07306+0515 STF 1103 (HD 59538) : 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
07306+0515 STF1103 2007 29 245 4.4 7.12 8.64 B9 D 073033.61+051516.8
07306+0515 STF1103 2010 30 244 4.1 7.12 8.64 B9 D 073033.61+051516.8
07306+0515 STF1103 2012 32 244 4.2 7.12 8.64 B9 D 073033.61+051516.8
07306+0515 STF1103 2015 33 247 3.9 7.12 8.64 B9 073033.61+051516.8
07306+0515 STF1103 2019 35 244 4.2 7.12 8.64 B9 073033.61+051516.8
07306+0515 STF1103 2020 36 245 4.2 7.12 8.64 B9 073033.61+051516.8

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

 
 
WDS 07306+0515 STF 1103 (HD 59538) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 07306+0515 STF 1103 (HD 59538) : MEASURES
 
 
No records found.

 
 
WDS 07306+0515 (HD 59538) : VIRTUAL EYEPIECE
 
 

07306+0515 STF1103A mag 7.12 Sp B9 07306+0515 STF1103B sep 4.2 P.A. 245.20 mag 8.64 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 07306+0515 (HD 59538) : ALADIN DSS IMAGE @ 07h 30m 33.61s +05° 15' 16.8"
 
 
 
 
WDS 07306+0515 STF 1103 (HD 59538) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

07306+0515 STF1103 distance=0' 07296+0532 J 368 distance=22' 07325+0512 HJ 2394 distance=29' 07291+0446 DAM1222 distance=36' 07291+0546 GWP 910 distance=38' 07327+0540 ARG 67 distance=41' 07290+0441 DAM1221AB distance=42' 07290+0441 DAM1221AC distance=42' 07292+0435 BAL2768 distance=46' 07274+0514 WDK 2 distance=48' 07327+0551 GWP 915 distance=48' 07279+0448 HJ 2385AB distance=49' 07279+0448 BAL3007AC distance=49' 07278+0549 GWP 909 distance=53' 07327+0433 SKF1559 distance=54' 07282+0556 TDS4834 distance=54' 07308+0418 BAL2771AB distance=57' 07308+0418 BAL2771AC distance=57' 07268+0510 J 367 distance=57' 07280+0432 TDS4829 distance=58' 07305+0410 BAL2770 distance=66' 07272+0430 GWP 906 distance=68' 07321+0412 J 2830 distance=69' 07336+0422 BAL2773 distance=70' 07347+0439 BAL2776 distance=72' 07322+0407 J 2634 distance=74' 07291+0405 BAL2767 distance=74' 07264+0436 BAL2763 distance=75' 07260+0441 BAL2762 distance=76' 07265+0429 BAL2764 distance=77' 07267+0424 A 2866 distance=79' 07301+0358 BAL2769AB distance=79' 07360+0520 SLE 426 distance=82' 07265+0416 BAL2765 distance=85' 07295+0640 HDS1056 distance=86' 07247+0517 A 2865 distance=88' 07362+0448 SLE 427 distance=89' 07345+0408 BAL2774 distance=90' 07348+0407 BAL2777 distance=93' 07259+0413 BAL2761 distance=93' 07307+0648 J 44 distance=94' 07291+0647 J 62 distance=94' 07283+0345 HJ 2386 distance=95' 07301+0341 BAL2288 distance=95' 07363+0600 SLE 428 distance=97' 07368+0543 SLE 430 distance=97' 07276+0349 BAL2766 distance=97' 07369+0501 HJ 2402AB distance=99' 07369+0501 HJ 2402AC distance=99' 07369+0501 HJ 2402AD distance=99' 07365+0429 DOO 43 distance=100' 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 07306+0515 STF1103 245 4.2
Show 07296+0532 J 368 332 1.7 22
Show 07325+0512 HJ 2394 69 10.7 29
Show 07291+0446 DAM1222 22 16.3 36
Show 07291+0546 GWP 910 56 42.2 38
Show 07327+0540 ARG 67 140 24.8 41
Show 07290+0441 DAM1221 AB 152 4.1 42
Show 07290+0441 DAM1221 AC 187 20.6 42
Show 07292+0435 BAL2768 286 18.5 46
Show 07274+0514 WDK 2 327 0.2 48
Show 07327+0551 GWP 915 146 26.1 48
Show 07279+0448 HJ 2385 AB 177 12.7 49
Show 07279+0448 BAL3007 AC 148 2.9 49
Show 07278+0549 GWP 909 73 92.2 53
Show 07327+0433 SKF1559 252 54.5 54
Show 07282+0556 TDS4834 296 0.6 54
Show 07308+0418 BAL2771 AB 326 8.7 57
Show 07308+0418 BAL2771 AC 238 19.0 57
Show 07268+0510 J 367 326 1.3 57
Show 07280+0432 TDS4829 182 0.6 58
Show 07305+0410 BAL2770 230 12.2 66
Show 07272+0430 GWP 906 183 10.2 68
Show 07321+0412 J 2830 29 5.1 69
Show 07336+0422 BAL2773 225 14.6 70
Show 07347+0439 BAL2776 269 5.6 72
Show 07322+0407 J 2634 178 6.3 74
Show 07291+0405 BAL2767 277 10.9 74
Show 07264+0436 BAL2763 5 3.8 75
Show 07260+0441 BAL2762 117 3.0 76
Show 07265+0429 BAL2764 231 4.1 77
Show 07267+0424 A 2866 141 0.7 79
Show 07301+0358 BAL2769 AB 127 12.6 79
Show 07360+0520 SLE 426 137 19.3 82
Show 07265+0416 BAL2765 102 10.4 85
Show 07295+0640 HDS1056 210 0.1 86
Show 07247+0517 A 2865 107 0.6 88
Show 07362+0448 SLE 427 143 7.4 89
Show 07345+0408 BAL2774 191 12.7 90
Show 07348+0407 BAL2777 279 9.1 93
Show 07259+0413 BAL2761 210 6.2 93
Show 07307+0648 J 44 197 3.1 94
Show 07291+0647 J 62 309 1.0 94
Show 07283+0345 HJ 2386 251 6.8 95
Show 07301+0341 BAL2288 144 5.9 95
Show 07363+0600 SLE 428 309 9.6 97
Show 07368+0543 SLE 430 91 15.3 97
Show 07276+0349 BAL2766 290 17.3 97
Show 07369+0501 HJ 2402 AB 288 27.9 99
Show 07369+0501 HJ 2402 AC 329 38.1 99
Show 07369+0501 HJ 2402 AD 74 64.7 99
Show 07365+0429 DOO 43 200 15.0 100

 
 
WDS 07306+0515 : COMPONENTS
 
 
  A
B pa=245.2°
sep=4.18"
 
 
07306+0515 A
 
 
Componente originario normalizzato AB Name HD 59538 Coord arcsec 2000 073033.61+051516.8 Mag 7.12
Spectral class B9 (blue-white) PmRA -9.00 PmDE -8.0 SAO 115532
HIP 36499 Tycho2 0186-00503-2 HD 59538 GC 10046
BD BD+05 1688
Tycho2
Tycho2 0186-00503-2 Pflag RAmdeg 112.64005226 DEmdeg 5.25465710
PmRA 5.2 PmDE 0.2 E RAmdeg 5 E DEmdeg 5
E pmRA 4.6 E pmDE 4.0 EpRAm 1991.88 EpDEm 1991.75
Num 3 Q RAmdeg 1.2 Q DEmdeg 0.4 Q pmRA 1.2
Q pmDE 0.5 BTmag 7.107 E BTmag 0.016 VTmag 7.118
E VTmag 0.011 Prox 42 TYC T HIP 36499
CCDM A RAdeg 112.64004056 DEdeg 5.25465667 EpRA 1990 1.89
EpDE 1990 1.77 E RAdeg 5.0 E DEdeg 5.0 Posflg
Corr 0.5
SAO
SAO 115532 DelFlag RA1950 PmRA1950 -0.0009
DE1950 PmDE1950 -0.015 Vmag 7.5 SpType B9
Double code Source 70 CatNum 10046 DM BD+05 1688
DMcomp BDsup HD 59538 M HD 0
GC 10046 RA1950rad 1.95434067 DE1950rad 0.0935532 PmRA2000 -0.0007
PmDE2000 -0.013
Hipparcos
Catalog H HIP 36499 Proxy H RAhms 07 30 33.61
DEdms +05 15 16.8 Vmag 6.91 VarFlag R Vmag H
RAdeg 112.64 DEdeg 5.25466 AstroRef A Plx 4.27
CCDM 07306+0515 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 245 Rho 4.225 HD 59538 BD BD+05 1688
CD CP Dm number +05 1688 VIred -0.01
SpType B9 R SpType Coord arcsec 2000 073033.61+051516.8
Hipparcos 2
HIP 36499 Sn 15 So 3 Nc 2
RArad 1.965939487 DErad 0.0917111264 Plx 5.33 PmRA -10.08
PmDE -7.75 E RArad 0.78 E DErad 0.47 E Plx 0.82
E pmRA 0.81 E pmDE 0.51 Hpmag 6.927 E Hpmag 0.001
SHp 0.008 VA 0 BV 0.029 E BV 0.017
VI 0.05
CCDM
Ccdm 07306+0515 RComp Comp A Note1
Note2 Discov num DRAs -2.37 DDEs 17.5
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.7 Sp B9 PmNote *
PmRA 10 PmDE 9 Dm number +05 1688 Cat1 BD
Name2 +05 1032 Cat2 AGK2/3 HD 59538 M HD
ADS BDS A 6140 M ADS BDS N IDS IDS 07252N0528A
HIC 36499
 
 
07306+0515 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 073033.36+051515.0 Mag 8.64 PmRA -4.00
PmDE -2.0 Calc delta mag 1.52 Calc coord yes
CCDM
Ccdm 07306+0515 RComp Comp B Note1
Note2 Discov num STF1103 DRAs DDEs
R dRAs Year 1832 Theta 243 Rho 4.4
Obs 12 Vmag 9.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 6140 M ADS BDS N IDS IDS 07252N0528B
HIC 36499