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Doubles in session


Current system
15303+2739
STF 1951
HD 138305


Nearby doubles
13' : 15311+2747
J 3321

28' : 15307+2805
COU 796

51' : 15266+2749
UC 3004

52' : 15268+2719
AZC 91

56' : 15314+2646
CVR 790

70' : 15252+2734
AZC 90

74' : 15346+2653
UC 3029

74' : 15347+2655
COU 798

74' : 15339+2643
STF1955AB

75' : 15319+2851
TSN 173

77' : 15268+2840
COU 484

78' : 15298+2857
YSC 223

85' : 15358+2823
HO 63

86' : 15366+2726
MLB 690

87' : 15355+2647
SHN 202

88' : 15257+2638
STF1941

89' : 15279+2902
TDS9523

90' : 15241+2814
TDS9506

93' : 15278+2906
JEF 1
Nusakan

99' : 15364+2838
WIS 289

103' : 15340+2610
SLW1108

104' : 15371+2650
GRV1211

105' : 15283+2920
CVR 166

106' : 15314+2556
SLW1102

106' : 15371+2646
HDS2199AB

112' : 15373+2842
TDS9562



Selections
Full WDS
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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.

15303+2739 STF 1951 (HD 138305)

 
 
15h 30m 20.35s +27° 39' 29.8" P.A. 293.00 sep 17.4 mag 7.89,11.88 Sp A0 dist. 531.91 pc (1735.09 l.y.)
 
 
Coord 2000 15303+2739 Discov num STF1951 Comp Coord arcsec 2000 15 30 20.35 +27 39 29.8
Date first 1892 Date last 2017 Obs 31
Pa first 310 Pa last 292.7 P.A. Now (θ) 292.7°
Sep first 11.8 Sep last 17.38 Sep. Now (ρ) 17.38"
Mag pri 7.89 Mag sec 11.88 delta mag (ΔM) 3.99 Spectral class A0 (white)
Pri motion ra +002 Sec motion ra -051
Pri motion dec +003 Sec motion dec -007
Notes N (See Notes)
rPM=1.048
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 138305 Constellation Corona Borealis SAO 83857 HIP 75913
Tycho2 2032-01029-1 Gaia DR2 1270848700828881024 HD 138305 ADS 9677
BD BD+28 2439 Distance 531.91 Distance ly 1735.09
 
 
WDS 15303+2739 STF 1951 (HD 138305) : NOTES
 
 
discov_num notes refcode
STF1951 HO 394.
 
 
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
15303+2739 STF1951 1997 18 296 16.5 7.89 11.88 A0 D 153020.35+273929.8
15303+2739 STF1951 2009 19 295 17.0 7.89 11.88 A0 D 153020.35+273929.8
15303+2739 STF1951 2010 20 294 17.0 7.89 11.88 A0 D 153020.35+273929.8
15303+2739 STF1951 2013 22 288 17.2 7.89 11.88 A0 N 153020.35+273929.8
15303+2739 STF1951 2014 23 294 17.3 7.89 11.88 A0 N 153020.35+273929.8
15303+2739 STF1951 2015 25 294 17.3 7.89 11.88 A0 N 153020.35+273929.8
15303+2739 STF1951 2017 31 293 17.4 7.89 11.88 A0 N 153020.35+273929.8

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

 
 
WDS 15303+2739 STF 1951 (HD 138305) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 15303+2739 STF 1951 (HD 138305) : MEASURES
 
 
No records found.

 
 
WDS 15303+2739 (HD 138305) : VIRTUAL EYEPIECE
 
 

15303+2739 STF1951A mag 7.89 Sp A0 15303+2739 STF1951B sep 15.7 P.A. 295.30 mag 11.88 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 15303+2739 (HD 138305) : ALADIN DSS IMAGE @ 15h 30m 20.35s +27° 39' 29.8"
 
 
 
 
WDS 15303+2739 STF 1951 (HD 138305) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

15303+2739 STF1951 distance=0' 15311+2747 J 3321 distance=13' 15307+2805 COU 796 distance=28' 15266+2749 UC 3004 distance=51' 15268+2719 AZC 91 distance=52' 15314+2646 CVR 790 distance=56' 15252+2734 AZC 90 distance=70' 15346+2653 UC 3029 distance=74' 15347+2655 COU 798 distance=74' 15339+2643 STF1955AB distance=74' 15339+2643 TAR 2AC distance=74' 15319+2851 TSN 173 distance=75' 15268+2840 COU 484 distance=77' 15298+2857 YSC 223 distance=78' 15358+2823 HO 63 distance=85' 15366+2726 MLB 690 distance=86' 15355+2647 SHN 202 distance=87' 15257+2638 STF1941 distance=88' 15279+2902 TDS9523 distance=89' 15241+2814 TDS9506 distance=90' 15278+2906 JEF 1 (Nusakan) distance=93' 15308+2913 CVR 789BC distance=95' 15364+2838 WIS 289 distance=99' 15340+2610 SLW1108 distance=103' 15371+2650 GRV1211 distance=104' 15283+2920 CVR 166 distance=105' 15314+2556 SLW1102 distance=106' 15371+2646 HDS2199AB distance=106' 15371+2646 GII 40AC distance=106' 15373+2842 TDS9562 distance=112' 15226+2652 KPP1539 distance=115' 15219+2807 GIC 127AB distance=115' 15219+2807 LMP 10AC distance=115' 15219+2807 LMP 10AD distance=115' 15390+2723 KPP2324 distance=117' 15232+2628 TDS 772 distance=120' 15362+2912 TDS9558 distance=121' 15212+2745 LDS4544 distance=122' 15335+2936 TDS9548 distance=124' 15397+2751 KPP3963 distance=126' 15283+2943 KZA 91 distance=127' 15211+2702 STF1936 distance=129' 15242+2920 CVR1627 distance=129' 15300+2530 STF1950 distance=130' 15232+2909 TDS9502 distance=131' 15347+2938 TDS9550 distance=132' 15210+2651 SLW1083 distance=134' 15248+2934 KZA 87 distance=137' 15295+2959 KPP 834 distance=140' 15356+2944 TDS9557 distance=143' 15269+2955 TDS9520 distance=143' 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 15303+2739 STF1951 293 17.4
Show 15311+2747 J 3321 228 4.4 13
Show 15307+2805 COU 796 112 0.4 28
Show 15266+2749 UC 3004 130 6.8 51
Show 15268+2719 AZC 91 257 13.7 52
Show 15314+2646 CVR 790 48 13.4 56
Show 15252+2734 AZC 90 130 7.8 70
Show 15346+2653 UC 3029 290 54.6 74
Show 15347+2655 COU 798 211 0.2 74
Show 15339+2643 STF1955 AB 237 7.8 74
Show 15339+2643 TAR 2 AC 35 20.5 74
Show 15319+2851 TSN 173 13 0.1 75
Show 15268+2840 COU 484 83 0.3 77
Show 15298+2857 YSC 223 258 0.3 78
Show 15358+2823 HO 63 311 1.5 85
Show 15366+2726 MLB 690 222 2.1 86
Show 15355+2647 SHN 202 -1 0.6 87
Show 15257+2638 STF1941 212 1.4 88
Show 15279+2902 TDS9523 52 1.2 89
Show 15241+2814 TDS9506 31 0.4 90
Show Nusakan 15278+2906 JEF 1 140 0.3 93
Show 15308+2913 CVR 789 BC 170 8.2 95
Show 15364+2838 WIS 289 1 999.9 99
Show 15340+2610 SLW1108 320 11.2 103
Show 15371+2650 GRV1211 74 29.8 104
Show 15283+2920 CVR 166 57 13.0 105
Show 15314+2556 SLW1102 274 10.1 106
Show 15371+2646 HDS2199 AB 349 0.2 106
Show 15371+2646 GII 40 AC 243 2.1 106
Show 15373+2842 TDS9562 190 0.5 112
Show 15226+2652 KPP1539 243 11.6 115
Show 15219+2807 GIC 127 AB 255 212.7 115
Show 15219+2807 LMP 10 AC 240 87.9 115
Show 15219+2807 LMP 10 AD 262 132.9 115
Show 15390+2723 KPP2324 321 19.8 117
Show 15232+2628 TDS 772 357 1.0 120
Show 15362+2912 TDS9558 212 0.4 121
Show 15212+2745 LDS4544 184 59.6 122
Show 15335+2936 TDS9548 186 0.6 124
Show 15397+2751 KPP3963 179 7.3 126
Show 15283+2943 KZA 91 215 30.9 127
Show 15211+2702 STF1936 231 19.8 129
Show 15242+2920 CVR1627 53 3.5 129
Show 15300+2530 STF1950 91 3.3 130
Show 15232+2909 TDS9502 288 0.7 131
Show 15347+2938 TDS9550 103 0.8 132
Show 15210+2651 SLW1083 122 93.6 134
Show 15248+2934 KZA 87 359 11.7 137
Show 15295+2959 KPP 834 164 7.1 140
Show 15356+2944 TDS9557 346 0.4 143
Show 15269+2955 TDS9520 308 0.6 143

 
 
WDS 15303+2739 : COMPONENTS
 
 
  A
B pa=295.3°
sep=15.71"
 
 
15303+2739 A
 
 
Componente originario normalizzato AB Name HD 138305 Coord arcsec 2000 153020.35+273929.8 Mag 7.89
Spectral class A0 (white) PmRA 2.00 PmDE 3.0 SAO 83857
HIP 75913 Tycho2 2032-01029-1 HD 138305 ADS 9677
BD BD+28 2439
Tycho2
Tycho2 2032-01029-1 Pflag RAmdeg 232.58480984 DEmdeg 27.65826974
PmRA 3.5 PmDE 4.1 E RAmdeg 4 E DEmdeg 4
E pmRA 1.0 E pmDE 1.0 EpRAm 1991.30 EpDEm 1991.31
Num 15 Q RAmdeg 1.5 Q DEmdeg 1.2 Q pmRA 1.6
Q pmDE 1.3 BTmag 8.040 E BTmag 0.015 VTmag 7.895
E VTmag 0.011 Prox 162 TYC T HIP 75913
CCDM A RAdeg 232.58480083 DEdeg 27.65826000 EpRA 1990 1.61
EpDE 1990 1.61 E RAdeg 4.4 E DEdeg 4.4 Posflg
Corr -0.1
SAO
SAO 83857 DelFlag RA1950 PmRA1950 0.0026
DE1950 PmDE1950 0.011 Vmag 8.1 SpType A0
Double code Source 34 CatNum 7227 DM BD+28 2439
DMcomp BDsup HD 138305 M HD 0
GC RA1950rad 4.05021346 DE1950rad 0.485697 PmRA2000 0.0027
PmDE2000 0.014
Hipparcos
Catalog H HIP 75913 Proxy RAhms 15 30 20.35
DEdms +27 39 29.7 Vmag 7.89 VarFlag R Vmag H
RAdeg 232.585 DEdeg 27.6583 AstroRef A Plx 2.46
CCDM 15303+2740 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual B M HIP AB
Theta 296 Rho 16.247 HD 138305 BD BD+28 2439
CD CP Dm number +28 2439 VIred 0.09
SpType A0 R SpType Coord arcsec 2000 153020.35+273929.7
Hipparcos 2
HIP 75913 Sn 15 So 3 Nc 2
RArad 4.0593705378 DErad 0.4827276743 Plx 1.88 PmRA -0.87
PmDE 6.49 E RArad 0.71 E DErad 0.76 E Plx 1.13
E pmRA 0.83 E pmDE 0.91 Hpmag 7.9435 E Hpmag 0.0119
SHp 0.02 VA 0 BV 0.129 E BV 0.009
VI 0.14
 
 
15303+2739 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 153019.28+273936.5 Mag 11.88 PmRA -51.00
PmDE -7.0 Calc delta mag 3.99 Calc coord yes