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Doubles in session


Current system
07142+0412
STF 1048
HD 55731


Nearby doubles
7' : 07145+0418
BAL2747

18' : 07137+0357
GWP 879

19' : 07131+0421
A 2848

20' : 07133+0359
UC 104

20' : 07153+0424
BAL2748

27' : 07156+0432
J 705

29' : 07124+0403
TDS4582

31' : 07154+0438
BAL2749

31' : 07130+0437
HJ 2364

31' : 07161+0400
BAL2751

33' : 07141+0340
GWP 881

35' : 07163+0428
BAL2752AB

40' : 07152+0336
BAL2258

41' : 07126+0340
BAL2256

49' : 07130+0324
HJ 2365AB

53' : 07108+0418
BAL2744

54' : 07113+0343
BAL2254

55' : 07116+0335
BAL2255

55' : 07156+0503
DOM 2

56' : 07171+0447
TDS4674

56' : 07135+0507
HJ 48

56' : 07156+0504
J 3101

56' : 07106+0404
BAL2742

57' : 07107+0354
BAL2743

60' : 07139+0313
GWP 880

60' : 07105+0434
TDS4547



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.

07142+0412 STF 1048 (HD 55731)

 
 
07h 14m 14.25s +04° 12' 26.5" P.A. 351.00 sep 5.9 mag 9.14,10.07 Sp A5 dist. 286.53 pc (934.66 l.y.)
 
 
Coord 2000 07142+0412 Discov num STF1048 Comp Coord arcsec 2000 07 14 14.25 +04 12 26.5
Date first 1830 Date last 2018 Obs 26
Pa first 350 Pa last 350.6 P.A. Now (θ) 350.6°
Sep first 5.0 Sep last 5.942 Sep. Now (ρ) 5.942"
Mag pri 9.14 Mag sec 10.07 delta mag (ΔM) 0.93 Spectral class A5 (white)
Pri motion ra +003 Sec motion ra +001
Pri motion dec -006 Sec motion dec -002
Notes
rPM=0.667
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 55731 Constellation Canis Minor SAO 115116 HIP 34980
Tycho2 0171-01561-1 Gaia DR2 3140191606772651648 HD 55731 GC 9584
ADS 5910 BD BD+04 1631 Distance 286.53 Distance ly 934.66
 
 
WDS 07142+0412 STF 1048 (HD 55731) : 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
07142+0412 STF1048 1999 18 350 6.1 9.14 10.07 A5 D 071414.25+041226.5
07142+0412 STF1048 2008 19 349 5.9 9.14 10.07 A5 D 071414.25+041226.5
07142+0412 STF1048 2010 21 352 5.1 9.14 10.07 A5 071414.25+041226.5
07142+0412 STF1048 2017 22 351 6.0 9.14 10.07 A5 071414.25+041226.5
07142+0412 STF1048 2018 24 351 5.9 9.14 10.07 A5 071414.25+041226.5

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

 
 
WDS 07142+0412 STF 1048 (HD 55731) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 07142+0412 STF 1048 (HD 55731) : MEASURES
 
 
No records found.

 
 
WDS 07142+0412 (HD 55731) : VIRTUAL EYEPIECE
 
 

07142+0412 STF1048A mag 9.14 Sp A5 07142+0412 STF1048B sep 5.9 P.A. 350.60 mag 10.07 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 07142+0412 (HD 55731) : ALADIN DSS IMAGE @ 07h 14m 14.25s +04° 12' 26.5"
 
 
 
 
WDS 07142+0412 STF 1048 (HD 55731) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

07142+0412 STF1048 distance=0' 07145+0418 BAL2747 distance=7' 07137+0357 GWP 879 distance=18' 07131+0421 A 2848 distance=19' 07133+0359 UC 104 distance=20' 07153+0424 BAL2748 distance=20' 07156+0432 J 705 distance=27' 07124+0403 TDS4582 distance=29' 07154+0438 BAL2749 distance=31' 07130+0437 HJ 2364 distance=31' 07161+0400 BAL2751 distance=31' 07141+0340 GWP 881 distance=33' 07163+0428 BAL2752AB distance=35' 07163+0428 BKO 26AC distance=35' 07152+0336 BAL2258 distance=40' 07126+0340 BAL2256 distance=41' 07130+0324 HJ 2365AB distance=49' 07130+0324 FOX 153AC distance=49' 07108+0418 BAL2744 distance=53' 07113+0343 BAL2254 distance=54' 07116+0335 BAL2255 distance=55' 07156+0503 DOM 2 distance=55' 07171+0447 TDS4674 distance=56' 07135+0507 HJ 48 distance=56' 07156+0504 J 3101 distance=56' 07106+0404 BAL2742 distance=56' 07107+0354 BAL2743 distance=57' 07181+0421 STF1063BC distance=58' 07181+0421 BKO 27AD distance=59' 07181+0421 STF1063A,BC distance=59' 07139+0313 GWP 880 distance=60' 07181+0421 BKO 27DE distance=60' 07105+0434 TDS4547 distance=60' 07161+0506 XMI 55 distance=61' 07155+0313 OL 195 distance=62' 07101+0421 BAL2741 distance=63' 07143+0307 WFC 52 distance=66' 07158+0311 BAL2260 distance=67' 07136+0306 BAL2257 distance=68' 07167+0312 BAL2261AB distance=71' 07167+0312 BAL2261AC distance=71' 07154+0301 FMR 77 distance=73' 07171+0313 BAL2263 distance=74' 07190+0431 BAL2754 distance=74' 07099+0449 BAL2740BC distance=75' 07099+0449 BAL2740AB distance=75' 07099+0449 BAL2740AC distance=75' 07101+0454 BAL3006 distance=75' 07092+0410 TDS4521 distance=76' 07186+0328 BAL2265AB distance=78' 07186+0328 BKO 28BC distance=79' 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 07142+0412 STF1048 351 5.9
Show 07145+0418 BAL2747 56 16.1 7
Show 07137+0357 GWP 879 97 33.4 18
Show 07131+0421 A 2848 137 0.7 19
Show 07133+0359 UC 104 224 22.2 20
Show 07153+0424 BAL2748 142 7.2 20
Show 07156+0432 J 705 16 2.5 27
Show 07124+0403 TDS4582 189 0.6 29
Show 07154+0438 BAL2749 273 6.3 31
Show 07130+0437 HJ 2364 245 11.3 31
Show 07161+0400 BAL2751 52 6.7 31
Show 07141+0340 GWP 881 291 15.8 33
Show 07163+0428 BAL2752 AB 199 20.8 35
Show 07163+0428 BKO 26 AC 238 38.8 35
Show 07152+0336 BAL2258 277 3.3 40
Show 07126+0340 BAL2256 170 18.4 41
Show 07130+0324 HJ 2365 AB 139 18.4 49
Show 07130+0324 FOX 153 AC 49 22.1 49
Show 07108+0418 BAL2744 167 13.6 53
Show 07113+0343 BAL2254 299 7.2 54
Show 07116+0335 BAL2255 148 9.6 55
Show 07156+0503 DOM 2 205 7.4 55
Show 07171+0447 TDS4674 2 0.9 56
Show 07135+0507 HJ 48 293 42.4 56
Show 07156+0504 J 3101 225 9.2 56
Show 07106+0404 BAL2742 153 8.3 56
Show 07107+0354 BAL2743 231 3.6 57
Show 07181+0421 STF1063 BC 207 7.1 58
Show 07181+0421 BKO 27 AD 139 125.4 59
Show 07181+0421 STF1063 A,BC 287 52.0 59
Show 07139+0313 GWP 880 107 14.6 60
Show 07181+0421 BKO 27 DE 201 4.7 60
Show 07105+0434 TDS4547 4 2.3 60
Show 07161+0506 XMI 55 28 25.9 61
Show 07155+0313 OL 195 59 3.5 62
Show 07101+0421 BAL2741 333 12.1 63
Show 07143+0307 WFC 52 319 51.0 66
Show 07158+0311 BAL2260 47 10.3 67
Show 07136+0306 BAL2257 101 11.9 68
Show 07167+0312 BAL2261 AB 140 12.8 71
Show 07167+0312 BAL2261 AC 51 5.0 71
Show 07154+0301 FMR 77 215 19.4 73
Show 07171+0313 BAL2263 86 19.0 74
Show 07190+0431 BAL2754 319 11.3 74
Show 07099+0449 BAL2740 BC 25 19.6 75
Show 07099+0449 BAL2740 AB 175 13.9 75
Show 07099+0449 BAL2740 AC 68 10.3 75
Show 07101+0454 BAL3006 24 7.9 75
Show 07092+0410 TDS4521 329 0.5 76
Show 07186+0328 BAL2265 AB 93 14.0 78
Show 07186+0328 BKO 28 BC 306 5.8 79

 
 
WDS 07142+0412 : COMPONENTS
 
 
  A
B pa=350.6°
sep=5.94"
 
 
07142+0412 A
 
 
Componente originario normalizzato AB Name HD 55731 Coord arcsec 2000 071414.25+041226.5 Mag 9.14
Spectral class A5 (white) PmRA 3.00 PmDE -6.0 SAO 115116
HIP 34980 Tycho2 0171-01561-1 HD 55731 GC 9584
ADS 5910 BD BD+04 1631
Tycho2
Tycho2 0171-01561-1 Pflag RAmdeg 108.55937676 DEmdeg 4.20735508
PmRA 3.3 PmDE -2.4 E RAmdeg 10 E DEmdeg 12
E pmRA 1.5 E pmDE 1.5 EpRAm 1991.26 EpDEm 1990.87
Num 7 Q RAmdeg 0.9 Q DEmdeg 2.3 Q pmRA 0.9
Q pmDE 2.3 BTmag 9.457 E BTmag 0.021 VTmag 9.142
E VTmag 0.020 Prox 60 TYC T HIP 34980
CCDM A RAdeg 108.55936944 DEdeg 4.20736000 EpRA 1990 1.88
EpDE 1990 1.80 E RAdeg 10.2 E DEdeg 12.1 Posflg
Corr 0.1
SAO
SAO 115116 DelFlag RA1950 PmRA1950 -0.001
DE1950 PmDE1950 -0.009 Vmag 8.5 SpType A5
Double code Source 70 CatNum 9584 DM BD+04 1631
DMcomp BDsup HD 55731 M HD 0
GC 9584 RA1950rad 1.88318998 DE1950rad 0.07495169 PmRA2000 -0.0008
PmDE2000 -0.007
Hipparcos
Catalog H HIP 34980 Proxy H RAhms 07 14 14.25
DEdms +04 12 26.5 Vmag 8.86 VarFlag R Vmag G
RAdeg 108.559 DEdeg 4.20736 AstroRef A Plx 2.23
CCDM 07142+0412 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 350 Rho 6.001 HD 55731 BD BD+04 1631
CD CP Dm number +04 1631 VIred 0.33
SpType A5... R SpType Coord arcsec 2000 071414.25+041226.5
Hipparcos 2
HIP 34980 Sn 15 So 3 Nc 2
RArad 1.8947183852 DErad 0.0734323558 Plx 3.49 PmRA 2.48
PmDE -6.29 E RArad 1.59 E DErad 1 E Plx 1.83
E pmRA 1.79 E pmDE 1.23 Hpmag 8.9041 E Hpmag 0.0024
SHp 0.016 VA 0 BV 0.287 E BV 0.015
VI 0.33
CCDM
Ccdm 07142+0412 RComp Comp A Note1
Note2 Discov num DRAs 2.19 DDEs 26.7
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.7 Sp A5 PmNote *
PmRA -9 PmDE 32 Dm number +04 1631 Cat1 BD
Name2 +04 935 Cat2 AGK2/3 HD 55731 M HD
ADS BDS A 5910 M ADS BDS N IDS IDS 07090N0423A
HIC 34980
 
 
07142+0412 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 071414.19+041232.4 Mag 10.07 PmRA 1.00
PmDE -2.0 Tycho2 0171-04269-1 Calc delta mag 0.93 Calc coord yes
Tycho2
Tycho2 0171-04269-1 Pflag RAmdeg 108.55907724 DEmdeg 4.20899860
PmRA -1.8 PmDE -1.9 E RAmdeg 21 E DEmdeg 25
E pmRA 1.6 E pmDE 1.6 EpRAm 1989.49 EpDEm 1988.00
Num 5 Q RAmdeg 0.9 Q DEmdeg 2.8 Q pmRA 0.8
Q pmDE 2.7 BTmag 10.432 E BTmag 0.038 VTmag 10.069
E VTmag 0.038 Prox 60 TYC T HIP 34980
CCDM B RAdeg 108.55908083 DEdeg 4.20900333 EpRA 1990 1.85
EpDE 1990 1.76 E RAdeg 20.7 E DEdeg 26.4 Posflg
Corr 0.1
CCDM
Ccdm 07142+0412 RComp Comp B Note1
Note2 Discov num STF1048 DRAs 2.14 DDEs 32.3
R dRAs 10 Year 1831 Theta 350 Rho 5.8
Obs 8 Vmag 10.6 Sp PmNote *
PmRA -15 PmDE -48 Dm number Cat1
Name2 +04 934 Cat2 AGK2/3 HD M HD
ADS BDS A 5910 M ADS BDS N IDS IDS 07090N0423B
HIC 34980