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Current system
06404+1925
STF 947
HD 47630


Nearby doubles
24' : 06410+1947
OCC 366

26' : 06412+1948
COU 915

26' : 06391+1907
OCC 398

34' : 06426+1937
A 2455AB

36' : 06379+1926
COU 766

38' : 06389+1958
HJ 2326

40' : 06429+1909
OCC 397

43' : 06381+1953
A 2452

47' : 06422+1847
OCC1022

49' : 06437+1912
BRT2354

56' : 06442+1920
J 1971

58' : 06426+1837
J 989

61' : 06426+2018
A 2120

63' : 06417+1825
KPP 611

64' : 06449+1932
OCC 365

65' : 06383+1828
CBL 128

68' : 06419+2030
OCC 883AB

72' : 06374+1828
GWP 815

74' : 06439+2018
BRT2355

74' : 06361+1847
J 1962

74' : 06428+2030
OCC 343AB

74' : 06411+2039
HO 236

82' : 06410+2045
COU 582

86' : 06462+1951
BRT2357

86' : 06465+1929
GWP 831

88' : 06465+1916
BRT2359



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.

06404+1925 STF 947 (HD 47630)

 
 
06h 40m 23.39s +19° 25' 24.2" P.A. 175.00 sep 18.7 mag 8.77,10.76 Sp A2
 
 
Coord 2000 06404+1925 Discov num STF 947 Comp Coord arcsec 2000 06 40 23.39 +19 25 24.2
Date first 1830 Date last 2020 Obs 16
Pa first 177 Pa last 174.5 P.A. Now (θ) 174.5°
Sep first 18.5 Sep last 18.74 Sep. Now (ρ) 18.74"
Mag pri 8.77 Mag sec 10.76 delta mag (ΔM) 1.99 Spectral class A2 (white)
Pri motion ra -003 Sec motion ra -001
Pri motion dec -006 Sec motion dec -006
Notes
rPM=0.298 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 47630 Constellation Gemini SAO 95980 Tycho2 1338-01558-1
Gaia DR2 3371738482018032640 HD 47630 GC 8706
 
 
WDS 06404+1925 STF 947 (HD 47630) : 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
06404+1925 STF 947 2002 7 175 18.6 8.77 10.76 A2 D 064023.39+192524.2
06404+1925 STF 947 2011 8 174 18.3 8.77 10.76 A2 D 064023.39+192524.2
06404+1925 STF 947 2015 11 175 18.6 8.77 10.76 A2 064023.39+192524.2
06404+1925 STF 947 2020 15 175 18.7 8.77 10.76 A2 064023.39+192524.2

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

 
 
WDS 06404+1925 STF 947 (HD 47630) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 06404+1925 STF 947 (HD 47630) : MEASURES
 
 
No records found.

 
 
WDS 06404+1925 (HD 47630) : VIRTUAL EYEPIECE
 
 

06404+1925 STF 947A mag 8.77 Sp A2 06404+1925 STF 947B sep 18.7 P.A. 174.80 mag 10.76 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 06404+1925 (HD 47630) : ALADIN DSS IMAGE @ 06h 40m 23.39s +19° 25' 24.2"
 
 
 
 
WDS 06404+1925 STF 947 (HD 47630) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

06404+1925 STF 947 distance=0' 06410+1947 OCC 366 distance=24' 06412+1948 COU 915 distance=26' 06391+1907 OCC 398 distance=26' 06426+1937 STJ 2BC distance=34' 06426+1937 A 2455AB distance=34' 06426+1937 STJ 2AC distance=34' 06379+1926 COU 766 distance=36' 06389+1958 HJ 2326 distance=38' 06429+1909 OCC 397 distance=40' 06381+1953 A 2452 distance=43' 06422+1847 OCC1022 distance=47' 06437+1912 BRT2354 distance=49' 06442+1920 J 1971 distance=56' 06426+1837 J 989 distance=58' 06426+2018 A 2120 distance=61' 06417+1825 KPP 611 distance=63' 06449+1932 OCC 365 distance=64' 06383+1828 CBL 128 distance=65' 06419+2030 OCC 883AB distance=68' 06374+1828 GWP 815 distance=72' 06439+2018 BRT2355 distance=74' 06361+1847 J 1962 distance=74' 06428+2030 OCC 343AB distance=74' 06411+2039 HO 236 distance=74' 06410+2045 COU 582 distance=82' 06462+1951 BRT2357 distance=86' 06465+1929 GWP 831 distance=86' 06465+1916 BRT2359 distance=88' 06407+2056 OCC 884 distance=92' 06415+2055 KPP3192 distance=92' 06429+1801 GWP 827 distance=92' 06461+2013 TDS4119 distance=94' 06470+1934 BRT2361 distance=94' 06438+1805 BRT2356 distance=95' 06471+1929 J 1973AB distance=95' 06471+1929 J 1973AC distance=95' 06351+2026 BRT2353 distance=96' 06380+2056 MRA 1 distance=97' 06381+1752 BPM 291 distance=100' 06390+1747 OCC 931 distance=101' 06379+2101 DAM1166 distance=102' 06417+1743 OCC 930 distance=104' 06330+1925 GWP 806 distance=105' 06366+1755 BPM 288 distance=106' 06348+2036 A 2118 distance=106' 06406+1738 BRT1208 distance=107' 06444+1754 TDS4087 distance=108' 06352+1804 TOK 111AB distance=110' 06352+1804 OCC 550Aa,Ab distance=110' 06424+1739 OCC9125 distance=111' 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 06404+1925 STF 947 175 18.7
Show 06410+1947 OCC 366 -1 -1.0 24
Show 06412+1948 COU 915 357 0.3 26
Show 06391+1907 OCC 398 -1 0.5 26
Show 06426+1937 STJ 2 BC 17 1.8 34
Show 06426+1937 A 2455 AB 298 3.0 34
Show 06426+1937 STJ 2 AC 325 3.9 34
Show 06379+1926 COU 766 14 5.9 36
Show 06389+1958 HJ 2326 92 9.8 38
Show 06429+1909 OCC 397 -1 0.1 40
Show 06381+1953 A 2452 92 1.0 43
Show 06422+1847 OCC1022 -1 0.1 47
Show 06437+1912 BRT2354 21 4.2 49
Show 06442+1920 J 1971 358 5.8 56
Show 06426+1837 J 989 99 1.8 58
Show 06426+2018 A 2120 174 3.4 61
Show 06417+1825 KPP 611 278 5.6 63
Show 06449+1932 OCC 365 -1 0.1 64
Show 06383+1828 CBL 128 64 55.8 65
Show 06419+2030 OCC 883 AB -1 0.1 68
Show 06374+1828 GWP 815 356 36.0 72
Show 06439+2018 BRT2355 279 5.6 74
Show 06361+1847 J 1962 177 7.2 74
Show 06428+2030 OCC 343 AB -1 0.3 74
Show 06411+2039 HO 236 200 17.7 74
Show 06410+2045 COU 582 330 1.1 82
Show 06462+1951 BRT2357 246 3.5 86
Show 06465+1929 GWP 831 197 20.4 86
Show 06465+1916 BRT2359 132 4.5 88
Show 06407+2056 OCC 884 -1 0.1 92
Show 06415+2055 KPP3192 66 2.8 92
Show 06429+1801 GWP 827 99 9.5 92
Show 06461+2013 TDS4119 247 0.4 94
Show 06470+1934 BRT2361 27 5.4 94
Show 06438+1805 BRT2356 316 2.3 95
Show 06471+1929 J 1973 AB 326 5.4 95
Show 06471+1929 J 1973 AC 231 20.1 95
Show 06351+2026 BRT2353 210 3.1 96
Show 06380+2056 MRA 1 306 0.9 97
Show 06381+1752 BPM 291 62 108.2 100
Show 06390+1747 OCC 931 -1 0.0 101
Show 06379+2101 DAM1166 334 8.0 102
Show 06417+1743 OCC 930 -1 0.1 104
Show 06330+1925 GWP 806 339 8.5 105
Show 06366+1755 BPM 288 2 77.9 106
Show 06348+2036 A 2118 290 4.8 106
Show 06406+1738 BRT1208 175 5.1 107
Show 06444+1754 TDS4087 109 0.6 108
Show 06352+1804 TOK 111 AB 356 13.7 110
Show 06352+1804 OCC 550 Aa,Ab -1 -1.0 110
Show 06424+1739 OCC9125 -1 0.0 111

 
 
WDS 06404+1925 : COMPONENTS
 
 
  A
B pa=174.8°
sep=18.73"
 
 
06404+1925 A
 
 
Componente originario normalizzato AB Name HD 47630 Coord arcsec 2000 064023.39+192524.2 Mag 8.77
Spectral class A2 (white) PmRA -3.00 PmDE -6.0 SAO 95980
Tycho2 1338-01558-1 HD 47630 GC 8706 DM BD+19 1433
Tycho2
Tycho2 1338-01558-1 Pflag RAmdeg 100.09747111 DEmdeg 19.42339894
PmRA -6.5 PmDE -7.1 E RAmdeg 10 E DEmdeg 13
E pmRA 1.1 E pmDE 1.1 EpRAm 1990.80 EpDEm 1989.83
Num 10 Q RAmdeg 0.8 Q DEmdeg 1.0 Q pmRA 0.9
Q pmDE 1.0 BTmag 9.288 E BTmag 0.023 VTmag 8.769
E VTmag 0.019 Prox 186 TYC T HIP
CCDM RAdeg 100.09748667 DEdeg 19.42341528 EpRA 1990 1.82
EpDE 1990 1.65 E RAdeg 9.8 E DEdeg 13.4 Posflg
Corr -0.1
SAO
SAO 95980 DelFlag RA1950 PmRA1950 -0.0002
DE1950 PmDE1950 0 Vmag 8.5 SpType A2
Double code Source 70 CatNum 8706 DM BD+19 1433
DMcomp BDsup HD 47630 M HD 0
GC 8706 RA1950rad 1.73416154 DE1950rad 0.3398273 PmRA2000 -0.0003
PmDE2000 0.002
CCDM
Ccdm 06404+1925 RComp Comp A Note1
Note2 Discov num DRAs -0.61 DDEs 23.2
R dRAs 65 Year Theta Rho
Obs 2 Vmag 8.6 Sp A2 PmNote *
PmRA 5 PmDE -22 Dm number +19 1433 Cat1 BD
Name2 +19 615 Cat2 AGK2/3 HD 47630 M HD
ADS BDS B 3527 M ADS BDS N IDS IDS 06345N1930A
HIC
 
 
06404+1925 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 064023.51+192505.5 Mag 10.76 PmRA -1.00
PmDE -6.0 Calc delta mag 1.99 Calc coord yes
CCDM
Ccdm 06404+1925 RComp Comp B Note1
Note2 Discov num STF 947 DRAs -0.51 DDEs 5.4
R dRAs 65 Year 1830 Theta 176 Rho 18.8
Obs 3 Vmag 11.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS B 3527 M ADS BDS N IDS IDS 06345N1930B
HIC