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Doubles in session


Current system
06478-1143
STF 970
HD 49387


Nearby doubles
19' : 06482-1201
A 2733

22' : 06491-1153
KPP 772

22' : 06470-1201
RST3468

30' : 06466-1206
BRT2655

38' : 06480-1106
STF 969

45' : 06485-1226
A 2935

46' : 06509-1148
HLD 82

49' : 06473-1231
RST3469

50' : 06505-1215
LDS6202

54' : 06512-1126
HLD 83

61' : 06456-1053
HJ 1158

63' : 06512-1107
GAL 270

63' : 06443-1108
GAL 258

66' : 06457-1045
RST3467

66' : 06455-1046
HJ 738

71' : 06528-1112
J 2759

77' : 06508-1041
RST3471

79' : 06447-1040
A 2730

84' : 06506-1256
RST3470

85' : 06433-1237
TDS4067

88' : 06423-1218
HU 46

90' : 06457-1020
GWP 829

91' : 06417-1146
BRT2654

95' : 06541-1208
GAL 417

97' : 06426-1046
GAL 411

97' : 06414-1119
HJ 2337AB



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.

06478-1143 STF 970 (HD 49387)

 
 
06h 47m 48.24s -11° 43' 26.4" P.A. 128.00 sep 20.2 mag 9.11,9.67 Sp F4V+F7IV
 
 
Coord 2000 06478-1143 Discov num STF 970 Comp Coord arcsec 2000 06 47 48.24 -11 43 26.4
Date first 1830 Date last 2016 Obs 26
Pa first 129 Pa last 128.4 P.A. Now (θ) 128.4°
Sep first 20.1 Sep last 20.236 Sep. Now (ρ) 20.236"
Mag pri 9.11 Mag sec 9.67 delta mag (ΔM) 0.56 Spectral class F4V+F7IV (yellow-white/yellow-white)
Pri motion ra -026 Sec motion ra -025
Pri motion dec +033 Sec motion dec +032
Notes N T (See Notes, Parallax indicates physical)
rPM=0.034 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 49387 Constellation Canis Major SAO 151936 Tycho2 5387-02393-1
Gaia DR2 2953068299822125696 HD 49387 GC 8896
 
 
WDS 06478-1143 STF 970 (HD 49387) : NOTES
 
 
discov_num notes refcode
STF 970 B is BD-11@1637.
 
 
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
06478-1143 STF 970 2004 18 128 20.2 9.11 9.67 F8 N D 064748.24-114326.4
06478-1143 STF 970 2013 20 128 20.1 9.11 9.67 F8 N 064748.24-114326.4
06478-1143 STF 970 2015 22 128 20.2 9.11 9.67 F4V+F7IV NZ 064748.24-114326.4
06478-1143 STF 970 2016 26 128 20.2 9.11 9.67 F4V+F7IV NT 064748.24-114326.4

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

 
 
WDS 06478-1143 STF 970 (HD 49387) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 06478-1143 STF 970 (HD 49387) : MEASURES
 
 
No records found.

 
 
WDS 06478-1143 (HD 49387) : VIRTUAL EYEPIECE
 
 

06478-1143 STF 970A mag 9.11 Sp F4V 06478-1143 STF 970B sep 20.0 P.A. 129.00 mag 9.67 Sp F7IV virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 06478-1143 (HD 49387) : ALADIN DSS IMAGE @ 06h 47m 48.24s -11° 43' 26.4"
 
 
 
 
WDS 06478-1143 STF 970 (HD 49387) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

06478-1143 STF 970 distance=0' 06482-1201 A 2733 distance=19' 06491-1153 KPP 772 distance=22' 06470-1201 RST3468 distance=22' 06466-1206 BRT2655 distance=30' 06480-1106 STF 969 distance=38' 06485-1226 A 2935 distance=45' 06509-1148 HLD 82 distance=46' 06473-1231 RST3469 distance=49' 06505-1215 LDS6202 distance=50' 06512-1126 HLD 83 distance=54' 06456-1053 HJ 1158 distance=61' 06512-1107 GAL 270 distance=63' 06443-1108 GAL 258 distance=63' 06457-1045 RST3467 distance=66' 06455-1046 HJ 738 distance=66' 06528-1112 J 2759 distance=71' 06508-1041 RST3471 distance=77' 06447-1040 A 2730 distance=79' 06506-1256 RST3470 distance=84' 06433-1237 TDS4067 distance=85' 06423-1218 HU 46 distance=88' 06457-1020 GWP 829 distance=90' 06417-1146 BRT2654 distance=91' 06541-1208 GAL 417 distance=95' 06426-1046 GAL 411 distance=97' 06414-1119 HJ 2337AB distance=97' 06414-1119 HJ 2337AC distance=97' 06485-1322 GAL 267 distance=98' 06423-1239 HU 45 distance=99' 06415-1217 TOI 890 distance=100' 06544-1213 TDS4273 distance=101' 06537-1051 J 2447 distance=102' 06546-1125 GWP 846 distance=102' 06408-1146 BRT2653 distance=104' 06484-1326 STF 971AB distance=104' 06484-1326 B 2611AB,C distance=104' 06503-1321 BRT1852 distance=105' 06427-1257 GAL 412 distance=105' 06510-1008 HJ 2349 distance=106' 06541-1052 TDS4268 distance=106' 06427-1028 TDS4059 distance=107' 06514-1316 TDS4216 distance=108' 06506-1323 BRT1853 distance=108' 06520-1313 TDS4225 distance=110' 06489-1332 TOI 649 distance=110' 06512-1005 HJ 741 distance=111' 06439-1008 GWP 828 distance=111' 06523-1014 A 2734 distance=113' 06555-1130 TDS4295 distance=114' 06549-1231 SKF2517 distance=114' 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 06478-1143 STF 970 128 20.2
Show 06482-1201 A 2733 104 0.5 19
Show 06491-1153 KPP 772 52 6.7 22
Show 06470-1201 RST3468 267 1.6 22
Show 06466-1206 BRT2655 97 3.1 30
Show 06480-1106 STF 969 317 7.4 38
Show 06485-1226 A 2935 285 0.2 45
Show 06509-1148 HLD 82 227 2.0 46
Show 06473-1231 RST3469 224 1.9 49
Show 06505-1215 LDS6202 264 3.0 50
Show 06512-1126 HLD 83 161 2.9 54
Show 06456-1053 HJ 1158 161 7.1 61
Show 06512-1107 GAL 270 47 8.4 63
Show 06443-1108 GAL 258 242 8.6 63
Show 06457-1045 RST3467 280 0.5 66
Show 06455-1046 HJ 738 18 14.6 66
Show 06528-1112 J 2759 33 8.6 71
Show 06508-1041 RST3471 359 0.4 77
Show 06447-1040 A 2730 38 0.6 79
Show 06506-1256 RST3470 263 0.9 84
Show 06433-1237 TDS4067 101 1.6 85
Show 06423-1218 HU 46 151 2.5 88
Show 06457-1020 GWP 829 4 505.9 90
Show 06417-1146 BRT2654 337 3.5 91
Show 06541-1208 GAL 417 254 15.2 95
Show 06426-1046 GAL 411 179 25.6 97
Show 06414-1119 HJ 2337 AB 347 2.4 97
Show 06414-1119 HJ 2337 AC 99 17.3 97
Show 06485-1322 GAL 267 254 8.0 98
Show 06423-1239 HU 45 125 0.8 99
Show 06415-1217 TOI 890 147 0.4 100
Show 06544-1213 TDS4273 221 0.8 101
Show 06537-1051 J 2447 270 3.8 102
Show 06546-1125 GWP 846 118 49.9 102
Show 06408-1146 BRT2653 100 4.2 104
Show 06484-1326 STF 971 AB 323 1.2 104
Show 06484-1326 B 2611 AB,C 165 84.6 104
Show 06503-1321 BRT1852 91 3.7 105
Show 06427-1257 GAL 412 179 14.6 105
Show 06510-1008 HJ 2349 286 15.2 106
Show 06541-1052 TDS4268 181 2.1 106
Show 06427-1028 TDS4059 221 1.6 107
Show 06514-1316 TDS4216 65 1.5 108
Show 06506-1323 BRT1853 208 4.1 108
Show 06520-1313 TDS4225 236 2.3 110
Show 06489-1332 TOI 649 130 2.7 110
Show 06512-1005 HJ 741 233 15.0 111
Show 06439-1008 GWP 828 123 49.5 111
Show 06523-1014 A 2734 158 3.2 113
Show 06555-1130 TDS4295 19 2.4 114
Show 06549-1231 SKF2517 172 19.8 114

 
 
WDS 06478-1143 : COMPONENTS
 
 
  A
B pa=129.0°
sep=19.98"
 
 
06478-1143 A
 
 
Componente originario normalizzato AB Name HD 49387 Coord arcsec 2000 064748.24-114326.4 Mag 9.11
Spectral class F4V (yellow-white) PmRA -26.00 PmDE 33.0 SAO 151936
Tycho2 5387-02393-1 HD 49387 GC 8896 DM BD-11 1636
Tycho2
Tycho2 5387-02393-1 Pflag RAmdeg 101.95101579 DEmdeg -11.72400820
PmRA -26.0 PmDE 33.2 E RAmdeg 12 E DEmdeg 12
E pmRA 1.2 E pmDE 1.1 EpRAm 1988.92 EpDEm 1989.18
Num 10 Q RAmdeg 2.2 Q DEmdeg 0.9 Q pmRA 2.1
Q pmDE 1.0 BTmag 9.606 E BTmag 0.026 VTmag 9.112
E VTmag 0.021 Prox 202 TYC T HIP
CCDM RAdeg 101.95107583 DEdeg -11.72408417 EpRA 1990 1.79
EpDE 1990 1.91 E RAdeg 13.0 E DEdeg 13.4 Posflg
Corr 0.1
SAO
SAO 151936 DelFlag RA1950 PmRA1950 -0.0047
DE1950 PmDE1950 0 Vmag 8.8 SpType F8
Double code Source 70 CatNum 8896 DM BD-11 1636
DMcomp BDsup HD 49387 M HD 0
GC 8896 RA1950rad 1.76918308 DE1950rad -0.20365585 PmRA2000 -0.0043
PmDE2000 0.003
 
 
06478-1143 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 064749.30-114339.0 Mag 9.67 Spectral class F7IV (yellow-white)
PmRA -25.00 PmDE 32.0 Tycho2 5387-02394-1 Calc delta mag 0.56
Calc coord yes
Tycho2
Tycho2 5387-02394-1 Pflag RAmdeg 101.95548978 DEmdeg -11.72749285
PmRA -29.5 PmDE 32.8 E RAmdeg 18 E DEmdeg 19
E pmRA 1.4 E pmDE 1.6 EpRAm 1985.80 EpDEm 1988.62
Num 7 Q RAmdeg 0.9 Q DEmdeg 1.1 Q pmRA 0.9
Q pmDE 1.0 BTmag 10.156 E BTmag 0.035 VTmag 9.671
E VTmag 0.035 Prox 202 TYC T HIP
CCDM RAdeg 101.95555833 DEdeg -11.72756528 EpRA 1990 1.77
EpDE 1990 1.92 E RAdeg 22.1 E DEdeg 20.8 Posflg
Corr 0.0