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Doubles in session


Current system
00420-2457
RST 2250 AB
HD 3954


Nearby doubles
13' : 00417-2446
B 10

14' : 00427-2507
NSC 3

45' : 00388-2506
HJ 1991

49' : 00414-2545
RST1195

54' : 00391-2533
SKF 759

54' : 00449-2535
SKF1355

58' : 00389-2536
HJ 1992

65' : 00373-2446
BU 395

68' : 00436-2354
LDS2147

69' : 00397-2356
SHN 56

76' : 00367-2521
UC 399

83' : 00481-2505
B 12

88' : 00417-2624
RST1196

88' : 00465-2354
SKF1357

90' : 00486-2459
LDS2155

95' : 00443-2627
SKF1788

102' : 00430-2638
JOH 2

103' : 00427-2315
LDS2144

104' : 00376-2333
LDS2139

109' : 00486-2357
LDS 27

109' : 00359-2348
B 9

109' : 00411-2309
I 1074

110' : 00492-2408
B 13

114' : 00412-2650
RST1194

116' : 00340-2534
UC 393

118' : 00422-2300
I 1075



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.
 
 
WDS 00420-2457 : COMPONENTS
 
 
  A B
B pa=282.3°
sep=27.28"
 
C pa=283.1°
sep=27.90"
pa=316.2°
sep=0.75"
 
 
00420-2457 A
 
 
Name HD 3954 Coord arcsec 2000 004202.20-245702.2 Mag 9.97 Spectral class G0V (yellow)
PmRA 10.00 PmDE -13.0 SAO 166494 HIP 3295
Tycho2 6421-00786-1 HD 3954 CD CD-25 268
Tycho2
Tycho2 6421-00786-1 Pflag RAmdeg 10.50919649 DEmdeg -24.95062025
PmRA 12.9 PmDE -9.8 E RAmdeg 17 E DEmdeg 19
E pmRA 1.6 E pmDE 1.6 EpRAm 1987.73 EpDEm 1986.30
Num 6 Q RAmdeg 0.4 Q DEmdeg 0.9 Q pmRA 0.3
Q pmDE 0.9 BTmag 10.620 E BTmag 0.038 VTmag 9.969
E VTmag 0.030 Prox 272 TYC T HIP 3295
CCDM RAdeg 10.50916361 DEdeg -24.95059750 EpRA 1990 1.77
EpDE 1990 1.63 E RAdeg 19.0 E DEdeg 21.5 Posflg
Corr -0.1
SAO
SAO 166494 DelFlag RA1950 PmRA1950 -0.0003
DE1950 PmDE1950 0.076 Vmag 9.1 SpType G0
Double code Source 25 CatNum 318 DM CD-25 268
DMcomp BDsup HD 3954 M HD 0
GC RA1950rad 0.17263617 DE1950rad -0.44024444 PmRA2000 -0.0002
PmDE2000 0.072
Hipparcos
Catalog H HIP 3295 Proxy RAhms 00 42 02.20
DEdms -24 57 02.2 Vmag 9.89 VarFlag R Vmag H
RAdeg 10.5092 DEdeg -24.9506 AstroRef Plx 7.72
CCDM 00420-2457 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD 3954 BD
CD CD-25 268 CP Dm number -25 268 VIred 0.68
SpType G0V R SpType Coord arcsec 2000 004202.20-245702.2
Hipparcos 2
HIP 3295 Sn 5 So 0 Nc 1
RArad 0.1834193401 DErad -0.4354701863 Plx 4.81 PmRA 11.81
PmDE -10.2 E RArad 1.47 E DErad 1.06 E Plx 1.66
E pmRA 1.81 E pmDE 1.18 Hpmag 10.0156 E Hpmag 0.003
SHp 0.034 VA 0 BV 0.609 E BV 0.096
VI 0.68
CCDM
Ccdm 00420-2457 RComp Comp A Note1
Note2 Discov num DRAs 2.12 DDEs 3.2
R dRAs 10 Year Theta Rho
Obs 3 Vmag 10.4 Sp G0 PmNote *
PmRA -4 PmDE 76 Dm number -25 268 Cat1 CD
Name2 166494 Cat2 SAO HD 3954 M HD
ADS BDS M ADS BDS N IDS IDS 00371S2530A
HIC 3295
 
 
00420-2457 B
 
 
Coord arcsec 2000 004200.24-245656.4 Coord calc 004200.24-245656.4 Mag 11.38 Spectral class G6III (yellow)
PmRA 7.00 PmDE -9.0 HIP 3291 Tycho2 6421-01240-1
Calc delta mag 1.41
Tycho2
Tycho2 6421-01240-1 Pflag RAmdeg 10.50103311 DEmdeg -24.94901599
PmRA 6.7 PmDE -8.9 E RAmdeg 49 E DEmdeg 55
E pmRA 2.7 E pmDE 2.4 EpRAm 1987.66 EpDEm 1984.63
Num 3 Q RAmdeg 1.0 Q DEmdeg 0.5 Q pmRA 1.1
Q pmDE 0.5 BTmag 11.713 E BTmag 0.079 VTmag 11.380
E VTmag 0.097 Prox 272 TYC T HIP 3291
CCDM RAdeg 10.50101639 DEdeg -24.94899528 EpRA 1990 1.77
EpDE 1990 1.65 E RAdeg 50.4 E DEdeg 58.0 Posflg
Corr -0.1
Hipparcos
Catalog H HIP 3291 Proxy RAhms 00 42 00.25
DEdms -24 56 56.3 Vmag 11.02 VarFlag R Vmag H
RAdeg 10.5011 DEdeg -24.949 AstroRef Plx 1.16
CCDM 00420-2457 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD BD
CD CP Dm number VIred 0.72
SpType R SpType Coord arcsec 2000 004200.25-245656.3
Hipparcos 2
HIP 3291 Sn 5 So 0 Nc 1
RArad 0.1832780553 DErad -0.4354419463 Plx 7.38 PmRA 4.56
PmDE -9.69 E RArad 4.32 E DErad 3.12 E Plx 4.9
E pmRA 5.24 E pmDE 3.48 Hpmag 11.1593 E Hpmag 0.0077
SHp 0.091 VA 0 BV 0 E BV 0
VI 0
CCDM
Ccdm 00420-2457 RComp Comp B Note1
Note2 Discov num RST2250 DRAs DDEs
R dRAs Year Theta 282 Rho 26.8
Obs Vmag 10.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 00371S2530B
HIC 3291
 
 
00420-2457 C
 
 
Coord arcsec 2000 004200.20-245655.9 Mag 13.3 Calc delta mag 3.33 Calc coord yes
CCDM
Ccdm 00420-2457 RComp B Comp C Note1
Note2 Discov num RST2250 DRAs DDEs
R dRAs Year 1935 Theta 305 Rho 0.7
Obs 3 Vmag 12.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 00371S2530C
HIC 3291