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Doubles in session


Current system
12281+4448
STF 1645 AB
HD 108574


Nearby doubles
26' : 12257+4444
STF1642

34' : 12276+4521
RAO 279

45' : 12239+4441
ES 1155

57' : 12253+4536
SKF2647

68' : 12224+4419
SKF2646

69' : 12261+4553
LDS4207

74' : 12344+4517
SKF2649

79' : 12228+4353
UC 2327

87' : 12210+4531
OPI 18AB

92' : 12195+4456
COU1753

96' : 12359+4403
CLZ 57

96' : 12370+4436
LDS4237

103' : 12317+4313
SKF2648

106' : 12380+4444
HJ 1219

110' : 12244+4305
STT 250

112' : 12218+4617
SLW 711

112' : 12176+4501
SKF2645

113' : 12242+4304
STF1638

113' : 12200+4337
HDS1736

115' : 12252+4300
LDS4206

117' : 12322+4300
COU1577

122' : 12290+4247
UC 173

124' : 12397+4444
COU1578

124' : 12167+4424
HDS1729

125' : 12173+4402
CVR1422

126' : 12164+4444
A 1781



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 12281+4448 : COMPONENTS
 
 
  A
B pa=162.8°
sep=9.43"
 
 
12281+4448 A
 
 
Name HD 108574 Coord arcsec 2000 122804.45+444739.5 Mag 7.49 Spectral class F9V (yellow-white)
PmRA -182.00 PmDE -4.0 SAO 44187 HIP 60831
Tycho2 3020-02112-1 HD 108574 GC 16998 BD BD+45 2038
Tycho2
Tycho2 3020-02112-1 Pflag RAmdeg 187.01852919 DEmdeg 44.79430655
PmRA -180.2 PmDE -6.7 E RAmdeg 5 E DEmdeg 6
E pmRA 1.0 E pmDE 1.1 EpRAm 1991.41 EpDEm 1991.28
Num 9 Q RAmdeg 1.0 Q DEmdeg 1.8 Q pmRA 1.0
Q pmDE 1.8 BTmag 8.100 E BTmag 0.016 VTmag 7.486
E VTmag 0.011 Prox 98 TYC T HIP 60831
CCDM A RAdeg 187.01911194 DEdeg 44.79432194 EpRA 1990 1.74
EpDE 1990 1.63 E RAdeg 5.0 E DEdeg 5.5 Posflg
Corr -0.1
SAO
SAO 44187 DelFlag RA1950 PmRA1950 -0.0179
DE1950 PmDE1950 -0.019 Vmag 7.4 SpType F5
Double code Source 70 CatNum 16998 DM BD+45 2038
DMcomp A BDsup HD 108574 M HD 0
GC 16998 RA1950rad 3.25353429 DE1950rad 0.78663118 PmRA2000 -0.0176
PmDE2000 -0.015
Hipparcos
Catalog H HIP 60831 Proxy H RAhms 12 28 04.59
DEdms +44 47 39.6 Vmag 7.5 VarFlag R Vmag G
RAdeg 187.019 DEdeg 44.7943 AstroRef A Plx 25.51
CCDM 12281+4448 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source P Qual A M HIP
Theta Rho HD 108574 BD BD+45 2038
CD CP Dm number +45 2038 VIred 0.65
SpType G5... R SpType Coord arcsec 2000 122804.59+444739.6
Hipparcos 2
HIP 60831 Sn 95 So 3 Nc 1
RArad 3.264099796 DErad 0.7818083801 Plx 22.93 PmRA -178.88
PmDE -3.14 E RArad 0.99 E DErad 0.93 E Plx 1.41
E pmRA 1.29 E pmDE 1.1 Hpmag 7.5514 E Hpmag 0.0064
SHp 0.023 VA 0 BV 0.58 E BV 0.015
VI 0.65
CCDM
Ccdm 12281+4448 RComp Comp A Note1
Note2 Discov num DRAs -1.62 DDEs -21.7
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.4 Sp F5 PmNote *
PmRA -189 PmDE -19 Dm number +45 2038 Cat1 BD
Name2 44187 Cat2 SAO HD 108574 M HD
ADS BDS A 8561 M ADS BDS N IDS IDS 12232N4521A
HIC 60831
 
 
12281+4448 B
 
 
Coord arcsec 2000 122804.71+444730.5 Mag 8.08 Spectral class KV (yellow-orange) PmRA -181.00
PmDE 0.0 SAO 44188 HIP 60832 Tycho2 3020-02542-1
HD 108575 GC 16999 DM BD+45 2038 Calc delta mag 0.59
Calc coord yes
Tycho2
Tycho2 3020-02542-1 Pflag RAmdeg 187.02000124 DEmdeg 44.79180535
PmRA -178.2 PmDE 3.5 E RAmdeg 7 E DEmdeg 8
E pmRA 0.9 E pmDE 1.1 EpRAm 1991.11 EpDEm 1991.06
Num 7 Q RAmdeg 1.0 Q DEmdeg 1.8 Q pmRA 1.1
Q pmDE 1.7 BTmag 8.816 E BTmag 0.019 VTmag 8.084
E VTmag 0.014 Prox 98 TYC T HIP 60832
CCDM B RAdeg 187.02057778 DEdeg 44.79179722 EpRA 1990 1.73
EpDE 1990 1.70 E RAdeg 7.3 E DEdeg 7.6 Posflg
Corr -0.2
SAO
SAO 44188 DelFlag RA1950 PmRA1950 -0.0174
DE1950 PmDE1950 -0.015 Vmag 8 SpType K
Double code Source 70 CatNum 16999 DM BD+45 2038
DMcomp B BDsup HD 108575 M HD 0
GC 16999 RA1950rad 3.2535619 DE1950rad 0.78658529 PmRA2000 -0.0171
PmDE2000 -0.011
Hipparcos
Catalog H HIP 60832 Proxy H RAhms 12 28 04.95
DEdms +44 47 30.5 Vmag 8.12 VarFlag R Vmag G
RAdeg 187.021 DEdeg 44.7918 AstroRef B Plx 23.61
CCDM 12281+4448 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source I Qual A M HIP
Theta Rho HD 108575 BD
CD CP Dm number VIred 0.74
SpType K R SpType Coord arcsec 2000 122804.95+444730.5
Hipparcos 2
HIP 60832 Sn 95 So 3 Nc 1
RArad 3.264125535 DErad 0.7817644765 Plx 25.92 PmRA -179.88
PmDE -2.52 E RArad 1.4 E DErad 1.36 E Plx 2.02
E pmRA 1.83 E pmDE 1.62 Hpmag 8.1181 E Hpmag 0.0103
SHp 0 VA 0 BV 0.68 E BV 0.015
VI 0.74
CCDM
Ccdm 12281+4448 RComp Comp B Note1
Note2 Discov num STF1645 DRAs -1.21 DDEs -30.9
R dRAs 10 Year 1956 Theta 158 Rho 10.0
Obs 22 Vmag 8.0 Sp K PmNote *
PmRA -184 PmDE -15 Dm number Cat1
Name2 44188 Cat2 SAO HD 108575 M HD
ADS BDS A 8561 M ADS BDS N N IDS IDS 12232N4521B
HIC 60832