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Doubles in session


Current system
12021+4303
HDS 1690 Da,Db


Nearby doubles
28' : 12039+4257
LDS4174

36' : 12038+4238
KZA 25

37' : 11590+4240
PKO 32

37' : 12006+4337
STF1589

38' : 12040+4236
SKF2643

45' : 12051+4322
KZA 26

46' : 12010+4347
A 1779

46' : 11575+4251
UC 2238

46' : 11577+4320
BVD 219

58' : 11563+4302
SKF2638

58' : 12065+4320
KZA 27

60' : 12028+4205
BFR 7

62' : 12044+4356
TDS8204

63' : 11559+4309
LDS4159

64' : 12073+4306
HJ 2596

65' : 12013+4158
CVR 640

74' : 12080+4242
A 1998

77' : 12026+4418
BVD 221

81' : 12054+4154
CVR1405

81' : 11583+4150
BVD 220

88' : 11536+4255
STT 240

90' : 11534+4317
ES 1154

91' : 12083+4354
ES 2641

93' : 12097+4327
UC 168

97' : 12051+4134
HDS1703

98' : 12062+4139
SKF2699



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 12021+4303 : COMPONENTS
 
 
  A B C D
B pa=60.3°
sep=279.13"
 
C pa=18.7°
sep=360.01"
pa=328.0°
sep=238.91"
 
D pa=267.8°
sep=369.82"
pa=256.0°
sep=630.59"
pa=233.8°
sep=601.00"
 
Db pa=267.8°
sep=369.36"
pa=256.0°
sep=630.13"
pa=233.7°
sep=600.61"
pa=84.5°
sep=0.46"
 
 
12021+4303 A
 
 
Name 67 UMa Var name DP UMa Coord arcsec 2000 120206.80+430244.3 Mag 5.24
Spectral class A7m (white) PmRA -327.00 PmDE 72.0 SAO 44002
HIP 58684 Tycho2 3019-02030-1 HD 104513 HR 4594
GC 16445 BD BD+43 2179 Flamsteed 67 Ursae Majoris Flamsteed name 67 UMa
FK5 2965
Tycho2
Tycho2 3019-02030-1 Pflag RAmdeg 180.52834110 DEmdeg 43.04564026
PmRA -326.5 PmDE 71.7 E RAmdeg 3 E DEmdeg 3
E pmRA 0.9 E pmDE 0.9 EpRAm 1991.57 EpDEm 1991.59
Num 13 Q RAmdeg 1.3 Q DEmdeg 1.0 Q pmRA 1.3
Q pmDE 1.0 BTmag 5.534 E BTmag 0.014 VTmag 5.241
E VTmag 0.009 Prox 999 TYC T HIP 58684
CCDM RAdeg 180.52936861 DEdeg 43.04547556 EpRA 1990 1.72
EpDE 1990 1.73 E RAdeg 3.2 E DEdeg 3.4 Posflg
Corr 0.0
SAO
SAO 44002 DelFlag RA1950 PmRA1950 -0.0297
DE1950 PmDE1950 0.07 Vmag 5.1 SpType A3
Double code Source 70 CatNum 16445 DM BD+43 2179
DMcomp BDsup HD 104513 M HD 0
GC 16445 RA1950rad 3.13975912 DE1950rad 0.75612925 PmRA2000 -0.0293
PmDE2000 0.075
Hipparcos
Catalog H HIP 58684 Proxy RAhms 12 02 07.06
DEdms +43 02 43.7 Vmag 5.22 VarFlag 1 R Vmag H
RAdeg 180.529 DEdeg 43.0455 AstroRef Plx 29.48
CCDM 12021+4304 N CCDM I Nsys 4 Ncomp 1
MultFlag G Source Qual M HIP
Theta Rho HD 104513 BD BD+43 2179
CD CP Dm number +43 2179 VIred 0.3
SpType A7m R SpType Coord arcsec 2000 120207.06+430243.7
Hipparcos 2
HIP 58684 Sn 1 So 1 Nc 1
RArad 3.1508329504 DErad 0.7512850951 Plx 29.18 PmRA -348.72
PmDE 56.53 E RArad 0.53 E DErad 0.4 E Plx 0.75
E pmRA 0.58 E pmDE 0.52 Hpmag 5.29 E Hpmag 0.0006
SHp 0.007 VA 0 BV 0.283 E BV 0.004
VI 0.32
 
 
12021+4303 B
 
 
Coord arcsec 2000 120228.92+430502.7 Coord calc 120228.92+430502.7 Mag 6.72 Spectral class G8Vwk (yellow)
PmRA -347.00 PmDE -512.0 SAO 44005 HIP 58708
Tycho2 3019-02029-1 HD 104556 GC 16453 BD BD+43 2182
Calc delta mag 1.48
Tycho2
Tycho2 3019-02029-1 Pflag RAmdeg 180.62048409 DEmdeg 43.08408362
PmRA -347.3 PmDE -511.6 E RAmdeg 4 E DEmdeg 4
E pmRA 0.8 E pmDE 0.9 EpRAm 1991.34 EpDEm 1991.45
Num 13 Q RAmdeg 0.5 Q DEmdeg 0.5 Q pmRA 0.6
Q pmDE 0.4 BTmag 7.714 E BTmag 0.015 VTmag 6.719
E VTmag 0.010 Prox 999 TYC T HIP 58708
CCDM RAdeg 180.62157611 DEdeg 43.08525889 EpRA 1990 1.73
EpDE 1990 1.73 E RAdeg 3.8 E DEdeg 4.1 Posflg
Corr 0.0
SAO
SAO 44005 DelFlag RA1950 PmRA1950 -0.0329
DE1950 PmDE1950 -0.515 Vmag 6.8 SpType K0
Double code Source 70 CatNum 16453 DM BD+43 2182
DMcomp BDsup HD 104556 M HD 0
GC 16453 RA1950rad 3.14137694 DE1950rad 0.75694047 PmRA2000 -0.0325
PmDE2000 -0.511
Hipparcos
Catalog H HIP 58708 Proxy RAhms 12 02 29.19
DEdms +43 05 07.2 Vmag 6.64 VarFlag R Vmag G
RAdeg 180.622 DEdeg 43.0853 AstroRef Plx 18.05
CCDM 12021+4304 N CCDM I Nsys 4 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 104556 BD BD+43 2182
CD CP Dm number +43 2182 VIred 0.87
SpType G8Vw... R SpType Coord arcsec 2000 120229.19+430507.2
Hipparcos 2
HIP 58708 Sn 5 So 0 Nc 1
RArad 3.1524423033 DErad 0.7519807613 Plx 17.52 PmRA -346.8
PmDE -509.99 E RArad 0.34 E DErad 0.26 E Plx 0.51
E pmRA 0.38 E pmDE 0.36 Hpmag 6.7727 E Hpmag 0.0006
SHp 0.009 VA 0 BV 0.86 E BV 0
VI 0.87
 
 
12021+4303 C
 
 
Coord arcsec 2000 120217.35+430825.3 Mag 8.47 PmRA -8.00 PmDE 5.0
Calc delta mag 3.23 Calc coord yes
 
 
12021+4303 D
 
 
Coord arcsec 2000 120133.09+430230.1 Coord calc 120142.61+430229.1 Mag 9.01 Mag composta 8.91
Spectral class F6II (yellow-white) PmRA 66.00 PmDE -21.0 SAO 44000
HIP 58648 Tycho2 3019-00818-1 HD 104425 GC 16436
BD BD+43 2177 Calc delta mag 3.77
Tycho2
Tycho2 3019-00818-1 Pflag RAmdeg 180.38810937 DEmdeg 43.04164776
PmRA 65.1 PmDE -22.5 E RAmdeg 7 E DEmdeg 8
E pmRA 1.1 E pmDE 1.1 EpRAm 1991.09 EpDEm 1990.90
Num 8 Q RAmdeg 0.6 Q DEmdeg 1.0 Q pmRA 0.5
Q pmDE 1.1 BTmag 9.431 E BTmag 0.018 VTmag 8.906
E VTmag 0.014 Prox 999 TYC T HIP 58648
CCDM AE RAdeg 180.38790500 DEdeg 43.04169917 EpRA 1990 1.75
EpDE 1990 1.75 E RAdeg 7.2 E DEdeg 8.3 Posflg P
Corr -0.1
SAO
SAO 44000 DelFlag RA1950 PmRA1950 0.0059
DE1950 PmDE1950 -0.039 Vmag 9.5 SpType F5
Double code Source 70 CatNum 16436 DM BD+43 2177
DMcomp BDsup HD 104425 M HD 0
GC 16436 RA1950rad 3.13716699 DE1950rad 0.75607844 PmRA2000 0.0061
PmDE2000 -0.034
Hipparcos
Catalog H HIP 58648 Proxy H RAhms 12 01 33.09
DEdms +43 02 30.1 Vmag 8.85 VarFlag 2 R Vmag G
RAdeg 180.388 DEdeg 43.0417 AstroRef A Plx 6.68
CCDM 12021+4304 N CCDM I Nsys 4 Ncomp 2
MultFlag C Source Qual B M HIP AE
Theta 86 Rho 0.626 HD 104425 BD BD+43 2177
CD CP Dm number +43 2177 VIred 0.56
SpType F6II R SpType Coord arcsec 2000 120133.09+430230.1
Hipparcos 2
HIP 58648 Sn 15 So 3 Nc 2
RArad 3.1483626177 DErad 0.7512194265 Plx 6.94 PmRA 66
PmDE -20.6 E RArad 0.94 E DErad 0.59 E Plx 1.26
E pmRA 1.06 E pmDE 0.88 Hpmag 8.9604 E Hpmag 0.0097
SHp 0.077 VA 1 BV 0.485 E BV 0.009
VI 0.56
 
 
12021+4303 Db
 
 
Coord arcsec 2000 120133.13+430230.1 Mag 12.32 Calc delta mag 7.08 Calc coord yes