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Doubles in session


Current system
21431+4021
TDT 3121


Nearby doubles
16' : 21417+4022
TDT3111

27' : 21408+4027
TDT3102

33' : 21458+4029
ES 1693

33' : 21416+4048
S 796AB

37' : 21454+3955
SEI1534

38' : 21422+4057
DAM 231

40' : 21419+4058
MLB 30

43' : 21426+4103
BU 688AB

45' : 21450+3942
GRV 499

45' : 21424+4105
KUI 108AB

45' : 21458+3945
MLB 902

50' : 21396+4049
MLB 29

51' : 21459+3943
SEI1535

52' : 21445+3933
A 1447

54' : 21393+3948
KPP4241

55' : 21399+3941
A 1446

57' : 21413+3928
BU 274

58' : 21456+4110
TDT3144

60' : 21412+4117
COU1977

62' : 21397+3934
TDT3090

62' : 21431+4122
COU1978

62' : 21399+3931
A 1445AB

65' : 21385+3942
MLB 786

71' : 21369+4025
DRS 20

72' : 21400+3919
ALI 978

76' : 21387+3924
TDT3080



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Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
 
 
WDS 21431+4021 TDT 3121 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
No records found.

 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21431+4021 TDT3121 1991 1 157 1.9 11.85 12.36 214304.10+402045.3
21431+4021 TDT3121 2015 2 157 1.7 11.85 12.36 214304.10+402045.3
21431+4021 TDT3121 2016 3 157 1.7 11.85 12.36 214304.10+402045.3

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