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Doubles in session
Current system
21139+4042
TDT 2840
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45' : 21176+4023
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52' : 21165+3959
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ES 1688
55' : 21171+4002
GRV 443
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POP 170
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
WDS 21139+4042 TDT 2840 : 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
21139+4042
TDT2840
1991
1
235
0.7
11.69
11.84
211356.11+404210.6
If you need more information about this double, apply for a
data request form
to the WDS.