WDS 20431+3645 SEI 1227 : NOTES
| discov_num |
notes |
refcode |
| SEI1227 |
B is BD+36@4205. |
|
REFERENCES
| refcode |
metd |
author |
reference |
| Sei1908 |
Pa - |
Scheiner, J. |
1908POPot..59.....S |
| Sei1908 |
+Po |
Pub. Obs. Potsdam 20, #59, 1908 |
|
| Sei1913A |
Pa - |
Scheiner, J. |
1913QB811.B8....... |
| Sei1913A |
|
cited by Burnham (Carnegie Inst. Wash. #168, 1913) |
|
| Sei1932A |
Pa - |
Scheiner, J. |
1932QB821.A43...... |
| Sei1932A |
|
cited in ADS (Aitken Double Star Cat.), 1932 |
|
WDS HISTORIC DATA
| coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
| 20431+3645 |
SEI1227 |
|
2007 |
7 |
167 |
15.2 |
10.92 |
10.48 |
|
NLD |
204302.60+364427.4 |
| 20431+3645 |
SEI1227 |
|
2008 |
8 |
167 |
15.3 |
10.92 |
10.48 |
|
NLD |
204302.60+364427.4 |
| 20431+3645 |
SEI1227 |
|
2010 |
9 |
167 |
14.9 |
10.92 |
10.48 |
|
NLD |
204302.60+364427.4 |
| 20431+3645 |
SEI1227 |
|
2015 |
12 |
168 |
15.0 |
10.92 |
10.48 |
|
NL |
204302.60+364427.4 |
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