WDS 22461+6518 BLL 57 (HD 215770) : NOTES
| discov_num |
notes |
refcode |
| BLL 57 |
B is BD+64@1711. |
|
REFERENCES
| refcode |
metd |
author |
reference |
| Bll1872 |
orb - |
Ball, R.S. |
. |
| Bll1872 |
|
Proc. Royal Irish Acad., June 1872 |
|
| Bll1884 |
Ma j |
Ball, R.S. |
1884DunOP...5....1B |
| Bll1884 |
|
Pub. Dunsink Obs. 5, 1, 1884 |
|
| Bll1913A |
Ma - |
Ball, R.S. |
1913QB811.B8....... |
| Bll1913A |
|
cited by Burnham (Carnegie Inst. Wash. #168, 1913) |
|
| Bll1932A |
- |
Ball, R.S. |
1932QB821.A43...... |
| Bll1932A |
|
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 |
| 22461+6518 |
BLL 57 |
|
1999 |
10 |
241 |
150.5 |
7.68 |
10.14 |
G5 |
N D |
224603.61+651740.6 |
| 22461+6518 |
BLL 57 |
|
2003 |
11 |
241 |
150.5 |
7.68 |
10.14 |
G5 |
N D |
224603.61+651740.6 |
| 22461+6518 |
BLL 57 |
|
2010 |
12 |
241 |
150.8 |
7.68 |
10.14 |
G5 |
N |
224603.61+651740.6 |
| 22461+6518 |
BLL 57 |
|
2015 |
13 |
241 |
151.0 |
7.68 |
10.14 |
G5 |
N |
224603.61+651740.6 |
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