WDS 19544+3918 SEI 721 AB (HD 226471) : NOTES
discov_num |
notes |
refcode |
HJ 2909 |
AD: SEI 720. |
Nsn2017b |
REFERENCES
refcode |
metd |
author |
reference |
Nsn2017b |
not - |
Nanson, J. |
................... |
Nsn2017b |
|
private communication, 2017 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
HJ |
Herschel, J.F.W. |
50 |
SEI |
Scheiner, J. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
19544+3918 |
SEI 721 |
AB |
1929 |
3 |
221 |
11.3 |
11.10 |
12.40 |
|
|
195424.36+391718.0 |
19544+3918 |
SEI 721 |
AB |
2002 |
5 |
203 |
6.9 |
11.10 |
12.20 |
|
|
195424.36+391718.0 |
19544+3918 |
SEI 721 |
AB |
2014 |
6 |
199 |
6.2 |
11.10 |
12.20 |
A0 |
|
195424.36+391718.0 |
19544+3918 |
SEI 721 |
AB |
2015 |
7 |
199 |
6.2 |
11.10 |
12.20 |
A0 |
|
195424.36+391718.0 |
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