WDS 19138+3909 STF 2487 AC : NOTES
discov_num |
notes |
refcode |
STF2487 |
eta Lyr = 20 Lyr = Aladfar. B is BD+38@3491. A is a spectroscopic |
|
|
binary. |
|
|
AB: H 4 2. |
MEv2010 |
|
AB: SEI 581. |
Nsn2017b |
REFERENCES
refcode |
metd |
author |
reference |
MEv2010 |
- |
MacEvoy, B. |
................... |
MEv2010 |
|
private communication, 2010 (see http://www.handprint.com/ASTRO/index.html) |
|
Nsn2017b |
not - |
Nanson, J. |
................... |
Nsn2017b |
|
private communication, 2017 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
STF |
Struve, F.G.W. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
19138+3909 |
STF2487 |
AC |
1998 |
5 |
151 |
161.9 |
4.38 |
11.42 |
B2.5IV |
N D |
191345.49+390845.5 |
19138+3909 |
STF2487 |
AC |
2009 |
6 |
151 |
160.9 |
4.38 |
11.42 |
B2.5IV |
N D |
191345.49+390845.5 |
19138+3909 |
STF2487 |
AC |
2010 |
7 |
150 |
161.2 |
4.38 |
11.42 |
B2.5IV |
N D |
191345.49+390845.5 |
19138+3909 |
STF2487 |
AC |
2013 |
9 |
151 |
162.1 |
4.38 |
11.42 |
B2.5IV |
N |
191345.49+390845.5 |
19138+3909 |
STF2487 |
AC |
2014 |
10 |
151 |
161.5 |
4.38 |
11.42 |
B2.5IV |
N |
191345.49+390845.5 |
If you need more information about this double, apply for a
data request form to the WDS.