WDS 20136+5307 STF 2658 BF : NOTES
discov_num |
notes |
refcode |
STF2658 |
Mt. Wilson spectral type of A is F4s, of B K2. |
|
|
AB: H N 72. |
MEv2010 |
|
AC: Optical pair, based on study of relative motion of the components |
|
|
using the method of apparent motion parameters. |
Kiy2008 |
|
BC: Rectilinear solution by Friedman et al. (2012). |
USN2012a |
REFERENCES
refcode |
metd |
author |
reference |
Kiy2008 |
- |
Kiyaeva, O.V., Kiselev, A.A. & Izmailov, I.S. |
2008SvAL...32..405K |
Kiy2008 |
|
SvAL 34, 405, 2008 |
|
MEv2010 |
- |
MacEvoy, B. |
................... |
MEv2010 |
|
private communication, 2010 (see http://www.handprint.com/ASTRO/index.html) |
|
USN2012a |
lin - |
Friedman, E.A., Mason, B.D., & Hartkopf, W.I. |
2012IAUDS.176....1F |
USN2012a |
|
Inf. Circ. 176, 1, 2012 |
|
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 |
20136+5307 |
STF2658 |
BF |
1910 |
1 |
83 |
11.3 |
9.10 |
14.00 |
|
N |
201341.30+530729.0 |
20136+5307 |
STF2658 |
BF |
2003 |
3 |
153 |
16.2 |
9.38 |
14.60 |
|
N |
201341.30+530728.6 |
20136+5307 |
STF2658 |
BF |
2015 |
4 |
157 |
17.7 |
9.38 |
14.60 |
K2 |
N |
201341.30+530728.6 |
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