WDS 21441+2845 STF 2822 BD : NOTES
discov_num |
notes |
refcode |
STF2822 |
mu Cyg. The A component is a double-lined spectroscopic binary. |
|
|
AB: H III 15. D is the principal component of ES 521. |
|
|
AC and AD: Optical pairs, based on study of relative motion of the |
|
|
components using the method of apparent motion parameters. |
Kiy2008 |
|
AB: H 3 15. |
MEv2010 |
ES 521 |
DE: D is SB2 |
Tok2014d |
FYM 25 |
DG pair initially listed incorrected as DH. |
FyM2014b |
STF2822 |
AC: Rectilinear solution by Friedman et al. (2011). |
USN2011a |
REFERENCES
refcode |
metd |
author |
reference |
FyM2014b |
C - |
Fay, M. |
. |
FyM2014b |
|
private communication |
|
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) |
|
Tok2014d |
E2 - |
Tokovinin, A. |
2014AJ....147...86T |
Tok2014d |
|
AJ 147, 86, 2014 |
|
USN2011a |
lin - |
Friedman, E.A., Mason, B.D., & Hartkopf, W.I. |
2011IAUDS.175....1F |
USN2011a |
|
Inf. Circ. 175, 1, 2011 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
ES |
Espin, T.E. |
96 |
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 |
21441+2845 |
STF2822 |
BD |
1991 |
23 |
46 |
198.7 |
6.18 |
6.94 |
A5 |
N |
214408.46+284434.6 |
21441+2845 |
STF2822 |
BD |
1999 |
24 |
45 |
198.1 |
6.18 |
6.94 |
A5 |
NU |
214408.46+284434.6 |
21441+2845 |
STF2822 |
BD |
2002 |
25 |
45 |
198.0 |
6.18 |
6.94 |
A5 |
NU |
214408.46+284434.6 |
21441+2845 |
STF2822 |
BD |
2012 |
26 |
45 |
196.7 |
6.18 |
6.94 |
A5 |
NU |
214408.46+284434.6 |
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