WDS 20312+1116 DA 1 BC : NOTES
discov_num |
notes |
refcode |
STF2690 |
A,BC: H 3 16. |
MEv2010 |
DA 1 |
BC: STT 407. |
|
|
BC: Malkov et al. (2012) derive dynamical and photometric masses of |
|
|
0.20 +/- 0.38 and 2.46 Msun, respectively. |
Mlk2012 |
REFERENCES
refcode |
metd |
author |
reference |
Hrt2014b |
orb - |
Hartkopf, W.I. & Mason, B.D. |
2014IAUDS.184....1H |
Hrt2014b |
|
Inf. Circ. 184, 1, 2014 |
|
MEv2010 |
- |
MacEvoy, B. |
................... |
MEv2010 |
|
private communication, 2010 (see http://www.handprint.com/ASTRO/index.html) |
|
Mlk2012 |
not - |
Malkov, O.Yu., Tamazian, V.S., Docobo, J.A., & Chulkov, D.A. |
2012A&A...546A..69M |
Mlk2012 |
|
A&A 546, A69, 2012 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
CHR |
Center for High Ang. Res. Astronomy (speckle interferometry systems) |
3 |
DA |
Dawes, W.R. |
48 |
HJ |
Herschel, J.F.W. |
97 |
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 |
20312+1116 |
DA 1 |
BC |
2001 |
97 |
350 |
0.1 |
7.90 |
8.00 |
|
OD |
203111.94+111533.7 |
20312+1116 |
DA 1 |
BC |
2006 |
98 |
179 |
0.2 |
7.90 |
8.00 |
|
OD |
203111.94+111533.7 |
20312+1116 |
DA 1 |
BC |
2016 |
98 |
184 |
0.3 |
7.90 |
8.00 |
Am |
NO |
203111.94+111533.7 |
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