WDS 00251+4803 CRZ 2 AC : NOTES
 
 
discov_num notes refcode
CRZ 2 BDK 2. G 171-58 + 2MASS J00250365+4759191. Distance 42.2 +2.0/-1.8
pc for primary, 31 +/- 6 pc for secondary. Estimated ages of
components are discrepant: 1.8-3.5 Gyr for primary, versus 0.1-0.5 Gyr
for secondary. The primary is a spectroscopic binary resolved by Hip1997a
Hipparcos, the secondary a close (~10au) L4+L4 pair, resolved by Reid Red2006b
(2006). Fah2010
HDS 56 Aa,Ab: Malkov et al. (2012) derive dynamical, photometric, and
spectroscopic masses 1.30 +/- 0.21, 1.85, and 1.10 Msun, respectively. Mlk2012
RED 14 Ba,Bb: 2MASS J00250365+4759191. Spectral types L4 and L4 Red2006b
 
 
REFERENCES
 
 
refcode metd author reference
Fah2010 C - Faherty, J.K., Burgasser, A.J., West, A.A., Bochanski, J.J., Cruz, K.L., Shara, . 2010AJ....139..176F
Fah2010 M.M., & Walter, F.W
Fah2010 AJ 139, 176, 2010
HIP1997a Hh - Hipparcos 1997yCat.1239....0E
HIP1997a Hipparcos Catalog, ESA SP-1200, 1997 (incl. Hp photometry, vol. 10)
Mlk2012 not - Malkov, O.Yu., Tamazian, V.S., Docobo, J.A., & Chulkov, D.A. 2012A&A...546A..69M
Mlk2012 A&A 546, A69, 2012
Red2006b Hn j Reid, I.N., Lewitus, E., Allen, P., Cruz, K.L., & Burgasser, A.J., 2006AJ....132..891R
Red2006b +E2 AJ 132, 891, 2006
 
 
DISCOVERER
 
 
discov author
CRZ Cruz, K.L., Reid, I.N., Kirkpatrick, J.D., Burgasser, A.J. Liebert, J.,
CRZ Solomon, A.R., Schmidt, S.J., Allen, P.R., Hawley, S.L., & Covey, K.R.
FAH Faherty, J.K., Goodman, S., Caselden, D., Colin, G., Kuchner, M.J., Meisner, A.M.,
FAH Gagne, J., Schneider, A.C., Gonzales, E.C., Bardalez Gagliuffi, D.C., Logsdon, S.E.,
FAH ApJ 889, 176, 2020
HIP (non-component double star solution: G = acceleration solution,
HIP O = orbit solution, V = variability-induced mover, X = stochastic solution)
RED Reid, I.N., Lewitus, E., Allen, P., Cruz, K.L., & Burgasser, A.J.,
RED AJ 132, 891, 2006
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
00251+4803 CRZ 2 AC 1998 1 192 220.0 7.53 14.70 F8 L4 L4 NV 002508.50+480250.9
00251+4803 CRZ 2 AC 2015 2 193 121.2 7.53 14.70 F8+L4+L4 NV 002508.74+480251.0

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