discov_num | notes | refcode |
SIG 1 | LP 415-20 = Bryja 262. Spectral types M7.0, M9.5. Probable Hyades | |
member. Estimated orbital period 23 +7/-6 yrs. | Sig2003 | |
Konopacky et al. (2010) derive a distance of 21. +/- 5. pc and a | ||
system mass of 0.09 +/- 0.06 Msun. | Kon2010 |
refcode | metd | author | reference |
Dup2017 | A j | Dupuy, T.J. & Liu, M.C. | 2017ApJS..231...15D |
Dup2017 | +orb | ApJS 231, 15, 2017 | |
Kon2010 | Ag j | Konopacky, Q.M., Ghez, A.M., Barman, T.S., Rice, E.L., Bailey, III, J.I., | 2010ApJ...711.1087K |
Kon2010 | White, R.J., McLean, I.S., & Duchene, G. | ||
Kon2010 | ApJ 711, 1087, 2010 | ||
Sig2003 | A j | Siegler, N., Close, L.M., Mamajek, E.E., & Freed, M. | 2003ApJ...598.1265S |
Sig2003 | ApJ 598, 1265, 2003 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
04218+1929 | SIG 1 | 2002 | 1 | 91 | 0.1 | 13.10 | 13.90 | N | 042149.56+192908.6 | ||
04218+1929 | SIG 1 | 2008 | 5 | 63 | 0.1 | 13.10 | 13.90 | M7+M9.5 | NOD | 042149.56+192908.6 | |
04218+1929 | SIG 1 | 2010 | 9 | 68 | 0.1 | 13.10 | 13.90 | M7 M9.5 | NOD | 042149.56+192908.6 | |
04218+1929 | SIG 1 | 2012 | 20 | 75 | 0.2 | 13.10 | 13.90 | M7+M9.5 | NO | 042149.56+192908.6 |