discov_num | notes | refcode |
SEE 21 | This very close visual system was discovered at a separation of 0".36 | See1898b |
and has closed steadily for over 90 years. It is unknown at this | ||
point whether the system is still approaching periastron or has | ||
begun to widen. | Hrt1993 |
refcode | metd | author | reference |
Hrt1993 | Sc j | Hartkopf, W.I., Mason, B.D., Barry, D.J., McAlister, H.A., Bagnuolo, W.G., & | 1993AJ....106..352H |
Hrt1993 | Prieto, C.M. | ||
Hrt1993 | AJ 106, 352, 1993 | ||
See1898b | Ma j | See, T.J.J. | 1898AJ.....18..181S |
See1898b | AJ 18, 181, 1898 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
02518-2117 | SEE 21 | 1993 | 17 | 51 | 0.1 | 9.00 | 9.20 | G3IV | N | 025146.12-211723.1 | |
02518-2117 | SEE 21 | 2020 | 18 | 325 | 0.1 | 9.00 | 9.20 | G3IV | N | 025146.12-211723.1 | |
02518-2117 | SEE 21 | 2021 | 19 | 323 | 0.1 | 9.00 | 9.20 | G3IV | N | 025146.12-211723.1 |