| Coord 2000 | 00231+3801 |
Discov num | ALI 477 |
Comp | Coord arcsec 2000 | 00 23 05.54 +38 01 17.6 |
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| Date first | 1928 |
Date last | 2015 |
Obs | 10 |
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| Pa first | 263 |
Pa last | 249 |
P.A. Now (θ) | 249° |
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| Sep first | 13.9 |
Sep last | 13.1 |
Sep. Now (ρ) | 13.1" |
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| Mag pri | 12.80 |
Mag sec | 13.20 |
delta mag (ΔM) | 0.4 |
Spectral class | |||||
| Pri motion ra | -016 |
Sec motion ra | +001 |
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| Pri motion dec | +000 |
Sec motion dec | -028 |
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| Notes | |||||||||||
| Precise pa | 249.2 |
Precise sep | 13.084 |
Constellation | Hydra |
Tycho2 | 2783-01473-1 |
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| Gaia DR2 | 378785260462756480 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 00231+3801 | ALI 477 | 1989 | 2 | 252 | 13.7 | 11.65 | 12.20 | 002307.60+380108.8 | |||
| 00231+3801 | ALI 477 | 2002 | 5 | 251 | 13.1 | 12.80 | 13.20 | 002305.54+380117.6 | |||
| 00231+3801 | ALI 477 | 2010 | 6 | 250 | 12.8 | 12.80 | 13.20 | 002305.54+380117.6 | |||
| 00231+3801 | ALI 477 | 2015 | 7 | 249 | 13.1 | 12.80 | 13.20 | 002305.54+380117.6 |