Coord 2000 | 00458+5459 |
Discov num | WAL 9 |
Comp | AD |
Coord arcsec 2000 | 00 45 50.79 +54 58 40.8 |
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Date first | 1917 |
Date last | 2015 |
Obs | 19 |
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Pa first | 100 |
Pa last | 93 |
P.A. Now (θ) | 93° |
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Sep first | 52.4 |
Sep last | 41.5 |
Sep. Now (ρ) | 41.5" |
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Mag pri | 7.87 |
Mag sec | 11.48 |
delta mag (ΔM) | 3.61 |
Spectral class | F8V (yellow-white) |
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Pri motion ra | +096 |
Sec motion ra | +003 |
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Pri motion dec | -077 |
Sec motion dec | -001 |
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Notes |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 21682 | 00 45 51 +54 58 41 | ARG 2 AB | 2013 | 31 | 46 | 2.3 | 7.87 | 9.81 | 1.94 | |||
Show | 21682 | 00 45 51 +54 58 41 | ARG 2 AC | 2018 | 20 | 64 | 15.6 | 7.87 | 12.70 | 4.83 | |||
Show | 21682 | 00 45 51 +54 58 41 | WAL 9 AD | 2015 | 19 | 93 | 41.5 | 7.87 | 11.48 | 3.61 | <=== | ||
Show | 21682 | 00 45 51 +54 58 41 | ES 43 BC | 2015 | 13 | 64 | 15.9 | 9.81 | 12.70 | 2.89 |
Precise pa | 92.9 |
Precise sep | 41.466 |
Constellation | Hydra |
SAO | 21682 |
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HIP | 3589 |
Tycho2 | 3659-01376-1 |
Gaia DR2 | 417565761431676288 |
HD | 4277 |
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BD | BD+54 144 |
Distance | 52.52 |
Distance ly | 171.32 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
00458+5459 | WAL 9 | AD | 2006 | 11 | 94 | 41.7 | 7.87 | 11.48 | D | 004550.79+545840.8 | |
00458+5459 | WAL 9 | AD | 2010 | 12 | 93 | 41.3 | 7.87 | 11.48 | N D | 004550.79+545840.8 | |
00458+5459 | WAL 9 | AD | 2011 | 16 | 93 | 41.8 | 7.87 | 11.48 | N D | 004550.79+545840.8 | |
00458+5459 | WAL 9 | AD | 2013 | 18 | 95 | 40.8 | 7.87 | 11.48 | F8V | N | 004550.79+545840.8 |
00458+5459 | WAL 9 | AD | 2015 | 19 | 93 | 41.5 | 7.87 | 11.48 | F8V | N W | 004550.79+545840.8 |