Coord 2000 | 01072+5330 |
Discov num | H 4 66 |
Comp | AB |
Coord arcsec 2000 | 01 07 09.45 +53 29 53.4 |
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Date first | 1782 |
Date last | 2012 |
Obs | 23 |
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Pa first | 77 |
Pa last | 74 |
P.A. Now (θ) | 74° |
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Sep first | 24.0 |
Sep last | 20.0 |
Sep. Now (ρ) | 20" |
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Mag pri | 6.47 |
Mag sec | 10.56 |
delta mag (ΔM) | 4.09 |
Spectral class | K2III (yellow-orange) |
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Pri motion ra | +017 |
Sec motion ra | -001 |
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Pri motion dec | -004 |
Sec motion dec | -004 |
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Notes | N
(See Notes) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 22021 | 01 07 09 +53 29 53 | H 4 66 AB | 2012 | 23 | 74 | 20.0 | 6.47 | 10.56 | 4.09 | <=== | ||
Show | 22021 | 01 07 09 +53 29 53 | H 4 66 AC | 2011 | 10 | 123 | 197.7 | 6.47 | 11.45 | 4.98 |
Precise pa | 74.4 |
Precise sep | 20.044 |
Constellation | Hydra |
SAO | 22021 |
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HIP | 5251 |
Tycho2 | 3669-01690-1 |
Gaia DR2 | 411043149213560832 |
HD | 6540 |
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HR | 318 |
BD | BD+52 262 |
Distance | 512.82 |
Distance ly | 1672.82 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
01072+5330 | H 4 66 | AB | 2006 | 19 | 74 | 19.8 | 6.50 | 10.10 | K2III | N D | 010709.45+532953.4 |
01072+5330 | H 4 66 | AB | 2011 | 21 | 74 | 20.5 | 6.50 | 10.10 | K2III | N D | 010709.45+532953.4 |
01072+5330 | H 4 66 | AB | 2012 | 23 | 74 | 20.0 | 6.47 | 10.56 | K2III | N | 010709.45+532953.4 |