Coord 2000 | 00493-2124 |
Discov num | BU 301 |
Comp | AB |
Coord arcsec 2000 | 00 49 18.31 -21 23 50.6 |
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Date first | 1891 |
Date last | 2001 |
Obs | 7 |
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Pa first | 319 |
Pa last | 331 |
P.A. Now (θ) | 331° |
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Sep first | 0.9 |
Sep last | 0.8 |
Sep. Now (ρ) | 0.8" |
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Mag pri | 8.89 |
Mag sec | 12.53 |
delta mag (ΔM) | 3.64 |
Spectral class | F3IV/V (yellow-white) |
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Pri motion ra | +038 |
Sec motion ra | +027 |
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Pri motion dec | +009 |
Sec motion dec | +006 |
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Notes |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 166603 | 00 49 18 -21 23 51 | BU 301 AB | 2001 | 7 | 331 | 0.8 | 8.89 | 12.53 | 3.64 | <=== | ||
Show | 166603 | 00 49 18 -21 23 51 | BU 301 AC | 2016 | 20 | 299 | 11.0 | 8.89 | 9.98 | 1.09 |
Precise pa | 330.5 |
Precise sep | 0.81 |
Constellation | Hydra |
SAO | 166603 |
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HIP | 3845 |
Tycho2 | 5850-02582-1 |
Gaia DR2 | 2349697309661130624 |
HD | 4731 |
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BD | BD-22 138 |
Distance | 125 |
Distance ly | 407.75 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
00493-2124 | BU 301 | AB | 1991 | 6 | 333 | 0.9 | 8.89 | 12.53 | F3IV/V | 004918.31-212350.6 | |
00493-2124 | BU 301 | AB | 2001 | 7 | 331 | 0.8 | 8.89 | 12.53 | F3IV/V | 004918.31-212350.6 |