| Coord 2000 | 20139-5800 |
Discov num | B 471 |
Comp | Coord arcsec 2000 | 20 13 53.64 -57 59 43.7 |
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| Date first | 1927 |
Date last | 2019 |
Obs | 4 |
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| Pa first | 251 |
Pa last | 255 |
P.A. Now (θ) | 255° |
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| Sep first | 0.9 |
Sep last | 1.0 |
Sep. Now (ρ) | 1" |
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| Mag pri | 10.40 |
Mag sec | 10.37 |
delta mag (ΔM) | 0.03 |
Spectral class | F5V (yellow-white) |
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| Pri motion ra | +035 |
Sec motion ra | +035 |
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| Pri motion dec | -030 |
Sec motion dec | -030 |
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| Notes | |||||||||||
| Precise pa | 254.8 |
Precise sep | 1.009 |
Constellation | Pavo |
SAO | 246490 |
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| Tycho2 | 8785-00886-1 |
Gaia DR2 | 60606279424 |
HD | 191646 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20139-5800 | B 471 | 1991 | 3 | 260 | 0.5 | 10.40 | 10.37 | F5V | 201353.64-575943.7 | ||
| 20139-5800 | B 471 | 2019 | 4 | 255 | 1.0 | 10.40 | 10.37 | F5V | 201353.64-575943.7 |