| Coord 2000 | 20374-1509 |
Discov num | UC 4237 |
Comp | Coord arcsec 2000 | 20 37 21.20 -15 08 50.4 |
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| Date first | 1998 |
Date last | 2016 |
Obs | 6 |
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| Pa first | 111 |
Pa last | 111 |
P.A. Now (θ) | 111° |
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| Sep first | 75.9 |
Sep last | 76.1 |
Sep. Now (ρ) | 76.1" |
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| Mag pri | 6.90 |
Mag sec | 15.13 |
delta mag (ΔM) | 8.23 |
Spectral class | K3III (yellow-orange) |
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| Pri motion ra | +062 |
Sec motion ra | +063 |
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| Pri motion dec | -046 |
Sec motion dec | -048 |
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| Notes | V
(Proper motion indicates physical) |
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| Precise pa | 111.1 |
Precise sep | 76.09 |
Name | Tau1 Hya |
Constellation | Capricornus |
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| SAO | 163740 |
HIP | 101751 |
Tycho2 | 6330-01286-1 |
Gaia DR2 | 6863379630458503168 |
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| HD | 196348 |
GC | 28694 |
BD | BD-15 5732 |
Bayer | Tau 1 Capricorni |
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| Bayer name | Tau1 Hya |
Flamsteed | 13 Capricorni |
Flamsteed name | 13 Hya |
Distance | 259.07 |
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| Distance ly | 845.09 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20374-1509 | UC 4237 | 1999 | 2 | 112 | 76.4 | 6.90 | 15.10 | V | 203721.20-150850.4 | ||
| 20374-1509 | UC 4237 | 2000 | 2 | 111 | 76.1 | 6.90 | 15.10 | V | 203721.20-150850.4 | ||
| 20374-1509 | UC 4237 | 2010 | 3 | 111 | 76.1 | 6.90 | 15.13 | K3III | V | 203721.20-150850.4 | |
| 20374-1509 | UC 4237 | 2015 | 4 | 111 | 76.1 | 6.90 | 15.13 | K3III | V | 203721.20-150850.4 |