| Coord 2000 | 00128+0523 |
Discov num | HDO 4 |
Comp | Coord arcsec 2000 | 00 12 49.75 +05 23 24.0 |
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| Date first | 1868 |
Date last | 2010 |
Obs | 9 |
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| Pa first | 180 |
Pa last | 174 |
P.A. Now (θ) | 174° |
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| Sep first | 15.0 |
Sep last | 41.5 |
Sep. Now (ρ) | 41.5" |
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| Mag pri | 11.16 |
Mag sec | 13.60 |
delta mag (ΔM) | 2.44 |
Spectral class | G5 (yellow) |
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| Pri motion ra | +004 |
Sec motion ra | +049 |
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| Pri motion dec | -018 |
Sec motion dec | -015 |
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| Notes | |||||||||||
| Precise pa | 174.1 |
Precise sep | 41.48 |
Constellation | Pisces |
Tycho2 | 0008-00817-1 |
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| last precise pa | 174.1 |
last precise sep | 41.48 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 00128+0523 | HDO 4 | 1998 | 7 | 175 | 41.6 | 11.16 | 14.20 | G5 | D | 001249.75+052324.0 | |
| 00128+0523 | HDO 4 | 2000 | 8 | 175 | 41.6 | 11.16 | 14.20 | G5 | D | 001249.75+052324.0 | |
| 00128+0523 | HDO 4 | 2010 | 9 | 174 | 41.5 | 11.16 | 13.60 | G5 | 001249.75+052324.0 |