| Coord 2000 | 20250+1016 |
Discov num | HJ 1509 |
Comp | Coord arcsec 2000 | 20 24 57.06 +10 16 02.6 |
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| Date first | 1828 |
Date last | 2019 |
Obs | 25 |
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| Pa first | 182 |
Pa last | 180 |
P.A. Now (θ) | 180° |
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| Sep first | 20.0 |
Sep last | 19.2 |
Sep. Now (ρ) | 19.2" |
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| Mag pri | 9.83 |
Mag sec | 9.97 |
delta mag (ΔM) | 0.14 |
Spectral class | F8+F8 (yellow-white/yellow-white) |
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| Pri motion ra | +009 |
Sec motion ra | +010 |
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| Pri motion dec | -001 |
Sec motion dec | +000 |
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| Notes | V
(Proper motion indicates physical) |
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| Precise pa | 180.4 |
Precise sep | 19.157 |
Constellation | Delphinus |
SAO | 106079 |
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| Tycho2 | 1078-00531-1 |
Gaia DR2 | 90864160256 |
HD | 194383 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20250+1016 | HJ 1509 | 2004 | 16 | 180 | 18.8 | 9.83 | 9.97 | F8 F8 | D | 202457.06+101602.6 | |
| 20250+1016 | HJ 1509 | 2010 | 19 | 180 | 19.0 | 9.83 | 9.97 | F8+F8 | 202457.06+101602.6 | ||
| 20250+1016 | HJ 1509 | 2016 | 20 | 181 | 19.0 | 9.83 | 9.97 | F8+F8 | 202457.06+101602.6 | ||
| 20250+1016 | HJ 1509 | 2019 | 25 | 180 | 19.2 | 9.83 | 9.97 | F8+F8 | V | 202457.06+101602.6 |