| Coord 2000 | 20189+1113 |
Discov num | HJ 1498 |
Comp | Coord arcsec 2000 | 20 18 53.72 +11 13 21.0 |
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| Date first | 1828 |
Date last | 2015 |
Obs | 13 |
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| Pa first | 209 |
Pa last | 218 |
P.A. Now (θ) | 218° |
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| Sep first | 10.0 |
Sep last | 17.4 |
Sep. Now (ρ) | 17.4" |
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| Mag pri | 11.81 |
Mag sec | 12.80 |
delta mag (ΔM) | 0.99 |
Spectral class | |||||
| Pri motion ra | +015 |
Sec motion ra | -010 |
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| Pri motion dec | +003 |
Sec motion dec | -010 |
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| Notes | |||||||||||
| Precise pa | 218.2 |
Precise sep | 17.424 |
Constellation | Delphinus |
Tycho2 | 1078-00649-1 |
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| Gaia DR2 | 78150908288 |
HD | 357242 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20189+1113 | HJ 1498 | 2000 | 6 | 218 | 17.1 | 11.81 | 12.80 | D | 201853.72+111321.0 | ||
| 20189+1113 | HJ 1498 | 2001 | 8 | 218 | 17.1 | 11.81 | 12.80 | D | 201853.72+111321.0 | ||
| 20189+1113 | HJ 1498 | 2010 | 9 | 218 | 17.2 | 11.81 | 12.80 | 201853.72+111321.0 | |||
| 20189+1113 | HJ 1498 | 2015 | 10 | 218 | 17.4 | 11.81 | 12.80 | 201853.72+111321.0 |