Coord 2000 | 20111+4131 |
Discov num | HJ 1491 |
Comp | Coord arcsec 2000 | 20 10 10.59 +41 29 56.6 |
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Date first | 1828 |
Date last | 2018 |
Obs | 19 |
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Pa first | 302 |
Pa last | 299 |
P.A. Now (θ) | 299° |
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Sep first | 2.5 |
Sep last | 4.8 |
Sep. Now (ρ) | 4.8" |
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Mag pri | 9.56 |
Mag sec | 9.62 |
delta mag (ΔM) | 0.06 |
Spectral class | F5 (yellow-white) |
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Pri motion ra | +013 |
Sec motion ra | +014 |
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Pri motion dec | +007 |
Sec motion dec | +008 |
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Notes |
Precise pa | 298.8 |
Precise sep | 4.773 |
Constellation | Cygnus |
Tycho2 | 3159-00927-1 |
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Gaia DR2 | 53598782592 |
HD | 228090 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
20111+4131 | HJ 1491 | 1937 | 5 | 118 | 4.5 | 10.30 | 10.30 | 201160.00+413100.0 | |||
20111+4131 | HJ 1491 | 2008 | 13 | 298 | 4.7 | 9.56 | 9.62 | N D | 201010.59+412956.6 | ||
20111+4131 | HJ 1491 | 2010 | 14 | 298 | 4.7 | 9.56 | 9.62 | N D | 201010.59+412956.6 | ||
20111+4131 | HJ 1491 | 2016 | 16 | 298 | 4.7 | 9.56 | 9.62 | F5 | N | 201010.59+412956.6 | |
20111+4131 | HJ 1491 | 2018 | 18 | 299 | 4.8 | 9.56 | 9.62 | F5 | N | 201010.59+412956.6 |