Coord 2000 | 19453+3048 |
Discov num | AG 237 |
Comp | Coord arcsec 2000 | 19 45 20.11 +30 48 02.2 |
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Date first | 1901 |
Date last | 2018 |
Obs | 30 |
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Pa first | 145 |
Pa last | 140 |
P.A. Now (θ) | 140° |
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Sep first | 1.9 |
Sep last | 2.5 |
Sep. Now (ρ) | 2.5" |
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Mag pri | 8.82 |
Mag sec | 9.61 |
delta mag (ΔM) | 0.79 |
Spectral class | A5 (white) |
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Pri motion ra | +002 |
Sec motion ra | +004 |
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Pri motion dec | -005 |
Sec motion dec | -005 |
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Notes | T
(Parallax indicates physical) |
Precise pa | 139.5 |
Precise sep | 2.491 |
Constellation | Cygnus |
Tycho2 | 2656-01152-1 |
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Gaia DR2 | 01926987648 |
HD | 186789 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
19453+3048 | AG 237 | 1999 | 21 | 140 | 2.4 | 8.82 | 9.61 | A5 | 194520.11+304802.2 | ||
19453+3048 | AG 237 | 2006 | 23 | 140 | 2.4 | 8.82 | 9.61 | A5 | 194520.11+304802.2 | ||
19453+3048 | AG 237 | 2009 | 24 | 141 | 2.4 | 8.82 | 9.61 | A5 | 194520.11+304802.2 | ||
19453+3048 | AG 237 | 2011 | 26 | 141 | 2.4 | 8.82 | 9.61 | A5 | 194520.11+304802.2 | ||
19453+3048 | AG 237 | 2017 | 26 | 141 | 2.4 | 8.82 | 9.61 | A5 | 194520.11+304802.2 | ||
19453+3048 | AG 237 | 2018 | 28 | 141 | 2.4 | 8.82 | 9.61 | A5 | 194520.11+304802.2 |