Coord 2000 | 19428+3352 |
Discov num | HAU 4 |
Comp | Coord arcsec 2000 | 19 42 52.64 +33 51 41.8 |
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Date first | 1893 |
Date last | 2015 |
Obs | 16 |
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Pa first | 81 |
Pa last | 81 |
P.A. Now (θ) | 81° |
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Sep first | 16.8 |
Sep last | 16.7 |
Sep. Now (ρ) | 16.7" |
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Mag pri | 11.04 |
Mag sec | 11.92 |
delta mag (ΔM) | 0.88 |
Spectral class | A (white) |
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Pri motion ra | +003 |
Sec motion ra | +004 |
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Pri motion dec | +006 |
Sec motion dec | +005 |
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Notes | U
(Proper motion indicates non-physical) |
Precise pa | 81.3 |
Precise sep | 16.709 |
Constellation | Cygnus |
Tycho2 | 2664-00560-1 |
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Gaia DR2 | 2047050068360853376 |
HD | 225478 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
19428+3352 | HAU 4 | 1998 | 7 | 81 | 16.8 | 11.04 | 11.92 | D | 194252.64+335141.8 | ||
19428+3352 | HAU 4 | 2002 | 8 | 81 | 16.7 | 11.04 | 11.92 | D | 194252.64+335141.8 | ||
19428+3352 | HAU 4 | 2013 | 9 | 81 | 16.8 | 11.04 | 11.92 | A | 194252.64+335141.8 | ||
19428+3352 | HAU 4 | 2015 | 11 | 81 | 16.7 | 11.04 | 11.92 | A | 194252.64+335141.8 |