Coord 2000 | 20203+3920 |
Discov num | SEI1090 |
Comp | Coord arcsec 2000 | 20 20 17.45 +39 20 21.7 |
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Date first | 1892 |
Date last | 2015 |
Obs | 15 |
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Pa first | 172 |
Pa last | 155 |
P.A. Now (θ) | 155° |
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Sep first | 14.7 |
Sep last | 13.4 |
Sep. Now (ρ) | 13.4" |
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Mag pri | 9.43 |
Mag sec | 10.60 |
delta mag (ΔM) | 1.17 |
Spectral class | |||||
Pri motion ra | -002 |
Sec motion ra | +025 |
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Pri motion dec | -005 |
Sec motion dec | +012 |
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Notes |
Precise pa | 154.6 |
Precise sep | 13.391 |
Constellation | Cygnus |
SAO | 69856 |
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Tycho2 | 3152-01516-1 |
Gaia DR2 | 47236018816 |
HD | 193702 |
HR | 7784 |
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DM | BD+38 4021 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
20203+3920 | SEI1090 | 1998 | 8 | 157 | 13.4 | 9.43 | 10.60 | D | 202017.45+392021.7 | ||
20203+3920 | SEI1090 | 2008 | 9 | 156 | 13.4 | 9.43 | 10.60 | D | 202017.45+392021.7 | ||
20203+3920 | SEI1090 | 2015 | 11 | 155 | 13.4 | 9.43 | 10.60 | 202017.45+392021.7 |