Coord 2000 | 20139+3545 |
Discov num | COU2215 |
Comp | Coord arcsec 2000 | 20 13 54.80 +35 45 01.5 |
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Date first | 1984 |
Date last | 2011 |
Obs | 3 |
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Pa first | 78 |
Pa last | 73 |
P.A. Now (θ) | 73° |
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Sep first | 0.5 |
Sep last | 0.7 |
Sep. Now (ρ) | 0.7" |
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Mag pri | 9.86 |
Mag sec | 10.38 |
delta mag (ΔM) | 0.52 |
Spectral class | F8 (yellow-white) |
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Pri motion ra | -002 |
Sec motion ra | -002 |
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Pri motion dec | -001 |
Sec motion dec | -001 |
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Notes |
Precise pa | 73.1 |
Precise sep | 0.66 |
Constellation | Cygnus |
Tycho2 | 2683-03919-1 |
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Gaia DR2 | 25974734464 |
HD | 228439 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
20139+3545 | COU2215 | 1991 | 2 | 72 | 0.5 | 9.86 | 10.38 | F8 | 201354.80+354501.5 | ||
20139+3545 | COU2215 | 2011 | 3 | 73 | 0.7 | 9.86 | 10.38 | F8 | 201354.80+354501.5 |