Coord 2000 | 20238+3830 |
Discov num | BKO 153 |
Comp | AD |
Coord arcsec 2000 | 20 23 51.01 +38 29 34.3 |
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Date first | 1895 |
Date last | 2015 |
Obs | 14 |
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Pa first | 120 |
Pa last | 119 |
P.A. Now (θ) | 119° |
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Sep first | 53.7 |
Sep last | 54.6 |
Sep. Now (ρ) | 54.6" |
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Mag pri | 8.65 |
Mag sec | 11.50 |
delta mag (ΔM) | 2.85 |
Spectral class | F0III (yellow-white) |
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Pri motion ra | -012 |
Sec motion ra | -006 |
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Pri motion dec | -010 |
Sec motion dec | -005 |
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Notes | N
(See Notes) |
Show | name | SAO | coord_2000 | discov# | comp | first | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | V2031 Cyg | 69957 | 20238+3830 | BUP 209 | AB | 1879 | 2015 | 13 | 320 | 38.5 | 8.65 | 12.12 | 3.47 | ||
Show | 69957 | 20238+3830 | BUP 209 | AC | 1879 | 2015 | 23 | 296 | 65.8 | 8.65 | 9.34 | 0.69 | |||
Show | 69957 | 20238+3830 | BKO 153 | AD | 1895 | 2015 | 14 | 119 | 54.6 | 8.65 | 11.50 | 2.85 | <=== | ||
Show | 69957 | 20238+3830 | BKO 153 | BE | 1998 | 2015 | 9 | 264 | 14.7 | 12.12 | 14.08 | 1.96 | |||
Show | 69957 | 20238+3830 | BKO 153 | BF | 1998 | 2015 | 9 | 323 | 16.0 | 12.12 | 13.70 | 1.58 | |||
Show | 69957 | 20238+3830 | BKO 153 | BG | 1998 | 2015 | 9 | 31 | 14.6 | 12.12 | 14.40 | 2.28 | |||
Show | 69957 | 20238+3830 | FYM 128 | BH | 1998 | 2015 | 8 | 223 | 10.9 | 12.12 | 15.56 | 3.44 | |||
Show | 69957 | 20238+3830 | FYM 128 | BI | 1998 | 2015 | 8 | 57 | 32.2 | 12.12 | 14.41 | 2.29 |
Precise pa | 118.5 |
Precise sep | 54.562 |
Var name | V2031 Cyg |
Constellation | Cygnus |
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SAO | 69957 |
HIP | 100586 |
Tycho2 | 3152-00040-1 |
Gaia DR2 | 01923197312 |
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HD | 194378 |
BD | BD+38 4063 |
Distance | 380.23 |
Distance ly | 1240.31 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
20238+3830 | BKO 153 | AD | 2003 | 7 | 119 | 54.6 | 8.65 | 11.50 | D | 202351.01+382934.3 | |
20238+3830 | BKO 153 | AD | 2012 | 9 | 119 | 54.6 | 8.65 | 11.50 | N D | 202351.01+382934.3 | |
20238+3830 | BKO 153 | AD | 2015 | 10 | 119 | 54.6 | 8.65 | 11.50 | F0III | N | 202351.01+382934.3 |