Coord 2000 | 20238+3830 |
Discov num | BUP 209 |
Comp | AC |
Coord arcsec 2000 | 20 23 51.01 +38 29 34.3 |
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Date first | 1879 |
Date last | 2015 |
Obs | 23 |
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Pa first | 295 |
Pa last | 296 |
P.A. Now (θ) | 296° |
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Sep first | 66.3 |
Sep last | 65.8 |
Sep. Now (ρ) | 65.8" |
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Mag pri | 8.65 |
Mag sec | 9.34 |
delta mag (ΔM) | 0.69 |
Spectral class | F0III (yellow-white) |
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Pri motion ra | -012 |
Sec motion ra | -004 |
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Pri motion dec | -010 |
Sec motion dec | -006 |
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Notes | N
(See Notes) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | V2031 Cyg | 69957 | 20 23 51 +38 29 34 | BUP 209 AB | 2015 | 13 | 320 | 38.5 | 8.65 | 12.12 | 3.47 | ||
Show | 69957 | 20 23 51 +38 29 34 | BUP 209 AC | 2015 | 23 | 296 | 65.8 | 8.65 | 9.34 | 0.69 | <=== | ||
Show | 69957 | 20 23 51 +38 29 34 | BKO 153 AD | 2015 | 14 | 119 | 54.6 | 8.65 | 11.50 | 2.85 | |||
Show | 69957 | 20 23 49 +38 30 04 | BKO 153 BE | 2015 | 9 | 264 | 14.7 | 12.12 | 14.08 | 1.96 | |||
Show | 69957 | 20 23 49 +38 30 04 | BKO 153 BF | 2015 | 9 | 323 | 16.0 | 12.12 | 13.70 | 1.58 | |||
Show | 69957 | 20 23 49 +38 30 04 | BKO 153 BG | 2015 | 9 | 31 | 14.6 | 12.12 | 14.40 | 2.28 | |||
Show | 69957 | 20 23 49 +38 30 04 | FYM 128 BH | 2015 | 8 | 223 | 10.9 | 12.12 | 15.56 | 3.44 | |||
Show | 69957 | 20 23 49 +38 30 04 | FYM 128 BI | 2015 | 8 | 57 | 32.2 | 12.12 | 14.41 | 2.29 |
Precise pa | 296.1 |
Precise sep | 65.775 |
Var name | V2031 Cyg |
Constellation | Cygnus |
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SAO | 69957 |
HIP | 100586 |
Tycho2 | 3152-00040-1 |
Gaia DR2 | 2061130001923197312 |
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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 | BUP 209 | AC | 2003 | 16 | 296 | 66.0 | 8.65 | 9.34 | N D | 202351.01+382934.3 | |
20238+3830 | BUP 209 | AC | 2012 | 18 | 296 | 65.8 | 8.65 | 9.34 | N D | 202351.01+382934.3 | |
20238+3830 | BUP 209 | AC | 2015 | 19 | 296 | 65.8 | 8.65 | 9.34 | F0III | N | 202351.01+382934.3 |