| Coord 2000 | 20217+3112 |
Discov num | BRT 279 |
Comp | Coord arcsec 2000 | 20 21 43.07 +31 13 20.2 |
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| Date first | 1900 |
Date last | 2015 |
Obs | 4 |
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| Pa first | 135 |
Pa last | 125 |
P.A. Now (θ) | 125° |
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| Sep first | 3.8 |
Sep last | 3.8 |
Sep. Now (ρ) | 3.8" |
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| Mag pri | 12.05 |
Mag sec | 13.05 |
delta mag (ΔM) | 1 |
Spectral class | |||||
| Pri motion ra | -001 |
Sec motion ra | +014 |
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| Pri motion dec | +012 |
Sec motion dec | +008 |
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| Notes | B
(Blue magnitudes) |
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| Precise pa | 125.4 |
Precise sep | 3.76 |
Constellation | Cygnus |
Gaia DR2 | 1862032635404377984 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20217+3112 | BRT 279 | 1998 | 2 | 125 | 3.7 | 12.05 | 13.05 | DB | 202143.07+311320.2 | ||
| 20217+3112 | BRT 279 | 2002 | 3 | 126 | 3.7 | 12.05 | 13.05 | DB | 202143.07+311320.2 | ||
| 20217+3112 | BRT 279 | 2015 | 4 | 125 | 3.8 | 12.05 | 13.05 | B | 202143.07+311320.2 |