| Coord 2000 | 20281+3353 |
Discov num | COU1956 |
Comp | Coord arcsec 2000 | 20 28 03.89 +33 53 16.6 |
|||||
| Date first | 1980 |
Date last | 2008 |
Obs | 11 |
||||||
| Pa first | 237 |
Pa last | 239 |
P.A. Now (θ) | 239° |
||||||
| Sep first | 0.3 |
Sep last | 0.4 |
Sep. Now (ρ) | 0.4" |
||||||
| Mag pri | 7.10 |
Mag sec | 9.49 |
delta mag (ΔM) | 2.39 |
Spectral class | B9 (blue-white) |
||||
| Pri motion ra | +002 |
Sec motion ra | +002 |
||||||||
| Pri motion dec | -001 |
Sec motion dec | -001 |
||||||||
| Notes | |||||||||||
| Precise pa | 239.1 |
Precise sep | 0.402 |
Constellation | Cygnus |
SAO | 70063 |
||||
| HIP | 100949 |
Tycho2 | 2693-00747-1 |
Gaia DR2 | 2056057645549985280 |
HD | 195102 |
||||
| BD | BD+33 3914 |
Distance | 469.48 |
Distance ly | 1531.44 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20281+3353 | COU1956 | 1995 | 10 | 237 | 0.4 | 7.10 | 9.49 | B9 | D | 202803.89+335316.6 | |
| 20281+3353 | COU1956 | 2008 | 11 | 239 | 0.4 | 7.10 | 9.49 | B9 | D | 202803.89+335316.6 |