Coord 2000 | 20291+2956 |
Discov num | AG 406 |
Comp | Coord arcsec 2000 | 20 29 04.78 +29 56 23.5 |
|||||
Date first | 1894 |
Date last | 2018 |
Obs | 17 |
||||||
Pa first | 328 |
Pa last | 333 |
P.A. Now (θ) | 333° |
||||||
Sep first | 7.7 |
Sep last | 8.5 |
Sep. Now (ρ) | 8.5" |
||||||
Mag pri | 9.45 |
Mag sec | 10.30 |
delta mag (ΔM) | 0.85 |
Spectral class | B9 (blue-white) |
||||
Pri motion ra | +004 |
Sec motion ra | +003 |
||||||||
Pri motion dec | -006 |
Sec motion dec | -003 |
||||||||
Notes |
Precise pa | 332.7 |
Precise sep | 8.478 |
Constellation | Cygnus |
SAO | 88743 |
||||
HIP | 101050 |
Tycho2 | 2168-00194-1 |
Gaia DR2 | 13035409536 |
HD | 334456 |
||||
BD | BD+29 4053 |
Distance | 396.83 |
Distance ly | 1294.46 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
20291+2956 | AG 406 | 2000 | 7 | 333 | 8.3 | 9.45 | 10.30 | B9 | D | 202904.78+295623.5 | |
20291+2956 | AG 406 | 2011 | 8 | 333 | 8.3 | 9.45 | 10.30 | B9 | D | 202904.78+295623.5 | |
20291+2956 | AG 406 | 2015 | 12 | 333 | 8.3 | 9.45 | 10.30 | B9 | 202904.78+295623.5 | ||
20291+2956 | AG 406 | 2018 | 17 | 333 | 8.5 | 9.45 | 10.30 | B9 | 202904.78+295623.5 |