20291+2956 AG 406 (HD 334456)
20h 29m 04.78s +29° 56' 23.5" P.A. 333.00 sep 8.5 mag 9.45,10.30 Sp B9 dist. 396.83 pc (1294.46 l.y.)
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 |
332.7 |
|
P.A. Now (θ) |
332.7° |
|
Sep first |
7.7 |
|
Sep last |
8.478 |
|
Sep. Now (ρ) |
8.478" |
|
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 |
|
|
rPM=0.439
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 334456 |
|
Constellation |
Cygnus |
|
SAO |
88743 |
|
HIP |
101050 |
|
Tycho2 |
2168-00194-1 |
|
Gaia DR2 |
1860865813035409536 |
|
HD |
334456 |
|
BD |
BD+29 4053 |
|
Distance |
396.83 |
|
Distance ly |
1294.46 |
|