20402+5427 A 1682 (HD 235317)
20h 40m 13.42s +54° 27' 09.7" P.A. 49.00 sep 1.4 mag 9.67,10.90 Sp B5 dist. 775.19 pc (2528.67 l.y.)
Coord 2000 |
20402+5427 |
|
Discov num |
A 1682 |
|
Comp |
|
|
Coord arcsec 2000 |
20 40 13.42 +54 27 09.7 |
|
Date first |
1907 |
|
Date last |
2009 |
|
Obs |
10 |
|
Pa first |
49 |
|
Pa last |
48.5 |
|
P.A. Now (θ) |
48.5° |
|
Sep first |
1.1 |
|
Sep last |
1.36 |
|
Sep. Now (ρ) |
1.36" |
|
Mag pri |
9.67 |
|
Mag sec |
10.90 |
|
delta mag (ΔM) |
1.23 |
|
Spectral class |
B5 (blue-white) |
|
Pri motion ra |
-006 |
|
Sec motion ra |
-006 |
|
Pri motion dec |
-007 |
|
Sec motion dec |
-007 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 235317 |
|
Constellation |
Cygnus |
|
SAO |
32788 |
|
HIP |
102002 |
|
Tycho2 |
3955-00257-1 |
|
Gaia DR2 |
2183348068036319744 |
|
HD |
235317 |
|
ADS |
14154 |
|
BD |
BD+53 2459 |
|
Distance |
775.19 |
|
Distance ly |
2528.67 |
|