19309+5402 A 1398 (HD 184274)
19h 30m 55.35s +54° 01' 35.9" P.A. 47.00 sep 1.5 mag 9.16,10.57 Sp A0 dist. 338.98 pc (1105.75 l.y.)
Coord 2000 |
19309+5402 |
|
Discov num |
A 1398 |
|
Comp |
|
|
Coord arcsec 2000 |
19 30 55.35 +54 01 35.9 |
|
Date first |
1906 |
|
Date last |
2018 |
|
Obs |
13 |
|
Pa first |
57 |
|
Pa last |
47.4 |
|
P.A. Now (θ) |
47.4° |
|
Sep first |
1.4 |
|
Sep last |
1.52 |
|
Sep. Now (ρ) |
1.52" |
|
Mag pri |
9.16 |
|
Mag sec |
10.57 |
|
delta mag (ΔM) |
1.41 |
|
Spectral class |
A0 (white) |
|
Pri motion ra |
-002 |
|
Sec motion ra |
-002 |
|
Pri motion dec |
-015 |
|
Sec motion dec |
-015 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 184274 |
|
Constellation |
Cygnus |
|
SAO |
31733 |
|
HIP |
95968 |
|
Tycho2 |
3921-02042-1 |
|
Gaia DR2 |
2136949845571131264 |
|
HD |
184274 |
|
BD |
BD+53 2254 |
|
Distance |
338.98 |
|
Distance ly |
1105.75 |
|