21336+6020 BU 166 (HD 205522)
21h 33m 38.38s +60° 20' 06.7" P.A. 262.00 sep 1.1 mag 7.61,10.32 Sp A2V dist. 257.07 pc (838.56 l.y.)
Coord 2000 |
21336+6020 |
|
Discov num |
BU 166 |
|
Comp |
|
|
Coord arcsec 2000 |
21 33 38.38 +60 20 06.7 |
|
Date first |
1873 |
|
Date last |
2016 |
|
Obs |
17 |
|
Pa first |
260 |
|
Pa last |
262.1 |
|
P.A. Now (θ) |
262.1° |
|
Sep first |
1.2 |
|
Sep last |
1.104 |
|
Sep. Now (ρ) |
1.104" |
|
Mag pri |
7.61 |
|
Mag sec |
10.32 |
|
delta mag (ΔM) |
2.71 |
|
Spectral class |
A2V (white) |
|
Pri motion ra |
+011 |
|
Sec motion ra |
+010 |
|
Pri motion dec |
-001 |
|
Sec motion dec |
+000 |
|
Notes |
|
|
rPM=0.128 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 205522 |
|
Constellation |
Cepheus |
|
SAO |
19493 |
|
HIP |
106450 |
|
Tycho2 |
4249-00144-1 |
|
Gaia DR2 |
2191747207301547520 |
|
HD |
205522 |
|
BD |
BD+59 2396 |
|
Distance |
257.07 |
|
Distance ly |
838.56 |
|