03309+5558 KR 20 (HD 21522)
03h 30m 54.82s +55° 57' 20.8" P.A. 297.00 sep 7.5 mag 9.92,10.32 Sp A2
Coord 2000 |
03309+5558 |
|
Discov num |
KR 20 |
|
Comp |
|
|
Coord arcsec 2000 |
03 30 54.82 +55 57 20.8 |
|
Date first |
1890 |
|
Date last |
2016 |
|
Obs |
17 |
|
Pa first |
296 |
|
Pa last |
297.1 |
|
P.A. Now (θ) |
297.1° |
|
Sep first |
7.4 |
|
Sep last |
7.549 |
|
Sep. Now (ρ) |
7.549" |
|
Mag pri |
9.92 |
|
Mag sec |
10.32 |
|
delta mag (ΔM) |
0.4 |
|
Spectral class |
A2 (white) |
|
Pri motion ra |
+012 |
|
Sec motion ra |
+012 |
|
Pri motion dec |
-008 |
|
Sec motion dec |
-009 |
|
Notes |
V
(Proper motion indicates physical) |
|
rPM=0.067 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 21522 |
|
Constellation |
Camelopardalis |
|
Tycho2 |
3707-00049-1 |
|
Gaia DR2 |
448437986351900672 |
|
HD |
21522 |
|