21214+6016 MLR 15 (HD 239639)
21h 21m 24.55s +60° 15' 36.3" P.A. 28.00 sep 0.4 mag 10.00,10.30 Sp A0
| Coord 2000 |
21214+6016 |
|
Discov num |
MLR 15 |
|
Comp |
|
|
Coord arcsec 2000 |
21 21 24.55 +60 15 36.3 |
|
| Date first |
1969 |
|
Date last |
2008 |
|
Obs |
12 |
|
| Pa first |
35 |
|
Pa last |
27.6 |
|
P.A. Now (θ) |
27.6° |
|
| Sep first |
0.4 |
|
Sep last |
0.404 |
|
Sep. Now (ρ) |
0.404" |
|
| Mag pri |
10.00 |
|
Mag sec |
10.30 |
|
delta mag (ΔM) |
0.3 |
|
Spectral class |
A0 (white) |
|
| Pri motion ra |
-006 |
|
Sec motion ra |
|
|
| Pri motion dec |
-007 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 239639 |
|
Constellation |
Cepheus |
|
SAO |
19346 |
|
Tycho2 |
4248-01324-1 |
|
| HD |
239639 |
|
