21140+6606 MLB 221
21h 13m 59.85s +66° 05' 43.1" P.A. 175.00 sep 3.8 mag 10.71,11.02
| Coord 2000 |
21140+6606 |
|
Discov num |
MLB 221 |
|
Comp |
|
|
Coord arcsec 2000 |
21 13 59.85 +66 05 43.1 |
|
| Date first |
1892 |
|
Date last |
2015 |
|
Obs |
11 |
|
| Pa first |
177 |
|
Pa last |
175.3 |
|
P.A. Now (θ) |
175.3° |
|
| Sep first |
3.0 |
|
Sep last |
3.777 |
|
Sep. Now (ρ) |
3.777" |
|
| Mag pri |
10.71 |
|
Mag sec |
11.02 |
|
delta mag (ΔM) |
0.31 |
|
Spectral class |
|
|
| Pri motion ra |
-003 |
|
Sec motion ra |
+000 |
|
| Pri motion dec |
+022 |
|
Sec motion dec |
-001 |
|
| Notes |
N
(See Notes) |
|
rPM=1.045
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cepheus |
|
Tycho2 |
4260-01870-1 |
|
Gaia DR2 |
2221611661091068672 |
|
