21101+5715 STI 2561
21h 10m 04.23s +57° 14' 39.7" P.A. 183.00 sep 14.2 mag 11.85,13.10
| Coord 2000 |
21101+5715 |
|
Discov num |
STI2561 |
|
Comp |
|
|
Coord arcsec 2000 |
21 10 04.23 +57 14 39.7 |
|
| Date first |
1917 |
|
Date last |
2015 |
|
Obs |
13 |
|
| Pa first |
182 |
|
Pa last |
182.9 |
|
P.A. Now (θ) |
182.9° |
|
| Sep first |
14.4 |
|
Sep last |
14.216 |
|
Sep. Now (ρ) |
14.216" |
|
| Mag pri |
11.85 |
|
Mag sec |
13.10 |
|
delta mag (ΔM) |
1.25 |
|
Spectral class |
|
|
| Pri motion ra |
-004 |
|
Sec motion ra |
-004 |
|
| Pri motion dec |
-004 |
|
Sec motion dec |
-001 |
|
| Notes |
|
|
rPM=0.53
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cepheus |
|
Tycho2 |
3961-01306-1 |
|
Gaia DR2 |
2189530351343180160 |
|
