21591+5656 ES 1801
21h 59m 06.42s +56° 56' 26.9" P.A. 102.00 sep 5.8 mag 8.84,13.80 Sp G0
| Coord 2000 |
21591+5656 |
|
Discov num |
ES 1801 |
|
Comp |
|
|
Coord arcsec 2000 |
21 59 06.42 +56 56 26.9 |
|
| Date first |
1919 |
|
Date last |
2016 |
|
Obs |
10 |
|
| Pa first |
107 |
|
Pa last |
102.3 |
|
P.A. Now (θ) |
102.3° |
|
| Sep first |
6.5 |
|
Sep last |
5.842 |
|
Sep. Now (ρ) |
5.842" |
|
| Mag pri |
8.84 |
|
Mag sec |
13.80 |
|
delta mag (ΔM) |
4.96 |
|
Spectral class |
G0 (yellow) |
|
| Pri motion ra |
+004 |
|
Sec motion ra |
-007 |
|
| Pri motion dec |
+007 |
|
Sec motion dec |
-005 |
|
| Notes |
|
|
rPM=1.892
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cepheus |
|
SAO |
33941 |
|
Tycho2 |
3976-00881-1 |
|
Gaia DR2 |
2199045284455773696 |
|
| HD |
209089 |
|
