21250+4122 ES 1692
21h 24m 58.14s +41° 21' 36.5" P.A. 313.00 sep 3.8 mag 10.10,11.90
| Coord 2000 |
21250+4122 |
|
Discov num |
ES 1692 |
|
Comp |
|
|
Coord arcsec 2000 |
21 24 58.14 +41 21 36.5 |
|
| Date first |
1917 |
|
Date last |
2015 |
|
Obs |
6 |
|
| Pa first |
322 |
|
Pa last |
312.9 |
|
P.A. Now (θ) |
312.9° |
|
| Sep first |
3.5 |
|
Sep last |
3.8 |
|
Sep. Now (ρ) |
3.8" |
|
| Mag pri |
10.10 |
|
Mag sec |
11.90 |
|
delta mag (ΔM) |
1.8 |
|
Spectral class |
|
|
| Pri motion ra |
+003 |
|
Sec motion ra |
-048 |
|
| Pri motion dec |
-007 |
|
Sec motion dec |
-027 |
|
| Notes |
|
|
rPM=0.995
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3190-01718-1 |
|
Gaia DR2 |
1967248609600478720 |
|
