21256+4741 ES 679
21h 25m 37.61s +47° 40' 31.8" P.A. 275.00 sep 3.6 mag 11.15,12.30
| Coord 2000 |
21256+4741 |
|
Discov num |
ES 679 |
|
Comp |
|
|
Coord arcsec 2000 |
21 25 37.61 +47 40 31.8 |
|
| Date first |
1908 |
|
Date last |
2016 |
|
Obs |
6 |
|
| Pa first |
276 |
|
Pa last |
275.3 |
|
P.A. Now (θ) |
275.3° |
|
| Sep first |
4.5 |
|
Sep last |
3.567 |
|
Sep. Now (ρ) |
3.567" |
|
| Mag pri |
11.15 |
|
Mag sec |
12.30 |
|
delta mag (ΔM) |
1.15 |
|
Spectral class |
|
|
| Pri motion ra |
+054 |
|
Sec motion ra |
-009 |
|
| Pri motion dec |
+000 |
|
Sec motion dec |
+009 |
|
| Notes |
|
|
rPM=1.179
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3594-02365-1 |
|
Gaia DR2 |
1972549084594190848 |
|
