21407+3612 ES 2130
21h 40m 42.99s +36° 12' 48.3" P.A. 120.00 sep 3.2 mag 10.50,12.00
| Coord 2000 |
21407+3612 |
|
Discov num |
ES 2130 |
|
Comp |
|
|
Coord arcsec 2000 |
21 40 42.99 +36 12 48.3 |
|
| Date first |
1924 |
|
Date last |
2015 |
|
Obs |
5 |
|
| Pa first |
122 |
|
Pa last |
119.7 |
|
P.A. Now (θ) |
119.7° |
|
| Sep first |
3.2 |
|
Sep last |
3.192 |
|
Sep. Now (ρ) |
3.192" |
|
| Mag pri |
10.50 |
|
Mag sec |
12.00 |
|
delta mag (ΔM) |
1.5 |
|
Spectral class |
|
|
| Pri motion ra |
+019 |
|
Sec motion ra |
|
|
| Pri motion dec |
+004 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
1951081115745844992 |
|
