21032+4024 ES 1986
21h 03m 09.60s +40° 23' 48.2" P.A. 21.00 sep 4.2 mag 9.09,12.40 Sp K0
| Coord 2000 |
21032+4024 |
|
Discov num |
ES 1986 |
|
Comp |
|
|
Coord arcsec 2000 |
21 03 09.60 +40 23 48.2 |
|
| Date first |
1922 |
|
Date last |
2015 |
|
Obs |
4 |
|
| Pa first |
32 |
|
Pa last |
21.3 |
|
P.A. Now (θ) |
21.3° |
|
| Sep first |
4.3 |
|
Sep last |
4.191 |
|
Sep. Now (ρ) |
4.191" |
|
| Mag pri |
9.09 |
|
Mag sec |
12.40 |
|
delta mag (ΔM) |
3.31 |
|
Spectral class |
K0 (yellow-orange) |
|
| Pri motion ra |
+024 |
|
Sec motion ra |
|
|
| Pri motion dec |
+014 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3172-02271-1 |
|
Gaia DR2 |
1873183401287089408 |
|
