18221+5222 ES 648
18h 22m 04.96s +52° 21' 59.9" P.A. 1.00 sep 5.0 mag 10.31,15.00 Sp F
| Coord 2000 |
18221+5222 |
|
Discov num |
ES 648 |
|
Comp |
|
|
Coord arcsec 2000 |
18 22 04.96 +52 21 59.9 |
|
| Date first |
1908 |
|
Date last |
2015 |
|
Obs |
5 |
|
| Pa first |
5 |
|
Pa last |
1.4 |
|
P.A. Now (θ) |
1.4° |
|
| Sep first |
4.7 |
|
Sep last |
5.013 |
|
Sep. Now (ρ) |
5.013" |
|
| Mag pri |
10.31 |
|
Mag sec |
15.00 |
|
delta mag (ΔM) |
4.69 |
|
Spectral class |
F (yellow-white) |
|
| Pri motion ra |
+005 |
|
Sec motion ra |
|
|
| Pri motion dec |
-008 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Draco |
|
Tycho2 |
3537-01495-1 |
|
Gaia DR2 |
2148344776060274560 |
|
