21108+3906 GUR 4
21h 10m 47.67s +39° 05' 56.4" P.A. 106.00 sep 5.2 mag 11.42,14.80
| Coord 2000 |
21108+3906 |
|
Discov num |
GUR 4 |
|
Comp |
|
|
Coord arcsec 2000 |
21 10 47.67 +39 05 56.4 |
|
| Date first |
1998 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
102 |
|
Pa last |
105.8 |
|
P.A. Now (θ) |
105.8° |
|
| Sep first |
5.1 |
|
Sep last |
5.159 |
|
Sep. Now (ρ) |
5.159" |
|
| Mag pri |
11.42 |
|
Mag sec |
14.80 |
|
delta mag (ΔM) |
3.38 |
|
Spectral class |
|
|
| Pri motion ra |
+008 |
|
Sec motion ra |
|
|
| Pri motion dec |
+015 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3169-00593-1 |
|
Gaia DR2 |
1968094752521902464 |
|
