21174+2330 POU 5312
21h 17m 21.55s +23° 30' 00.9" P.A. 293.00 sep 4.1 mag 12.72,14.30
| Coord 2000 |
21174+2330 |
|
Discov num |
POU5312 |
|
Comp |
|
|
Coord arcsec 2000 |
21 17 21.55 +23 30 00.9 |
|
| Date first |
1898 |
|
Date last |
2009 |
|
Obs |
2 |
|
| Pa first |
280 |
|
Pa last |
292.8 |
|
P.A. Now (θ) |
292.8° |
|
| Sep first |
4.7 |
|
Sep last |
4.1 |
|
Sep. Now (ρ) |
4.1" |
|
| Mag pri |
12.72 |
|
Mag sec |
14.30 |
|
delta mag (ΔM) |
1.58 |
|
Spectral class |
|
|
| Pri motion ra |
-010 |
|
Sec motion ra |
|
|
| Pri motion dec |
-012 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vulpecula |
|
Tycho2 |
2186-01537-1 |
|
Gaia DR2 |
1840286631846714368 |
|
