19401+2331 POU 4004
19h 40m 07.90s +23° 30' 56.6" P.A. 305.00 sep 10.1 mag 11.21,14.77 Sp O7.5:V:
| Coord 2000 |
19401+2331 |
|
Discov num |
POU4004 |
|
Comp |
|
|
Coord arcsec 2000 |
19 40 07.90 +23 30 56.6 |
|
| Date first |
1905 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
306 |
|
Pa last |
305.4 |
|
P.A. Now (θ) |
305.4° |
|
| Sep first |
10.4 |
|
Sep last |
10.11 |
|
Sep. Now (ρ) |
10.11" |
|
| Mag pri |
11.21 |
|
Mag sec |
14.77 |
|
delta mag (ΔM) |
3.56 |
|
Spectral class |
O7.5:V: (blue) |
|
| Pri motion ra |
-005 |
|
Sec motion ra |
|
|
| Pri motion dec |
-006 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vulpecula |
|
Gaia DR2 |
2020211642359636864 |
|
