20218+2517 POU 4399 AB
20h 21m 44.63s +25° 17' 24.4" P.A. 21.00 sep 10.7 mag 12.40,13.40
| Coord 2000 |
20218+2517 |
|
Discov num |
POU4399 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 21 44.63 +25 17 24.4 |
|
| Date first |
1898 |
|
Date last |
2015 |
|
Obs |
10 |
|
| Pa first |
19 |
|
Pa last |
21.2 |
|
P.A. Now (θ) |
21.2° |
|
| Sep first |
13.1 |
|
Sep last |
10.668 |
|
Sep. Now (ρ) |
10.668" |
|
| Mag pri |
12.40 |
|
Mag sec |
13.40 |
|
delta mag (ΔM) |
1 |
|
Spectral class |
|
|
| Pri motion ra |
+000 |
|
Sec motion ra |
|
|
| Pri motion dec |
-004 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
20218+2517 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 21 45 +25 17 24 |
POU 4399 AB |
2015 |
10 |
21 |
10.7 |
12.40 |
13.40 |
1.00 |
|
<=== |
| Show |
|
|
20 21 45 +25 17 24 |
POU 4400 AC |
2015 |
10 |
73 |
17.8 |
12.40 |
14.20 |
1.80 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vulpecula |
|
Gaia DR2 |
1832317268507566080 |
|
