20218+2517 POU 4400 AC
20h 21m 44.63s +25° 17' 24.4" P.A. 73.00 sep 17.8 mag 12.40,14.20
Coord 2000 |
20218+2517 |
|
Discov num |
POU4400 |
|
Comp |
AC |
|
Coord arcsec 2000 |
20 21 44.63 +25 17 24.4 |
|
Date first |
1898 |
|
Date last |
2015 |
|
Obs |
10 |
|
Pa first |
72 |
|
Pa last |
72.6 |
|
P.A. Now (θ) |
72.6° |
|
Sep first |
17.3 |
|
Sep last |
17.825 |
|
Sep. Now (ρ) |
17.825" |
|
Mag pri |
12.40 |
|
Mag sec |
14.20 |
|
delta mag (ΔM) |
1.8 |
|
Spectral class |
|
|
Pri motion ra |
+000 |
|
Sec motion ra |
+024 |
|
Pri motion dec |
-004 |
|
Sec motion dec |
-005 |
|
Notes |
|
|
rPM=0.98
This double is not physical.
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 |
|