20400+5515 VBS 31 AC
20h 39m 58.19s +55° 14' 59.7" P.A. 13.00 sep 45.6 mag 8.69,12.24 Sp F8
Coord 2000 |
20400+5515 |
|
Discov num |
VBS 31 |
|
Comp |
AC |
|
Coord arcsec 2000 |
20 39 58.19 +55 14 59.7 |
|
Date first |
1908 |
|
Date last |
2015 |
|
Obs |
7 |
|
Pa first |
16 |
|
Pa last |
13.1 |
|
P.A. Now (θ) |
13.1° |
|
Sep first |
48.3 |
|
Sep last |
45.597 |
|
Sep. Now (ρ) |
45.597" |
|
Mag pri |
8.69 |
|
Mag sec |
12.24 |
|
delta mag (ΔM) |
3.55 |
|
Spectral class |
F8 (yellow-white) |
|
Pri motion ra |
+017 |
|
Sec motion ra |
+000 |
|
Pri motion dec |
+012 |
|
Sec motion dec |
-003 |
|
Notes |
|
|
rPM=1.09
This double is not physical.
20400+5515 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 197225 |
32781 |
20 39 58 +55 14 60 |
HJ 1562 AB |
2016 |
14 |
167 |
21.7 |
8.69 |
10.59 |
1.90 |
|
|
Show |
|
32781 |
20 39 58 +55 14 60 |
VBS 31 AC |
2015 |
7 |
13 |
45.6 |
8.69 |
12.24 |
3.55 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
SAO |
32781 |
|
Tycho2 |
3954-00241-1 |
|
Gaia DR2 |
2183594534732939264 |
|
HD |
197225 |
|