20531+2630 GII 4 AC
20h 53m 04.20s +26° 29' 32.1" P.A. 299.00 sep 11.3 mag 9.30,13.80 Sp G5
| Coord 2000 |
20531+2630 |
|
Discov num |
GII 4 |
|
Comp |
AC |
|
Coord arcsec 2000 |
20 53 04.20 +26 29 32.1 |
|
| Date first |
1999 |
|
Date last |
2015 |
|
Obs |
6 |
|
| Pa first |
299 |
|
Pa last |
299.2 |
|
P.A. Now (θ) |
299.2° |
|
| Sep first |
11.2 |
|
Sep last |
11.283 |
|
Sep. Now (ρ) |
11.283" |
|
| Mag pri |
9.30 |
|
Mag sec |
13.80 |
|
delta mag (ΔM) |
4.5 |
|
Spectral class |
G5 (yellow) |
|
| Pri motion ra |
+007 |
|
Sec motion ra |
-025 |
|
| Pri motion dec |
+003 |
|
Sec motion dec |
+025 |
|
| Notes |
|
|
rPM=1.098
This double is not physical.
20531+2630 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 341233 |
89239 |
20 53 04 +26 29 32 |
GII 4 AB |
2016 |
12 |
140 |
8.0 |
9.30 |
11.70 |
2.40 |
|
|
| Show |
|
89239 |
20 53 04 +26 29 32 |
GII 4 AC |
2015 |
6 |
299 |
11.3 |
9.30 |
13.80 |
4.50 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vulpecula |
|
SAO |
89239 |
|
Tycho2 |
2179-01746-1 |
|
Gaia DR2 |
1845427157948061568 |
|
| HD |
341233 |
|
