20212+3304 MLB 772 BC
20h 21m 12.01s +33° 04' 06.8" P.A. 133.00 sep 8.4 mag 12.70,14.20
| Coord 2000 |
20212+3304 |
|
Discov num |
MLB 772 |
|
Comp |
BC |
|
Coord arcsec 2000 |
20 21 12.01 +33 04 06.8 |
|
| Date first |
1932 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
147 |
|
Pa last |
133.1 |
|
P.A. Now (θ) |
133.1° |
|
| Sep first |
7.7 |
|
Sep last |
8.354 |
|
Sep. Now (ρ) |
8.354" |
|
| Mag pri |
12.70 |
|
Mag sec |
14.20 |
|
delta mag (ΔM) |
1.5 |
|
Spectral class |
|
|
| Pri motion ra |
-007 |
|
Sec motion ra |
+023 |
|
| Pri motion dec |
-007 |
|
Sec motion dec |
-015 |
|
| Notes |
|
|
rPM=1.131
This double is not physical.
20212+3304 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 21 10 +33 04 26 |
DAM 314 AB |
2015 |
11 |
124 |
34.5 |
11.40 |
12.70 |
1.30 |
|
|
| Show |
|
|
20 21 12 +33 04 07 |
MLB 772 BC |
2015 |
9 |
133 |
8.4 |
12.70 |
14.20 |
1.50 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
2054636694262524160 |
|
