20514+3945 MLB 779 AB
20h 51m 20.94s +39° 44' 14.9" P.A. 124.00 sep 9.0 mag 12.50,12.80
| Coord 2000 |
20514+3945 |
|
Discov num |
MLB 779 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 51 20.94 +39 44 14.9 |
|
| Date first |
1932 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
128 |
|
Pa last |
124.4 |
|
P.A. Now (θ) |
124.4° |
|
| Sep first |
7.8 |
|
Sep last |
9.034 |
|
Sep. Now (ρ) |
9.034" |
|
| Mag pri |
12.50 |
|
Mag sec |
12.80 |
|
delta mag (ΔM) |
0.3 |
|
Spectral class |
|
|
| Pri motion ra |
-008 |
|
Sec motion ra |
+009 |
|
| Pri motion dec |
-010 |
|
Sec motion dec |
+003 |
|
| Notes |
|
|
rPM=1.671
This double is not physical.
20514+3945 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 51 21 +39 44 15 |
MLB 779 AB |
2015 |
7 |
124 |
9.0 |
12.50 |
12.80 |
0.30 |
|
<=== |
| Show |
|
|
20 51 21 +39 44 15 |
DAM 316 AC |
2015 |
4 |
79 |
6.3 |
12.50 |
14.00 |
1.50 |
|
|
| Show |
|
|
20 51 21 +39 44 15 |
DAM 316 AD |
2015 |
6 |
304 |
13.8 |
12.50 |
15.40 |
2.90 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
2065049172463846912 |
|
