20576+3003 DAM 669 AC
20h 57m 25.07s +30° 02' 10.5" P.A. 244.00 sep 4.4 mag 13.20,15.20
Coord 2000 |
20576+3003 |
|
Discov num |
DAM 669 |
|
Comp |
AC |
|
Coord arcsec 2000 |
20 57 25.07 +30 02 10.5 |
|
Date first |
1999 |
|
Date last |
2015 |
|
Obs |
3 |
|
Pa first |
245 |
|
Pa last |
244.3 |
|
P.A. Now (θ) |
244.3° |
|
Sep first |
4.4 |
|
Sep last |
4.412 |
|
Sep. Now (ρ) |
4.412" |
|
Mag pri |
13.20 |
|
Mag sec |
15.20 |
|
delta mag (ΔM) |
2 |
|
Spectral class |
|
|
Pri motion ra |
+004 |
|
Sec motion ra |
|
|
Pri motion dec |
-010 |
|
Sec motion dec |
|
|
Notes |
R
(Red magnitudes) |
|
Nature of this double is uncertain.
20576+3003 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
20 57 25 +30 02 10 |
J 2333 AB |
2015 |
4 |
328 |
7.7 |
13.20 |
14.30 |
1.10 |
|
|
Show |
|
|
20 57 25 +30 02 10 |
DAM 669 AC |
2015 |
3 |
244 |
4.4 |
13.20 |
15.20 |
2.00 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Gaia DR2 |
1858497705511548800 |
|