20027+3340 DAM 7 AC
20h 02m 46.30s +33° 39' 58.0" P.A. 308.00 sep 60.7 mag 9.59,12.21 Sp G
| Coord 2000 |
20027+3340 |
|
Discov num |
DAM 7 |
|
Comp |
AC |
|
Coord arcsec 2000 |
20 02 46.30 +33 39 58.0 |
|
| Date first |
1934 |
|
Date last |
2015 |
|
Obs |
5 |
|
| Pa first |
305 |
|
Pa last |
307.9 |
|
P.A. Now (θ) |
307.9° |
|
| Sep first |
60.6 |
|
Sep last |
60.703 |
|
Sep. Now (ρ) |
60.703" |
|
| Mag pri |
9.59 |
|
Mag sec |
12.21 |
|
delta mag (ΔM) |
2.62 |
|
Spectral class |
G (yellow) |
|
| Pri motion ra |
-007 |
|
Sec motion ra |
+012 |
|
| Pri motion dec |
-025 |
|
Sec motion dec |
-008 |
|
| Notes |
|
|
rPM=0.982
This double is not physical.
20027+3340 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 331635 |
|
20 02 46 +33 39 58 |
HO 118 AB |
2016 |
13 |
28 |
3.0 |
10.00 |
11.90 |
1.90 |
|
|
| Show |
|
|
20 02 46 +33 39 58 |
DAM 7 AC |
2015 |
5 |
308 |
60.7 |
9.59 |
12.21 |
2.62 |
|
<=== |
| Show |
|
|
20 02 42 +33 40 35 |
WAK 13 CD |
2015 |
4 |
6 |
2.9 |
12.20 |
14.50 |
2.30 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2674-05721-1 |
|
Gaia DR2 |
2058244436768873600 |
|
HD |
331635 |
|
