20027+3349 SEI 815 AB
20h 02m 44.05s +33° 48' 26.9" P.A. 358.00 sep 19.4 mag 10.91,12.60
| Coord 2000 |
20027+3349 |
|
Discov num |
SEI 815 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 02 44.05 +33 48 26.9 |
|
| Date first |
1894 |
|
Date last |
2015 |
|
Obs |
10 |
|
| Pa first |
1 |
|
Pa last |
358.2 |
|
P.A. Now (θ) |
358.2° |
|
| Sep first |
20.1 |
|
Sep last |
19.391 |
|
Sep. Now (ρ) |
19.391" |
|
| Mag pri |
10.91 |
|
Mag sec |
12.60 |
|
delta mag (ΔM) |
1.69 |
|
Spectral class |
|
|
| Pri motion ra |
+005 |
|
Sec motion ra |
-003 |
|
| Pri motion dec |
-005 |
|
Sec motion dec |
-006 |
|
| Notes |
N
(See Notes) |
|
rPM=1.14
This double is not physical.
20027+3349 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 02 44 +33 48 27 |
SEI 815 AB |
2015 |
10 |
358 |
19.4 |
10.91 |
12.60 |
1.69 |
|
<=== |
| Show |
|
|
20 02 44 +33 48 27 |
SEI 816 AC |
2015 |
10 |
113 |
20.6 |
10.50 |
11.00 |
0.50 |
|
|
| Show |
|
|
20 02 44 +33 48 27 |
BKO 523 AD |
2015 |
7 |
341 |
5.0 |
10.50 |
13.00 |
2.50 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
2058272611751580544 |
|
