20027+3355 BKO 522 DE
20h 02m 40.01s +33° 54' 55.9" P.A. 154.00 sep 4.4 mag 13.50,14.00
Coord 2000 |
20027+3355 |
|
Discov num |
BKO 522 |
|
Comp |
DE |
|
Coord arcsec 2000 |
20 02 40.01 +33 54 55.9 |
|
Date first |
1998 |
|
Date last |
2015 |
|
Obs |
4 |
|
Pa first |
155 |
|
Pa last |
153.8 |
|
P.A. Now (θ) |
153.8° |
|
Sep first |
4.3 |
|
Sep last |
4.355 |
|
Sep. Now (ρ) |
4.355" |
|
Mag pri |
13.50 |
|
Mag sec |
14.00 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
|
|
Pri motion ra |
-010 |
|
Sec motion ra |
|
|
Pri motion dec |
-002 |
|
Sec motion dec |
|
|
Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
20027+3355 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
20 02 40 +33 55 06 |
BKO 522 AB |
2015 |
4 |
340 |
6.8 |
12.50 |
13.50 |
1.00 |
|
|
Show |
|
|
20 02 40 +33 55 06 |
BKO 522 AD |
2015 |
4 |
199 |
10.6 |
12.50 |
13.50 |
1.00 |
|
|
Show |
|
|
20 02 40 +33 55 13 |
BKO 522 BC |
2008 |
1 |
15 |
1.9 |
13.50 |
13.50 |
0.00 |
|
|
Show |
|
|
20 02 40 +33 54 56 |
BKO 522 DE |
2015 |
4 |
154 |
4.4 |
13.50 |
14.00 |
0.50 |
|
<=== |
Quintuple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Gaia DR2 |
2058274535896994176 |
|