20017+4553 KOI 5661 AC
20h 01m 41.60s +45° 53' 12.3" P.A. 29.00 sep 3.7 mag 12.20,17.50
Coord 2000 |
20017+4553 |
|
Discov num |
KOI5661 |
|
Comp |
AC |
|
Coord arcsec 2000 |
20 01 41.60 +45 53 12.3 |
|
Date first |
2010 |
|
Date last |
2015 |
|
Obs |
2 |
|
Pa first |
29 |
|
Pa last |
29.4 |
|
P.A. Now (θ) |
29.4° |
|
Sep first |
3.6 |
|
Sep last |
3.662 |
|
Sep. Now (ρ) |
3.662" |
|
Mag pri |
12.20 |
|
Mag sec |
17.50 |
|
delta mag (ΔM) |
5.3 |
|
Spectral class |
|
|
Pri motion ra |
-009 |
|
Sec motion ra |
|
|
Pri motion dec |
+017 |
|
Sec motion dec |
|
|
Notes |
K
(K-band or other infrared magnitudes) |
|
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
Nature of this double is uncertain.
20017+4553 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
20 01 42 +45 53 12 |
KOI 5661 AB |
2010 |
1 |
168 |
3.4 |
12.20 |
18.60 |
6.40 |
|
|
Show |
|
|
20 01 42 +45 53 12 |
KOI 5661 AC |
2015 |
2 |
29 |
3.7 |
12.20 |
17.50 |
5.30 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Gaia DR2 |
2085308778015087744 |
|