19471+4145 KOI 509 AC
19h 47m 05.25s +41° 45' 19.9" P.A. 55.00 sep 2.8 mag 13.20,16.60
Coord 2000 |
19471+4145 |
|
Discov num |
KOI 509 |
|
Comp |
AC |
|
Coord arcsec 2000 |
19 47 05.25 +41 45 19.9 |
|
Date first |
2010 |
|
Date last |
2015 |
|
Obs |
3 |
|
Pa first |
55 |
|
Pa last |
55.2 |
|
P.A. Now (θ) |
55.2° |
|
Sep first |
2.9 |
|
Sep last |
2.844 |
|
Sep. Now (ρ) |
2.844" |
|
Mag pri |
13.20 |
|
Mag sec |
16.60 |
|
delta mag (ΔM) |
3.4 |
|
Spectral class |
|
|
Pri motion ra |
-005 |
|
Sec motion ra |
|
|
Pri motion dec |
+006 |
|
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.
19471+4145 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
19 47 05 +41 45 20 |
KOI 509 AB |
2015 |
3 |
306 |
2.8 |
13.20 |
17.40 |
4.20 |
|
|
Show |
|
|
19 47 05 +41 45 20 |
KOI 509 AC |
2015 |
3 |
55 |
2.8 |
13.20 |
16.60 |
3.40 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Gaia DR2 |
2076955822541823744 |
|