19537+4504 KOI 2421 AD
19h 53m 40.64s +45° 04' 17.2" P.A. 47.00 sep 8.0 mag 14.36,20.70
Coord 2000 |
19537+4504 |
|
Discov num |
KOI2421 |
|
Comp |
AD |
|
Coord arcsec 2000 |
19 53 40.64 +45 04 17.2 |
|
Date first |
2012 |
|
Date last |
2015 |
|
Obs |
2 |
|
Pa first |
46 |
|
Pa last |
47.3 |
|
P.A. Now (θ) |
47.3° |
|
Sep first |
7.8 |
|
Sep last |
8.016 |
|
Sep. Now (ρ) |
8.016" |
|
Mag pri |
14.36 |
|
Mag sec |
20.70 |
|
delta mag (ΔM) |
6.34 |
|
Spectral class |
|
|
Pri motion ra |
-015 |
|
Sec motion ra |
|
|
Pri motion dec |
-002 |
|
Sec motion dec |
|
|
Notes |
N
R
(See Notes, Red magnitudes) |
|
Nature of this double is uncertain.
19537+4504 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
19 53 41 +45 04 17 |
KOI 2421 AB |
2016 |
3 |
292 |
1.1 |
14.36 |
15.10 |
0.74 |
|
|
Show |
|
|
19 53 41 +45 04 17 |
KOI 2421 AC |
2015 |
3 |
133 |
4.1 |
14.36 |
17.80 |
3.44 |
|
|
Show |
|
|
19 53 41 +45 04 17 |
KOI 2421 AD |
2015 |
2 |
47 |
8.0 |
14.36 |
20.70 |
6.34 |
|
<=== |
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Gaia DR2 |
2079397562985002368 |
|