19415+3903 KOI 2904 AB
19h 41m 30.57s +39° 02' 52.9" P.A. 227.00 sep 0.7 mag 12.68,15.80
| Coord 2000 |
19415+3903 |
|
Discov num |
KOI2904 |
|
Comp |
AB |
|
Coord arcsec 2000 |
19 41 30.57 +39 02 52.9 |
|
| Date first |
2012 |
|
Date last |
2016 |
|
Obs |
20 |
|
| Pa first |
226 |
|
Pa last |
226.5 |
|
P.A. Now (θ) |
226.5° |
|
| Sep first |
0.7 |
|
Sep last |
0.693 |
|
Sep. Now (ρ) |
0.693" |
|
| Mag pri |
12.68 |
|
Mag sec |
15.80 |
|
delta mag (ΔM) |
3.12 |
|
Spectral class |
|
|
| Pri motion ra |
-004 |
|
Sec motion ra |
|
|
| Pri motion dec |
-001 |
|
Sec motion dec |
|
|
| Notes |
N
R
(See Notes, Red magnitudes) |
|
Nature of this double is uncertain.
19415+3903 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
19 41 31 +39 02 53 |
KOI 2904 AB |
2016 |
20 |
227 |
0.7 |
12.68 |
15.80 |
3.12 |
|
<=== |
| Show |
|
|
19 41 31 +39 02 53 |
KOI 2904 AC |
2017 |
5 |
53 |
3.9 |
12.90 |
16.80 |
3.90 |
|
|
| Show |
|
|
19 41 31 +39 02 53 |
KOI 2904 AD |
2017 |
5 |
24 |
7.7 |
12.90 |
16.90 |
4.00 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
2076173859319258368 |
|
