19315+4104 KOI 254 AB
19h 31m 29.49s +41° 03' 51.3" P.A. 8.00 sep 2.7 mag 12.90,19.60
| Coord 2000 |
19315+4104 |
|
Discov num |
KOI 254 |
|
Comp |
AB |
|
Coord arcsec 2000 |
19 31 29.49 +41 03 51.3 |
|
| Date first |
2013 |
|
Date last |
2013 |
|
Obs |
1 |
|
| Pa first |
8 |
|
Pa last |
7.5 |
|
P.A. Now (θ) |
7.5° |
|
| Sep first |
2.7 |
|
Sep last |
2.725 |
|
Sep. Now (ρ) |
2.725" |
|
| Mag pri |
12.90 |
|
Mag sec |
19.60 |
|
delta mag (ΔM) |
6.7 |
|
Spectral class |
|
|
| Pri motion ra |
+006 |
|
Sec motion ra |
|
|
| Pri motion dec |
-026 |
|
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.
19315+4104 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
19 31 29 +41 03 51 |
KOI 254 AB |
2013 |
1 |
8 |
2.7 |
12.90 |
19.60 |
6.70 |
|
<=== |
| Show |
|
|
19 31 29 +41 03 51 |
KOI 254 AC |
2013 |
1 |
68 |
3.3 |
12.90 |
19.00 |
6.10 |
|
|
| Show |
|
|
19 31 29 +41 03 51 |
KOI 254 AD |
2013 |
1 |
311 |
6.1 |
12.90 |
19.00 |
6.10 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
2053562475706063744 |
|
