19470+4502 KOI 1821
19h 47m 00.71s +45° 02' 28.0" P.A. 90.00 sep 3.8 mag 13.20,17.30
| Coord 2000 |
19470+4502 |
|
Discov num |
KOI1821 |
|
Comp |
|
|
Coord arcsec 2000 |
19 47 00.71 +45 02 28.0 |
|
| Date first |
2010 |
|
Date last |
2015 |
|
Obs |
3 |
|
| Pa first |
91 |
|
Pa last |
90 |
|
P.A. Now (θ) |
90° |
|
| Sep first |
3.8 |
|
Sep last |
3.82 |
|
Sep. Now (ρ) |
3.82" |
|
| Mag pri |
13.20 |
|
Mag sec |
17.30 |
|
delta mag (ΔM) |
4.1 |
|
Spectral class |
|
|
| Pri motion ra |
-003 |
|
Sec motion ra |
|
|
| Pri motion dec |
+001 |
|
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.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
2079728790863754752 |
|
