19249+4456 KOI 1257
19h 24m 54.04s +44° 55' 38.5" P.A. 4.00 sep 3.1 mag 12.70,17.00
Coord 2000 |
19249+4456 |
|
Discov num |
KOI1257 |
|
Comp |
|
|
Coord arcsec 2000 |
19 24 54.04 +44 55 38.5 |
|
Date first |
2010 |
|
Date last |
2015 |
|
Obs |
3 |
|
Pa first |
4 |
|
Pa last |
4 |
|
P.A. Now (θ) |
4° |
|
Sep first |
3.1 |
|
Sep last |
3.1 |
|
Sep. Now (ρ) |
3.1" |
|
Mag pri |
12.70 |
|
Mag sec |
17.00 |
|
delta mag (ΔM) |
4.3 |
|
Spectral class |
|
|
Pri motion ra |
-011 |
|
Sec motion ra |
|
|
Pri motion dec |
-015 |
|
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 |
2126633166627436928 |
|