18549+4443 KOI 981
18h 54m 56.74s +44° 42' 47.9" P.A. 140.00 sep 4.5 mag 8.70,19.70
Coord 2000 |
18549+4443 |
|
Discov num |
KOI 981 |
|
Comp |
|
|
Coord arcsec 2000 |
18 54 56.74 +44 42 47.9 |
|
Date first |
2012 |
|
Date last |
2012 |
|
Obs |
1 |
|
Pa first |
140 |
|
Pa last |
139.5 |
|
P.A. Now (θ) |
139.5° |
|
Sep first |
4.5 |
|
Sep last |
4.509 |
|
Sep. Now (ρ) |
4.509" |
|
Mag pri |
8.70 |
|
Mag sec |
19.70 |
|
delta mag (ΔM) |
11 |
|
Spectral class |
|
|
Pri motion ra |
-003 |
|
Sec motion ra |
|
|
Pri motion dec |
-024 |
|
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 |
Lyra |
|
Gaia DR2 |
2106691629170560768 |
|