18585+4043 KOI 257 AC
18h 58m 32.44s +40° 43' 11.4" P.A. 116.00 sep 4.4 mag 9.60,18.30
| Coord 2000 |
18585+4043 |
|
Discov num |
KOI 257 |
|
Comp |
AC |
|
Coord arcsec 2000 |
18 58 32.44 +40 43 11.4 |
|
| Date first |
2012 |
|
Date last |
2012 |
|
Obs |
1 |
|
| Pa first |
116 |
|
Pa last |
116 |
|
P.A. Now (θ) |
116° |
|
| Sep first |
4.4 |
|
Sep last |
4.404 |
|
Sep. Now (ρ) |
4.404" |
|
| Mag pri |
9.60 |
|
Mag sec |
18.30 |
|
delta mag (ΔM) |
8.7 |
|
Spectral class |
|
|
| Pri motion ra |
+000 |
|
Sec motion ra |
|
|
| Pri motion dec |
-002 |
|
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.
18585+4043 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
18 58 32 +40 43 11 |
KOI 257 AB |
2012 |
1 |
87 |
1.9 |
9.60 |
18.00 |
8.40 |
|
|
| Show |
|
|
18 58 32 +40 43 11 |
KOI 257 AC |
2012 |
1 |
116 |
4.4 |
9.60 |
18.30 |
8.70 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Lyra |
|
Gaia DR2 |
2103452266056715392 |
|
