20012+4444 KOI 4458 AD
20h 01m 10.10s +44° 43' 51.7" P.A. 9.00 sep 4.0 mag 12.50,18.40
Coord 2000 |
20012+4444 |
|
Discov num |
KOI4458 |
|
Comp |
AD |
|
Coord arcsec 2000 |
20 01 10.10 +44 43 51.7 |
|
Date first |
2015 |
|
Date last |
2015 |
|
Obs |
2 |
|
Pa first |
8 |
|
Pa last |
8.7 |
|
P.A. Now (θ) |
8.7° |
|
Sep first |
4.0 |
|
Sep last |
3.976 |
|
Sep. Now (ρ) |
3.976" |
|
Mag pri |
12.50 |
|
Mag sec |
18.40 |
|
delta mag (ΔM) |
5.9 |
|
Spectral class |
|
|
Pri motion ra |
-004 |
|
Sec motion ra |
|
|
Pri motion dec |
+004 |
|
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.
20012+4444 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
20 01 10 +44 43 52 |
KOI 4458 AB |
2015 |
4 |
61 |
1.5 |
12.50 |
15.70 |
3.20 |
|
|
Show |
|
|
20 01 10 +44 43 52 |
KOI 4458 AC |
2015 |
2 |
264 |
2.0 |
12.50 |
18.60 |
6.10 |
|
|
Show |
|
|
20 01 10 +44 43 52 |
KOI 4458 AD |
2015 |
2 |
9 |
4.0 |
12.50 |
18.40 |
5.90 |
|
<=== |
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Gaia DR2 |
2076141428024552192 |
|