20046+4423 KOI 4407 AD
20h 04m 37.57s +44° 22' 46.3" P.A. 205.00 sep 2.3 mag 9.80,18.50
| Coord 2000 |
20046+4423 |
|
Discov num |
KOI4407 |
|
Comp |
AD |
|
Coord arcsec 2000 |
20 04 37.57 +44 22 46.3 |
|
| Date first |
2013 |
|
Date last |
2013 |
|
Obs |
1 |
|
| Pa first |
205 |
|
Pa last |
205.3 |
|
P.A. Now (θ) |
205.3° |
|
| Sep first |
2.3 |
|
Sep last |
2.256 |
|
Sep. Now (ρ) |
2.256" |
|
| Mag pri |
9.80 |
|
Mag sec |
18.50 |
|
delta mag (ΔM) |
8.7 |
|
Spectral class |
|
|
| Pri motion ra |
-007 |
|
Sec motion ra |
|
|
| Pri motion dec |
-021 |
|
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.
20046+4423 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 04 38 +44 22 46 |
KOI 4407 AB |
2016 |
9 |
299 |
2.5 |
11.34 |
13.00 |
1.66 |
|
|
| Show |
|
|
20 04 38 +44 22 46 |
KOI 4407 AC |
2013 |
5 |
311 |
2.7 |
11.34 |
16.00 |
4.66 |
|
|
| Show |
|
|
20 04 38 +44 22 46 |
KOI 4407 AD |
2013 |
1 |
205 |
2.3 |
9.80 |
18.50 |
8.70 |
|
<=== |
| Show |
|
|
20 04 38 +44 22 46 |
KOI 4407 AE |
2013 |
1 |
189 |
4.1 |
9.80 |
17.70 |
7.90 |
|
|
Quintuple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3162-01083-1 |
|
Gaia DR2 |
2081891255360877568 |
|