22116+5226 CIA 44 Aa,Ab (HD 210809)
22h 11m 38.60s +52° 25' 48.0" P.A. 71.00 sep 0.0 mag 7.40,11.40 Sp O9Iab dist. 877.19 pc (2861.39 l.y.)
| Coord 2000 |
22116+5226 |
|
Discov num |
CIA 44 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
22 11 38.60 +52 25 48.0 |
|
| Date first |
2019 |
|
Date last |
2019 |
|
Obs |
1 |
|
| Pa first |
71 |
|
Pa last |
70.7 |
|
P.A. Now (θ) |
70.7° |
|
| Sep first |
0.0 |
|
Sep last |
0.005 |
|
Sep. Now (ρ) |
0.005" |
|
| Mag pri |
7.40 |
|
Mag sec |
11.40 |
|
delta mag (ΔM) |
4 |
|
Spectral class |
O9Iab (blue) |
|
| Pri motion ra |
-005 |
|
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.
22116+5226 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 210809 |
34147 |
22 11 39 +52 25 48 |
CIA 44 Aa,Ab |
2019 |
1 |
71 |
0.0 |
7.40 |
11.40 |
4.00 |
|
<=== |
| Show |
|
34147 |
22 11 39 +52 25 48 |
MZA 31 AB |
2015 |
3 |
334 |
5.8 |
7.56 |
13.60 |
6.04 |
|
|
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 210809 |
|
Constellation |
Lacerta |
|
SAO |
34147 |
|
HIP |
109562 |
|
| Tycho2 |
3618-00639-1 |
|
HD |
210809 |
|
BD |
BD+51 3281 |
|
Distance |
877.19 |
|
| Distance ly |
2861.39 |
|
