23239-1747 TOK 218 Aa,Ab (HD 220453)
23h 23m 52.29s -17° 47' 22.0" P.A. 263.00 sep 0.5 mag 7.50,12.00 Sp F5V dist. 55.71 pc (181.73 l.y.)
| Coord 2000 |
23239-1747 |
|
Discov num |
TOK 218 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
23 23 52.29 -17 47 22.0 |
|
| Date first |
2011 |
|
Date last |
2011 |
|
Obs |
2 |
|
| Pa first |
263 |
|
Pa last |
262.6 |
|
P.A. Now (θ) |
262.6° |
|
| Sep first |
0.5 |
|
Sep last |
0.462 |
|
Sep. Now (ρ) |
0.462" |
|
| Mag pri |
7.50 |
|
Mag sec |
12.00 |
|
delta mag (ΔM) |
4.5 |
|
Spectral class |
F5V (yellow-white) |
|
| Pri motion ra |
-009 |
|
Sec motion ra |
|
|
| Pri motion dec |
+007 |
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
23239-1747 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 220453 |
165670 |
23 23 52 -17 47 22 |
TOK 218 Aa,Ab |
2011 |
2 |
263 |
0.5 |
7.50 |
12.00 |
4.50 |
|
<=== |
| Show |
|
165670 |
23 23 52 -17 47 22 |
TOK 218 AB |
2016 |
7 |
320 |
13.8 |
7.50 |
13.00 |
5.50 |
|
|
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 220453 |
|
Constellation |
Aquarius |
|
SAO |
165670 |
|
HIP |
115505 |
|
| Tycho2 |
6399-00802-1 |
|
Gaia DR2 |
2393516004828451712 |
|
HD |
220453 |
|
BD |
BD-18 6295 |
|
| Distance |
55.71 |
|
Distance ly |
181.73 |
|
