20452-3057 TOK 340 AC
20h 45m 14.02s -30° 57' 20.3" P.A. 235.00 sep 539.4 mag 8.75,10.48 Sp F9V dist. 65.53 pc (213.76 l.y.)
| Coord 2000 |
20452-3057 |
|
Discov num |
TOK 340 |
|
Comp |
AC |
|
Coord arcsec 2000 |
20 45 14.02 -30 57 20.3 |
|
| Date first |
1910 |
|
Date last |
1999 |
|
Obs |
7 |
|
| Pa first |
236 |
|
Pa last |
235.4 |
|
P.A. Now (θ) |
235.4° |
|
| Sep first |
539.4 |
|
Sep last |
539.381 |
|
Sep. Now (ρ) |
539.381" |
|
| Mag pri |
8.75 |
|
Mag sec |
10.48 |
|
delta mag (ΔM) |
1.73 |
|
Spectral class |
F9V (yellow-white) |
|
| Pri motion ra |
+089 |
|
Sec motion ra |
+092 |
|
| Pri motion dec |
-065 |
|
Sec motion dec |
-063 |
|
| Notes |
N
T
(See Notes, Parallax indicates physical) |
|
rPM=0.032 (< 0.3, Physical double)
This double is physical.
20452-3057 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 197499 |
212405 |
20 45 14 -30 57 20 |
FAL 70 AB |
2015 |
5 |
76 |
17.5 |
8.75 |
10.53 |
1.78 |
|
|
| Show |
|
212405 |
20 45 14 -30 57 20 |
TOK 340 AC |
1999 |
7 |
235 |
539.4 |
8.75 |
10.48 |
1.73 |
|
<=== |
| Show |
|
|
20 44 39 -31 02 26 |
JSP 817 CD |
2016 |
4 |
75 |
2.2 |
10.48 |
13.20 |
2.72 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Microscopium |
|
SAO |
212405 |
|
HIP |
102418 |
|
Tycho2 |
7457-01614-1 |
|
| Gaia DR2 |
6794091774931177856 |
|
HD |
197499 |
|
CD |
CD-3117817 |
|
CP |
CP-31 6336 |
|
| Distance |
65.53 |
|
Distance ly |
213.76 |
|
