20452-3057 JSP 817 CD
20h 44m 39.48s -31° 02' 26.3" P.A. 75.00 sep 2.2 mag 10.48,13.20
| Coord 2000 |
20452-3057 |
|
Discov num |
JSP 817 |
|
Comp |
CD |
|
Coord arcsec 2000 |
20 44 39.48 -31 02 26.3 |
|
| Date first |
1928 |
|
Date last |
2016 |
|
Obs |
4 |
|
| Pa first |
72 |
|
Pa last |
75.3 |
|
P.A. Now (θ) |
75.3° |
|
| Sep first |
2.6 |
|
Sep last |
2.214 |
|
Sep. Now (ρ) |
2.214" |
|
| Mag pri |
10.48 |
|
Mag sec |
13.20 |
|
delta mag (ΔM) |
2.72 |
|
Spectral class |
|
|
| Pri motion ra |
+081 |
|
Sec motion ra |
|
|
| Pri motion dec |
-065 |
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
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 |
|
Tycho2 |
7457-00659-1 |
|
Gaia DR2 |
6794090469261131904 |
|
