21164-0003 LYS 42 AC
21h 16m 23.89s -00° 02' 18.6" P.A. 108.00 sep 55.7 mag 10.86,11.37
| Coord 2000 |
21164-0003 |
|
Discov num |
LYS 42 |
|
Comp |
AC |
|
Coord arcsec 2000 |
21 16 23.89 -00 02 18.6 |
|
| Date first |
1896 |
|
Date last |
2014 |
|
Obs |
11 |
|
| Pa first |
109 |
|
Pa last |
107.6 |
|
P.A. Now (θ) |
107.6° |
|
| Sep first |
53.6 |
|
Sep last |
55.728 |
|
Sep. Now (ρ) |
55.728" |
|
| Mag pri |
10.86 |
|
Mag sec |
11.37 |
|
delta mag (ΔM) |
0.51 |
|
Spectral class |
|
|
| Pri motion ra |
+016 |
|
Sec motion ra |
+038 |
|
| Pri motion dec |
-006 |
|
Sec motion dec |
-001 |
|
| Notes |
|
|
rPM=0.594
Nature of this double is uncertain.
21164-0003 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
21 16 24 -00 02 19 |
LYS 42 AB |
2016 |
10 |
188 |
6.2 |
10.86 |
13.40 |
2.54 |
|
|
| Show |
|
|
21 16 24 -00 02 19 |
LYS 42 AC |
2014 |
11 |
108 |
55.7 |
10.86 |
11.37 |
0.51 |
|
<=== |
| Show |
|
|
21 16 24 -00 02 19 |
LYS 42 AD |
2015 |
8 |
170 |
69.9 |
10.86 |
12.81 |
1.95 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Aquarius |
|
Gaia DR2 |
2689541574824948096 |
|
