21568+0017 LAW 29 Ba,Bb
21h 56m 47.09s +00° 16' 53.9" P.A. 149.00 sep 0.1 mag 18.84, Sp M4.5+M5.0
| Coord 2000 |
21568+0017 |
|
Discov num |
LAW 29 |
|
Comp |
Ba,Bb |
|
Coord arcsec 2000 |
21 56 47.09 +00 16 53.9 |
|
| Date first |
2008 |
|
Date last |
2008 |
|
Obs |
2 |
|
| Pa first |
149 |
|
Pa last |
149 |
|
P.A. Now (θ) |
149° |
|
| Sep first |
0.1 |
|
Sep last |
0.06 |
|
Sep. Now (ρ) |
0.06" |
|
| Mag pri |
18.84 |
|
Mag sec |
|
|
delta mag (ΔM) |
|
|
Spectral class |
M4.5+M5.0 (red/red) |
|
| Pri motion ra |
-038 |
|
Sec motion ra |
|
|
| Pri motion dec |
-058 |
|
Sec motion dec |
|
|
| Notes |
R
(Red magnitudes) |
|
Nature of this double is uncertain.
21568+0017 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
21 56 48 +00 17 01 |
LAW 29 Aa,Ab |
2008 |
2 |
126 |
0.1 |
16.61 |
|
|
|
|
| Show |
|
|
21 56 48 +00 17 01 |
LAW 29 AB |
2016 |
9 |
249 |
19.6 |
16.61 |
18.84 |
2.23 |
|
|
| Show |
|
|
21 56 47 +00 16 54 |
LAW 29 Ba,Bb |
2008 |
2 |
149 |
0.1 |
18.84 |
|
|
|
<=== |
Quadruple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Aquarius |
|
Gaia DR2 |
2681344475120891648 |
|
