21371+0033 LAW 28 AB
21h 37m 05.38s +00° 32' 31.2" P.A. 322.00 sep 18.8 mag 15.70,17.10 Sp M1.0+M3.5
| Coord 2000 |
21371+0033 |
|
Discov num |
LAW 28 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 37 05.38 +00 32 31.2 |
|
| Date first |
2000 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
322 |
|
Pa last |
322.2 |
|
P.A. Now (θ) |
322.2° |
|
| Sep first |
18.8 |
|
Sep last |
18.781 |
|
Sep. Now (ρ) |
18.781" |
|
| Mag pri |
15.70 |
|
Mag sec |
17.10 |
|
delta mag (ΔM) |
1.4 |
|
Spectral class |
M1.0+M3.5 (red/red) |
|
| Pri motion ra |
+048 |
|
Sec motion ra |
+054 |
|
| Pri motion dec |
+015 |
|
Sec motion dec |
+024 |
|
| Notes |
|
|
rPM=0.183 (< 0.3, Physical double)
This double is physical.
21371+0033 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
21 37 05 +00 32 31 |
LAW 28 Aa,Ab |
2008 |
2 |
122 |
0.2 |
15.47 |
|
|
|
|
| Show |
|
|
21 37 05 +00 32 31 |
LAW 28 AB |
2015 |
7 |
322 |
18.8 |
15.70 |
17.10 |
1.40 |
|
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Aquarius |
|
Gaia DR2 |
2687471920278539392 |
|
