19503+3147 RAO 418 AB
19h 50m 15.93s +31° 47' 00.3" P.A. 40.00 sep 0.6 mag 12.80,13.90 Sp M2.1V
| Coord 2000 |
19503+3147 |
|
Discov num |
RAO 418 |
|
Comp |
AB |
|
Coord arcsec 2000 |
19 50 15.93 +31 47 00.3 |
|
| Date first |
2016 |
|
Date last |
2017 |
|
Obs |
2 |
|
| Pa first |
45 |
|
Pa last |
39.6 |
|
P.A. Now (θ) |
39.6° |
|
| Sep first |
0.6 |
|
Sep last |
0.64 |
|
Sep. Now (ρ) |
0.64" |
|
| Mag pri |
12.80 |
|
Mag sec |
13.90 |
|
delta mag (ΔM) |
1.1 |
|
Spectral class |
M2.1V (red) |
|
| Pri motion ra |
+142 |
|
Sec motion ra |
|
|
| Pri motion dec |
+336 |
|
Sec motion dec |
|
|
| Notes |
R
(Red magnitudes) |
|
Nature of this double is uncertain.
19503+3147 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
19 50 16 +31 47 00 |
RAO 418 AB |
2017 |
2 |
40 |
0.6 |
12.80 |
13.90 |
1.10 |
|
<=== |
| Show |
|
|
19 50 16 +31 47 00 |
RAO 418 AC |
2017 |
1 |
267 |
7.7 |
12.80 |
17.90 |
5.10 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
