20488+1943 JNN 286
20h 48m 52.44s +19° 43' 04.8" P.A. 179.00 sep 0.2 mag 13.41,15.00 Sp M4.0
| Coord 2000 |
20488+1943 |
|
Discov num |
JNN 286 |
|
Comp |
|
|
Coord arcsec 2000 |
20 48 52.44 +19 43 04.8 |
|
| Date first |
2012 |
|
Date last |
2016 |
|
Obs |
4 |
|
| Pa first |
133 |
|
Pa last |
178.6 |
|
P.A. Now (θ) |
178.6° |
|
| Sep first |
0.2 |
|
Sep last |
0.233 |
|
Sep. Now (ρ) |
0.233" |
|
| Mag pri |
13.41 |
|
Mag sec |
15.00 |
|
delta mag (ΔM) |
1.59 |
|
Spectral class |
M4.0 (red) |
|
| Pri motion ra |
-162 |
|
Sec motion ra |
|
|
| Pri motion dec |
-191 |
|
Sec motion dec |
|
|
| Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
