20411+1631 FMR 161
20h 41m 07.02s +16° 30' 55.7" P.A. 322.00 sep 27.8 mag 13.50,18.40 Sp M0.5V
Coord 2000 |
20411+1631 |
|
Discov num |
FMR 161 |
|
Comp |
|
|
Coord arcsec 2000 |
20 41 07.02 +16 30 55.7 |
|
Date first |
1951 |
|
Date last |
2016 |
|
Obs |
6 |
|
Pa first |
321 |
|
Pa last |
321.8 |
|
P.A. Now (θ) |
321.8° |
|
Sep first |
27.8 |
|
Sep last |
27.812 |
|
Sep. Now (ρ) |
27.812" |
|
Mag pri |
13.50 |
|
Mag sec |
18.40 |
|
delta mag (ΔM) |
4.9 |
|
Spectral class |
M0.5V (red) |
|
Pri motion ra |
+243 |
|
Sec motion ra |
+243 |
|
Pri motion dec |
+116 |
|
Sec motion dec |
+116 |
|
Notes |
V
(Proper motion indicates physical) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS