04574-2300 NSC 21
04h 57m 24.25s -23° 00' 12.7" P.A. 317.00 sep 17.0 mag 16.40, Sp M4+T3
| Coord 2000 |
04574-2300 |
|
Discov num |
NSC 21 |
|
Comp |
|
|
Coord arcsec 2000 |
04 57 24.25 -23 00 12.7 |
|
| Date first |
2016 |
|
Date last |
2016 |
|
Obs |
1 |
|
| Pa first |
317 |
|
Pa last |
317.3 |
|
P.A. Now (θ) |
317.3° |
|
| Sep first |
17.0 |
|
Sep last |
16.97 |
|
Sep. Now (ρ) |
16.97" |
|
| Mag pri |
16.40 |
|
Mag sec |
|
|
delta mag (ΔM) |
|
|
Spectral class |
M4+T3 (red/brown dwarf) |
|
| Pri motion ra |
-123 |
|
Sec motion ra |
-118 |
|
| Pri motion dec |
+004 |
|
Sec motion dec |
+009 |
|
| Notes |
V
(Proper motion indicates physical) |
|
rPM=0.057 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
