17578+4635 BDK 9
17h 57m 50.95s +46° 35' 21.0" P.A. 131.00 sep 197.0 mag 11.79,20.00 Sp M3+T6.5 dist. 14.09 pc (45.96 l.y.)
Coord 2000 |
17578+4635 |
|
Discov num |
BDK 9 |
|
Comp |
|
|
Coord arcsec 2000 |
17 57 50.95 +46 35 21.0 |
|
Date first |
1998 |
|
Date last |
2010 |
|
Obs |
3 |
|
Pa first |
131 |
|
Pa last |
130.6 |
|
P.A. Now (θ) |
130.6° |
|
Sep first |
197.0 |
|
Sep last |
197.004 |
|
Sep. Now (ρ) |
197.004" |
|
Mag pri |
11.79 |
|
Mag sec |
20.00 |
|
delta mag (ΔM) |
8.21 |
|
Spectral class |
M3+T6.5 (red/brown dwarf) |
|
Pri motion ra |
-017 |
|
Sec motion ra |
+026 |
|
Pri motion dec |
+575 |
|
Sec motion dec |
+594 |
|
Notes |
N
(See Notes) |
|
rPM=0.079 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
HIP |
87938 |
|
GL |
NN 4040 |
|
Distance |
14.09 |
|
Distance ly |
45.96 |
|