16439+2101 SLW 9008
16h 43m 56.65s +21° 00' 38.1" P.A. 213.00 sep 7.8 mag 15.00,16.80 Sp M2.0+M4.0
| Coord 2000 |
16439+2101 |
|
Discov num |
SLW9008 |
|
Comp |
|
|
Coord arcsec 2000 |
16 43 56.65 +21 00 38.1 |
|
| Date first |
1999 |
|
Date last |
2016 |
|
Obs |
5 |
|
| Pa first |
214 |
|
Pa last |
213.3 |
|
P.A. Now (θ) |
213.3° |
|
| Sep first |
7.8 |
|
Sep last |
7.76 |
|
Sep. Now (ρ) |
7.76" |
|
| Mag pri |
15.00 |
|
Mag sec |
16.80 |
|
delta mag (ΔM) |
1.8 |
|
Spectral class |
M2.0+M4.0 (red/red) |
|
| Pri motion ra |
-034 |
|
Sec motion ra |
-026 |
|
| Pri motion dec |
-091 |
|
Sec motion dec |
-106 |
|
| Notes |
V
(Proper motion indicates physical) |
|
rPM=0.156 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Gaia DR2 |
4564090088504325632 |
|
