16541+2220 CVR 849
16h 54m 08.58s +22° 19' 47.6" P.A. 320.00 sep 9.1 mag 16.50,16.90 Sp M1+M2
| Coord 2000 |
16541+2220 |
|
Discov num |
CVR 849 |
|
Comp |
|
|
Coord arcsec 2000 |
16 54 08.58 +22 19 47.6 |
|
| Date first |
1997 |
|
Date last |
2016 |
|
Obs |
10 |
|
| Pa first |
320 |
|
Pa last |
320.3 |
|
P.A. Now (θ) |
320.3° |
|
| Sep first |
9.1 |
|
Sep last |
9.14 |
|
Sep. Now (ρ) |
9.14" |
|
| Mag pri |
16.50 |
|
Mag sec |
16.90 |
|
delta mag (ΔM) |
0.4 |
|
Spectral class |
M1+M2 (red/red) |
|
| Pri motion ra |
-006 |
|
Sec motion ra |
-007 |
|
| Pri motion dec |
-040 |
|
Sec motion dec |
-040 |
|
| Notes |
V
R
(Proper motion indicates physical, Red magnitudes) |
|
rPM=0.025 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Gaia DR2 |
4565371328787721088 |
|
