16580+4931 CVR 1684
16h 58m 00.82s +49° 31' 13.9" P.A. 169.00 sep 4.0 mag 17.20,17.30 Sp K7+M0
| Coord 2000 |
16580+4931 |
|
Discov num |
CVR1684 |
|
Comp |
|
|
Coord arcsec 2000 |
16 58 00.82 +49 31 13.9 |
|
| Date first |
1998 |
|
Date last |
2015 |
|
Obs |
5 |
|
| Pa first |
169 |
|
Pa last |
169.1 |
|
P.A. Now (θ) |
169.1° |
|
| Sep first |
4.1 |
|
Sep last |
4.045 |
|
Sep. Now (ρ) |
4.045" |
|
| Mag pri |
17.20 |
|
Mag sec |
17.30 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
K7+M0 (yellow-orange/red) |
|
| Pri motion ra |
-017 |
|
Sec motion ra |
-019 |
|
| Pri motion dec |
+019 |
|
Sec motion dec |
+025 |
|
| Notes |
V
R
(Proper motion indicates physical, Red magnitudes) |
|
rPM=0.201 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Gaia DR2 |
1409384107910097664 |
|
