16390+5040 CVR 1669
16h 39m 01.20s +50° 39' 49.6" P.A. 23.00 sep 4.8 mag 17.20,17.80 Sp M2+M3
Coord 2000 |
16390+5040 |
|
Discov num |
CVR1669 |
|
Comp |
|
|
Coord arcsec 2000 |
16 39 01.20 +50 39 49.6 |
|
Date first |
1998 |
|
Date last |
2016 |
|
Obs |
6 |
|
Pa first |
23 |
|
Pa last |
22.9 |
|
P.A. Now (θ) |
22.9° |
|
Sep first |
4.8 |
|
Sep last |
4.844 |
|
Sep. Now (ρ) |
4.844" |
|
Mag pri |
17.20 |
|
Mag sec |
17.80 |
|
delta mag (ΔM) |
0.6 |
|
Spectral class |
M2+M3 (red/red) |
|
Pri motion ra |
-017 |
|
Sec motion ra |
|
|
Pri motion dec |
+016 |
|
Sec motion dec |
|
|
Notes |
R
(Red magnitudes) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Gaia DR2 |
1413289435773140992 |
|