13216+1717 COU 56 AB
13h 21m 36.65s +17° 15' 45.4" P.A. 23.00 sep 0.2 mag 10.80,11.40
Coord 2000 |
13216+1717 |
|
Discov num |
COU 56 |
|
Comp |
AB |
|
Coord arcsec 2000 |
13 21 36.65 +17 15 45.4 |
|
Date first |
1965 |
|
Date last |
2014 |
|
Obs |
9 |
|
Pa first |
324 |
|
Pa last |
23.2 |
|
P.A. Now (θ) |
23.2° |
|
Sep first |
0.4 |
|
Sep last |
0.244 |
|
Sep. Now (ρ) |
0.244" |
|
Mag pri |
10.80 |
|
Mag sec |
11.40 |
|
delta mag (ΔM) |
0.6 |
|
Spectral class |
|
|
Pri motion ra |
-053 |
|
Sec motion ra |
|
|
Pri motion dec |
+027 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
13216+1717 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
13 21 37 +17 15 45 |
COU 56 AB |
2014 |
9 |
23 |
0.2 |
10.80 |
11.40 |
0.60 |
|
<=== |
Show |
|
|
13 21 37 +17 15 45 |
GRV 866 AB,C |
2019 |
9 |
296 |
64.2 |
10.32 |
10.99 |
0.67 |
|
|
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Coma Berenices |
|
Tycho2 |
1458-00375-1 |
|
Gaia DR2 |
3746270659702024064 |
|