18206+2126 UC 3554

 
 
18H 20M 38.08S +21 25' 49.1" P.A. 170 SEP 17.2 MAG 11.60,14.90
 
 
Coord 2000
18206+2126
Discov num
UC 3554
Comp
Coord arcsec 2000
18 20 38.08 +21 25 49.1
Date first
2000
Date last
2010
Obs
3
Pa first
170
Pa last
170
P.A. Now (θ)
170°
Sep first
17.4
Sep last
17.2
Sep. Now (ρ)
17.2"
Mag pri
11.60
Mag sec
14.90
delta mag (ΔM)
3.3
Spectral class
Pri motion ra
+034
Sec motion ra
+034
Pri motion dec
-046
Sec motion dec
-064
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.248 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Hercules
Tycho2
1580-00743-1
last precise pa
170.3
last precise sep
17.16