20506+3740 SKF1925

 
 
20H 50M 37.76S +37 40' 03.9" P.A. 170 SEP 13.8 MAG 18.20,20.00 SP M:
 
 
Coord 2000
20506+3740
Discov num
SKF1925
Comp
Coord arcsec 2000
20 50 37.76 +37 40 03.9
Date first
1951
Date last
2006
Obs
6
Pa first
170
Pa last
170
P.A. Now (θ)
170°
Sep first
14.2
Sep last
13.8
Sep. Now (ρ)
13.8"
Mag pri
18.20
Mag sec
20.00
delta mag (ΔM)
1.8
Spectral class
M: (red)
Pri motion ra
+028
Sec motion ra
+032
Pri motion dec
+036
Sec motion dec
+052
Notes
rPM=0.27 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cygnus
last precise pa
169.8
last precise sep
13.81