20153+5009 DAM 672

 
 
20H 15M 20.33S +50 08' 33.9" P.A. 252 SEP 6.9 MAG 12.00,12.40
 
 
Coord 2000
20153+5009
Discov num
DAM 672
Comp
Coord arcsec 2000
20 15 20.33 +50 08 33.9
Date first
1899
Date last
2003
Obs
4
Pa first
254
Pa last
252
P.A. Now (θ)
252°
Sep first
7.0
Sep last
6.9
Sep. Now (ρ)
6.9"
Mag pri
12.00
Mag sec
12.40
delta mag (ΔM)
0.4
Spectral class
Pri motion ra
-010
Sec motion ra
-011
Pri motion dec
-005
Sec motion dec
-004
Notes
rPM=0.121 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cygnus
Tycho2
3580-00185-1
last precise pa
251.9
last precise sep
6.924