18543+4444 DEA 164

 
 
18H 54M 18.54S +44 44' 13.4" P.A. 221 SEP 8.1 MAG 15.80,18.50
 
 
Coord 2000
18543+4444
Discov num
DEA 164
Comp
Coord arcsec 2000
18 54 18.54 +44 44 13.4
Date first
1998
Date last
2013
Obs
2
Pa first
221
Pa last
221
P.A. Now (θ)
221°
Sep first
8.1
Sep last
8.1
Sep. Now (ρ)
8.1"
Mag pri
15.80
Mag sec
18.50
delta mag (ΔM)
2.7
Spectral class
Pri motion ra
-006
Sec motion ra
-006
Pri motion dec
-009
Sec motion dec
-011
Notes
V (Proper motion indicates physical)
rPM=0.16 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Lyra
last precise pa
220.9
last precise sep
8.14