18442+4321 DEA 409

 
 
18H 44M 14.87S +43 21' 59.2" P.A. 257 SEP 21.1 MAG 16.50,16.00
 
 
Coord 2000
18442+4321
Discov num
DEA 409
Comp
Coord arcsec 2000
18 44 14.87 +43 21 59.2
Date first
1998
Date last
2013
Obs
4
Pa first
257
Pa last
257
P.A. Now (θ)
257°
Sep first
21.3
Sep last
21.1
Sep. Now (ρ)
21.1"
Mag pri
16.50
Mag sec
16.00
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
+025
Sec motion ra
+029
Pri motion dec
+006
Sec motion dec
+009
Notes
V (Proper motion indicates physical)
rPM=0.165 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Lyra
last precise pa
257.1
last precise sep
21.065