18213+3920 HJ 1321

 
 
18H 21M 20.43S +39 19' 23.3" P.A. 77 SEP 10.4 MAG 10.22,11.20
 
 
Coord 2000
18213+3920
Discov num
HJ 1321
Comp
Coord arcsec 2000
18 21 20.43 +39 19 23.3
Date first
1828
Date last
2006
Obs
16
Pa first
96
Pa last
77
P.A. Now (θ)
77°
Sep first
8.0
Sep last
10.4
Sep. Now (ρ)
10.4"
Mag pri
10.22
Mag sec
11.20
delta mag (ΔM)
0.98
Spectral class
Pri motion ra
-002
Sec motion ra
+021
Pri motion dec
-016
Sec motion dec
-004
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Lyra
Tycho2
3104-00234-1
last precise pa
76.8
last precise sep
10.369