18157+3723 ES 2664

 
 
18H 15M 43.85S +37 22' 17.4" P.A. 83 SEP 9.2 MAG 10.57,10.78
 
 
Coord 2000
18157+3723
Discov num
ES 2664
Comp
Coord arcsec 2000
18 15 43.85 +37 22 17.4
Date first
1923
Date last
2010
Obs
19
Pa first
80
Pa last
83
P.A. Now (θ)
83°
Sep first
9.7
Sep last
9.2
Sep. Now (ρ)
9.2"
Mag pri
10.57
Mag sec
10.78
delta mag (ΔM)
0.21
Spectral class
Pri motion ra
-003
Sec motion ra
-005
Pri motion dec
-004
Sec motion dec
-008
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Lyra
Tycho2
2634-00981-2
last precise pa
83.2
last precise sep
9.2