18573+3925 MLB 857

 
 
18H 57M 16.29S +39 25' 22.2" P.A. 340 SEP 4.6 MAG 12.50,12.80
 
 
Coord 2000
18573+3925
Discov num
MLB 857
Comp
Coord arcsec 2000
18 57 16.29 +39 25 22.2
Date first
1933
Date last
2014
Obs
8
Pa first
341
Pa last
340
P.A. Now (θ)
340°
Sep first
4.1
Sep last
4.6
Sep. Now (ρ)
4.6"
Mag pri
12.50
Mag sec
12.80
delta mag (ΔM)
0.3
Spectral class
Pri motion ra
+007
Sec motion ra
-008
Pri motion dec
-014
Sec motion dec
+018
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Lyra
last precise pa
339.5
last precise sep
4.64