18578+3852 ES 2573

 
 
18h 57m 48.41s +38 51' 41.5" P.A. 25 sep 4.9 mag 13.19,11.90
 
 
Coord 2000
18578+3852
Discov num
ES 2573
Comp
Coord arcsec 2000
18 57 48.41 +38 51 41.5
Date first
1932
Date last
2010
Obs
5
Pa first
22
Pa last
25
P.A. Now (θ)
25°
Sep first
5.3
Sep last
4.9
Sep. Now (ρ)
4.9"
Mag pri
13.19
Mag sec
11.90
delta mag (ΔM)
1.29
Spectral class
Pri motion ra
+005
Sec motion ra
Pri motion dec
-018
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Lyra
last precise pa
25
last precise sep
4.87
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18578+3852 ES 2573 1998 3 22 4.8 13.19 11.90 D 185748.41+385141.5
18578+3852 ES 2573 2002 4 22 4.9 13.19 11.90 D 185748.41+385141.5
18578+3852 ES 2573 2010 5 23 4.0 13.19 11.90 185748.41+385141.5

If you need more information about this double, apply for a data request form to the WDS.