15239+3053 LDS4548

 
 
15h 23m 48.68s +30 52' 25.4" P.A. 111 sep 79.4 mag 13.50,19.20
 
 
Coord 2000
15239+3053
Discov num
LDS4548
Comp
Coord arcsec 2000
15 23 48.68 +30 52 25.4
Date first
1960
Date last
2013
Obs
5
Pa first
110
Pa last
111
P.A. Now (θ)
111°
Sep first
82.0
Sep last
79.4
Sep. Now (ρ)
79.4"
Mag pri
13.50
Mag sec
19.20
delta mag (ΔM)
5.7
Spectral class
Pri motion ra
-057
Sec motion ra
-092
Pri motion dec
-044
Sec motion dec
-030
Notes
rPM=0.39
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
110.5
Precise sep
79.44
Constellation
Corona Borealis
Tycho2
2563-01235-1
last precise pa
110.5
last precise sep
79.44
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15239+3053 LDS4548 1960 1 110 82.0 13.50 19.20 152348.68+305225.4
15239+3053 LDS4548 2013 3 111 79.4 13.50 19.20 152348.68+305225.4

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