15149+5048 ES  775

 
 
15h 14m 49.98s +50 47' 38.8" P.A. 221 sep 6.7 mag 10.90,11.10
 
 
Coord 2000
15149+5048
Discov num
ES  775
Comp
Coord arcsec 2000
15 14 49.98 +50 47 38.8
Date first
1903
Date last
2016
Obs
17
Pa first
221
Pa last
221
P.A. Now (θ)
221°
Sep first
6.9
Sep last
6.7
Sep. Now (ρ)
6.7"
Mag pri
10.90
Mag sec
11.10
delta mag (ΔM)
0.2
Spectral class
Pri motion ra
Sec motion ra
+007
Pri motion dec
Sec motion dec
-006
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
220.7
Precise sep
6.655
Constellation
Bootes
Tycho2
3487-00374-1
last precise pa
220.7
last precise sep
6.655
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15149+5048 ES 775 2000 6 219 6.7 11.07 11.20 D 151449.53+504733.6
15149+5048 ES 775 2003 7 220 6.6 10.90 11.10 151449.98+504738.8
15149+5048 ES 775 2012 9 219 6.6 10.90 11.10 151449.98+504738.8
15149+5048 ES 775 2015 10 220 6.6 10.90 11.10 151449.98+504738.8
15149+5048 ES 775 2016 17 221 6.7 10.90 11.10 151449.98+504738.8

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