15423+2853 CRB   1

 
 
15h 42m 18.17s +28 52' 39.0" P.A. 222 sep 16.1 mag 12.60,12.70
 
 
Coord 2000
15423+2853
Discov num
CRB   1
Comp
Coord arcsec 2000
15 42 18.17 +28 52 39.0
Date first
1902
Date last
2015
Obs
12
Pa first
223
Pa last
222
P.A. Now (θ)
222°
Sep first
15.9
Sep last
16.1
Sep. Now (ρ)
16.1"
Mag pri
12.60
Mag sec
12.70
delta mag (ΔM)
0.1
Spectral class
Pri motion ra
+019
Sec motion ra
+011
Pri motion dec
+002
Sec motion dec
-002
Notes
rPM=0.468
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
221.7
Precise sep
16.115
Constellation
Corona Borealis
Gaia DR2
1224810598488396032
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15423+2853 CRB 1 2009 7 222 16.2 12.60 12.70 154218.17+285239.0
15423+2853 CRB 1 2010 11 222 16.0 12.60 12.70 154218.17+285239.0
15423+2853 CRB 1 2015 12 222 16.1 12.60 12.70 154218.17+285239.0

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