15393+3033 GRV 909

 
 
15h 39m 20.68s +30 33' 51.9" P.A. 262 sep 27 mag 11.59,12.77
 
 
Coord 2000
15393+3033
Discov num
GRV 909
Comp
Coord arcsec 2000
15 39 20.68 +30 33 51.9
Date first
1902
Date last
2010
Obs
6
Pa first
262
Pa last
262
P.A. Now (θ)
262°
Sep first
26.9
Sep last
27.0
Sep. Now (ρ)
27"
Mag pri
11.59
Mag sec
12.77
delta mag (ΔM)
1.18
Spectral class
Pri motion ra
-014
Sec motion ra
-018
Pri motion dec
+018
Sec motion dec
+020
Notes
rPM=0.166 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
262.2
Precise sep
27.01
Cdsa2 id
GRV 909
Constellation
Corona Borealis
Tycho2
2571-00182-1
Ra deg
15.655744444444444
De deg
30.564416666666666
last precise pa
262.2
last precise sep
27.01
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15393+3033 GRV 909 2000 5 262 27.1 11.10 12.30 D 153920.68+303351.9
15393+3033 GRV 909 2002 6 262 27.1 11.10 12.30 D 153920.68+303351.9
15393+3033 GRV 909 2010 6 262 27.0 11.59 12.77 153920.68+303351.9

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