15490+5714 GRV1117

 
 
15h 49m 19.11s +57 14' 25.1" P.A. 194 sep 24.3 mag 14.60,16.70
 
 
Coord 2000
15490+5714
Discov num
GRV1117
Comp
Coord arcsec 2000
15 49 19.11 +57 14 25.1
Date first
1999
Date last
2010
Obs
4
Pa first
194
Pa last
194
P.A. Now (θ)
194°
Sep first
24.3
Sep last
24.3
Sep. Now (ρ)
24.3"
Mag pri
14.60
Mag sec
16.70
delta mag (ΔM)
2.1
Spectral class
Pri motion ra
-018
Sec motion ra
-013
Pri motion dec
-021
Sec motion dec
-001
Notes
rPM=0.745
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
193.7
Precise sep
24.28
Constellation
Draco
last precise pa
193.7
last precise sep
24.28
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15490+5714 GRV1117 2000 2 194 24.3 14.60 16.70 D 154919.11+571425.1
15490+5714 GRV1117 2003 3 194 24.0 14.60 16.70 D 154919.11+571425.1
15490+5714 GRV1117 2010 4 194 24.3 14.60 16.70 154919.11+571425.1

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