19310+7328 GRO   1

 
 
19h 31m 01.84s +73 27' 54.1" P.A. 235 sep 3.2 mag 11.90,12.40
 
 
Coord 2000
19310+7328
Discov num
GRO   1
Comp
Coord arcsec 2000
19 31 01.84 +73 27 54.1
Date first
2003
Date last
2015
Obs
3
Pa first
235
Pa last
235
P.A. Now (θ)
235°
Sep first
3.1
Sep last
3.2
Sep. Now (ρ)
3.2"
Mag pri
11.90
Mag sec
12.40
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
-043
Sec motion ra
-085
Pri motion dec
-039
Sec motion dec
-074
Notes
rPM=0.485
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
234.8
Precise sep
3.169
Constellation
Draco
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19310+7328 GRO 1 2000 1 234 3.4 11.90 12.40 193101.84+732754.1
19310+7328 GRO 1 2004 3 235 3.1 11.90 12.40 193101.84+732754.1
19310+7328 GRO 1 2015 3 235 3.2 11.90 12.40 193101.84+732754.1

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