17095+2552 DAM 917

 
 
17h 09m 31.23s +25 52' 20.7" P.A. 308 sep 6.2 mag 11.70,12.80
 
 
Coord 2000
17095+2552
Discov num
DAM 917
Comp
Coord arcsec 2000
17 09 31.23 +25 52 20.7
Date first
1907
Date last
2015
Obs
7
Pa first
315
Pa last
308
P.A. Now (θ)
308°
Sep first
6.3
Sep last
6.2
Sep. Now (ρ)
6.2"
Mag pri
11.70
Mag sec
12.80
delta mag (ΔM)
1.1
Spectral class
Pri motion ra
+007
Sec motion ra
+003
Pri motion dec
-017
Sec motion dec
-024
Notes
V (Proper motion indicates physical)
rPM=0.333
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
308.1
Precise sep
6.178
Constellation
Hercules
last precise pa
308.1
last precise sep
6.178
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17095+2552 DAM 917 2010 6 306 6.2 11.70 12.80 V 170931.23+255220.7
17095+2552 DAM 917 2015 7 308 6.2 11.70 12.80 V 170931.23+255220.7

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