17087+4226 DAM 895

 
 
17h 08m 42.43s +42 25' 43.3" P.A. 156 sep 7.2 mag 11.80,12.30
 
 
Coord 2000
17087+4226
Discov num
DAM 895
Comp
Coord arcsec 2000
17 08 42.43 +42 25 43.3
Date first
1892
Date last
2015
Obs
9
Pa first
153
Pa last
156
P.A. Now (θ)
156°
Sep first
7.3
Sep last
7.2
Sep. Now (ρ)
7.2"
Mag pri
11.80
Mag sec
12.30
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
+033
Sec motion ra
+029
Pri motion dec
+019
Sec motion dec
+018
Notes
V (Proper motion indicates physical)
rPM=0.108 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
156
Precise sep
7.207
Constellation
Hercules
last precise pa
156
last precise sep
7.207
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17087+4226 DAM 895 2010 6 156 7.3 11.80 12.30 V 170842.43+422543.3
17087+4226 DAM 895 2015 9 156 7.2 11.80 12.30 V 170842.43+422543.3

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