17065+3126 CVR 856

 
 
17h 06m 30.96s +31 26' 05.5" P.A. 171 sep 18.5 mag 18.50,19.00 Sp M4+M5
 
 
Coord 2000
17065+3126
Discov num
CVR 856
Comp
Coord arcsec 2000
17 06 30.96 +31 26 05.5
Date first
1998
Date last
2010
Obs
3
Pa first
172
Pa last
171
P.A. Now (θ)
171°
Sep first
18.6
Sep last
18.5
Sep. Now (ρ)
18.5"
Mag pri
18.50
Mag sec
19.00
delta mag (ΔM)
0.5
Spectral class
M4+M5 (red/red)
Pri motion ra
-042
Sec motion ra
-041
Pri motion dec
-001
Sec motion dec
+001
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.053 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
171.4
Precise sep
18.52
Constellation
Hercules
last precise pa
171.4
last precise sep
18.52
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17065+3126 CVR 856 2001 1 172 18.7 18.50 19.00 M4+M5 V R 170631.17+312547.1
17065+3126 CVR 856 2010 3 172 18.6 18.50 19.00 M4+M5 V R 170630.96+312605.5

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