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
Cdsa2 id
CVR 856
Constellation
Hercules
Ra deg
17.108600000000003
De deg
31.43486111111111
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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