17189+7241 CVR 859

 
 
17h 18m 49.36s +72 40' 49.8" P.A. 65 sep 12.3 mag 16.10,17.20 Sp M1+M2
 
 
Coord 2000
17189+7241
Discov num
CVR 859
Comp
Coord arcsec 2000
17 18 49.36 +72 40 49.8
Date first
1999
Date last
2010
Obs
3
Pa first
65
Pa last
65
P.A. Now (θ)
65°
Sep first
12.3
Sep last
12.3
Sep. Now (ρ)
12.3"
Mag pri
16.10
Mag sec
17.20
delta mag (ΔM)
1.1
Spectral class
M1+M2 (red/red)
Pri motion ra
+040
Sec motion ra
+045
Pri motion dec
+017
Sec motion dec
+015
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.114 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
64.7
Precise sep
12.26
Constellation
Draco
last precise pa
64.7
last precise sep
12.26
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17189+7241 CVR 859 2001 1 65 12.3 16.10 17.20 M1+M2 V R 171851.85+724055.1
17189+7241 CVR 859 2010 3 65 12.7 16.10 17.20 M1+M2 V R 171849.36+724049.8

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