17159+5732 CVR 858

 
 
17h 15m 55.56s +57 32' 05.4" P.A. 190 sep 29.6 mag 20.40,20.60 Sp M3+M4
 
 
Coord 2000
17159+5732
Discov num
CVR 858
Comp
Coord arcsec 2000
17 15 55.56 +57 32 05.4
Date first
2000
Date last
2010
Obs
2
Pa first
191
Pa last
190
P.A. Now (θ)
190°
Sep first
29.9
Sep last
29.6
Sep. Now (ρ)
29.6"
Mag pri
20.40
Mag sec
20.60
delta mag (ΔM)
0.2
Spectral class
M3+M4 (red/red)
Pri motion ra
+015
Sec motion ra
+012
Pri motion dec
-044
Sec motion dec
-047
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.087 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
189.8
Precise sep
29.61
Cdsa2 id
CVR 858
Constellation
Draco
Ra deg
17.265433333333334
De deg
57.53483333333333
last precise pa
189.8
last precise sep
29.61
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17159+5732 CVR 858 2000 1 191 29.9 20.40 20.60 M3+M4 V R 171554.88+573136.1
17159+5732 CVR 858 2010 2 191 29.7 20.40 20.60 M3+M4 V R 171555.56+573205.4

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