17437+5842 CRB 201

 
 
17h 43m 41.39s +58 42' 24.1" P.A. 189 sep 13.8 mag 16.74,17.17 Sp M1+M1
 
 
Coord 2000
17437+5842
Discov num
CRB 201
Comp
Coord arcsec 2000
17 43 41.39 +58 42 24.1
Date first
1999
Date last
2010
Obs
3
Pa first
188
Pa last
189
P.A. Now (θ)
189°
Sep first
13.9
Sep last
13.8
Sep. Now (ρ)
13.8"
Mag pri
16.74
Mag sec
17.17
delta mag (ΔM)
0.43
Spectral class
M1+M1 (red/red)
Pri motion ra
-013
Sec motion ra
-012
Pri motion dec
+049
Sec motion dec
+048
Notes
V (Proper motion indicates physical)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Draco
last precise pa
188.5
last precise sep
13.83
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17437+5842 CRB 201 1999 1 188 13.9 16.74 17.17 V 174341.39+584224.1
17437+5842 CRB 201 2001 2 189 13.9 16.74 17.17 M1+M1 V 174341.39+584224.1
17437+5842 CRB 201 2010 3 189 13.8 16.74 17.17 M1+M1 V 174341.39+584224.1

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