17318+5349 BEM  27

 
 
17h 31m 48.06s +53 48' 44.8" P.A. 205 sep 13 mag 11.53,11.81
 
 
Coord 2000
17318+5349
Discov num
BEM  27
Comp
Coord arcsec 2000
17 31 48.06 +53 48 44.8
Date first
1902
Date last
2013
Obs
9
Pa first
204
Pa last
205
P.A. Now (θ)
205°
Sep first
12.8
Sep last
13.0
Sep. Now (ρ)
13"
Mag pri
11.53
Mag sec
11.81
delta mag (ΔM)
0.28
Spectral class
Pri motion ra
-006
Sec motion ra
-009
Pri motion dec
+015
Sec motion dec
+013
Notes
rPM=0.223 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
204.5
Precise sep
13.037
Constellation
Draco
Tycho2
3888-01606-1
last precise pa
204.5
last precise sep
13.042
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17318+5349 BEM 27 1902 3 25 12.7 11.53 11.70 173148.06+534844.5
17318+5349 BEM 27 2008 4 25 13.0 11.53 11.70 173148.06+534844.5
17318+5349 BEM 27 2012 5 25 13.1 11.53 11.70 173148.06+534844.5
17318+5349 BEM 27 2013 9 205 13.0 11.53 11.81 173148.06+534844.8

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