18147+0342 BAL2483

 
 
18h 14m 41.54s +03 42' 05.5" P.A. 198 sep 13 mag 12.00,12.70
 
 
Coord 2000
18147+0342
Discov num
BAL2483
Comp
Coord arcsec 2000
18 14 41.54 +03 42 05.5
Date first
1910
Date last
2012
Obs
12
Pa first
204
Pa last
198
P.A. Now (θ)
198°
Sep first
12.2
Sep last
13.0
Sep. Now (ρ)
13"
Mag pri
12.00
Mag sec
12.70
delta mag (ΔM)
0.7
Spectral class
Pri motion ra
+005
Sec motion ra
+018
Pri motion dec
-007
Sec motion dec
-020
Notes
rPM=0.683
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
198.1
Precise sep
12.96
Constellation
Ophiuchus
Tycho2
0435-00730-1
last precise pa
197.3
last precise sep
12.93
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18147+0342 BAL2483 1999 3 196 12.7 12.00 12.70 D 181441.54+034205.5
18147+0342 BAL2483 2007 4 197 13.2 12.00 12.70 D 181441.54+034205.5
18147+0342 BAL2483 2008 6 197 13.5 12.00 12.70 D 181441.54+034205.5
18147+0342 BAL2483 2010 8 196 12.7 12.00 12.70 181441.54+034205.5
18147+0342 BAL2483 2011 10 197 12.6 12.00 12.70 181441.54+034205.5
18147+0342 BAL2483 2012 12 198 13.0 12.00 12.70 181441.54+034205.5

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