18280+0400 BAL2494

 
 
18h 27m 58.44s +03 59' 28.3" P.A. 72 sep 20.1 mag 10.67,11.35
 
 
Coord 2000
18280+0400
Discov num
BAL2494
Comp
Coord arcsec 2000
18 27 58.44 +03 59 28.3
Date first
1910
Date last
2014
Obs
9
Pa first
74
Pa last
72
P.A. Now (θ)
72°
Sep first
19.9
Sep last
20.1
Sep. Now (ρ)
20.1"
Mag pri
10.67
Mag sec
11.35
delta mag (ΔM)
0.68
Spectral class
Pri motion ra
+009
Sec motion ra
+009
Pri motion dec
+010
Sec motion dec
+012
Notes
rPM=0.133 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
71.6
Precise sep
20.08
Constellation
Ophiuchus
Tycho2
0441-00136-1
last precise pa
71.6
last precise sep
20.08
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18280+0400 BAL2494 2002 6 71 20.3 10.67 11.35 D 182758.44+035928.3
18280+0400 BAL2494 2014 8 72 20.1 10.67 11.35 182758.44+035928.3

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