18082+0449 BAL2914

 
 
18h 08m 12.87s +04 48' 57.5" P.A. 329 sep 8.9 mag 9.91,12.40 Sp F8
 
 
Coord 2000
18082+0449
Discov num
BAL2914
Comp
Coord arcsec 2000
18 08 12.87 +04 48 57.5
Date first
1910
Date last
2014
Obs
5
Pa first
334
Pa last
329
P.A. Now (θ)
329°
Sep first
9.2
Sep last
8.9
Sep. Now (ρ)
8.9"
Mag pri
9.91
Mag sec
12.40
delta mag (ΔM)
2.49
Spectral class
F8 (yellow-white)
Pri motion ra
+011
Sec motion ra
+006
Pri motion dec
+025
Sec motion dec
+027
Notes
rPM=0.195 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
329.2
Precise sep
8.94
Constellation
Ophiuchus
Tycho2
0439-02596-1
last precise pa
329.2
last precise sep
8.94
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18082+0449 BAL2914 1999 2 328 8.9 9.91 12.40 F8 D 180812.87+044857.5
18082+0449 BAL2914 2000 3 329 8.9 9.91 12.40 F8 D 180812.87+044857.5
18082+0449 BAL2914 2014 4 329 8.9 9.91 12.40 F8 180812.87+044857.5

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