17389+0320 BAL2447

 
 
17h 38m 55.63s +03 19' 33.8" P.A. 331 sep 4.4 mag 12.17,13.00
 
 
Coord 2000
17389+0320
Discov num
BAL2447
Comp
Coord arcsec 2000
17 38 55.63 +03 19 33.8
Date first
1910
Date last
2000
Obs
4
Pa first
340
Pa last
331
P.A. Now (θ)
331°
Sep first
4.3
Sep last
4.4
Sep. Now (ρ)
4.4"
Mag pri
12.17
Mag sec
13.00
delta mag (ΔM)
0.83
Spectral class
Pri motion ra
+011
Sec motion ra
-013
Pri motion dec
-006
Sec motion dec
+030
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Ophiuchus
Tycho2
0419-01707-1
last precise pa
331.4
last precise sep
4.358
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17389+0320 BAL2447 2000 3 331 4.4 12.17 13.00 D 173855.63+031933.8

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