18243+0347 BAL2490

 
 
18h 24m 16.43s +03 46' 32.9" P.A. 290 sep 19.1 mag 9.62,11.30 Sp K2
 
 
Coord 2000
18243+0347
Discov num
BAL2490
Comp
Coord arcsec 2000
18 24 16.43 +03 46 32.9
Date first
1910
Date last
2010
Obs
7
Pa first
299
Pa last
290
P.A. Now (θ)
290°
Sep first
19.2
Sep last
19.1
Sep. Now (ρ)
19.1"
Mag pri
9.62
Mag sec
11.30
delta mag (ΔM)
1.68
Spectral class
K2 (yellow-orange)
Pri motion ra
+014
Sec motion ra
+002
Pri motion dec
+023
Sec motion dec
-006
Notes
rPM=1.166
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
289.5
Precise sep
19.12
Constellation
Ophiuchus
Tycho2
0441-01275-1
HD
169364
last precise pa
289.5
last precise sep
19.12
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18243+0347 BAL2490 2002 5 290 19.1 9.62 11.30 K2 D 182416.43+034632.9
18243+0347 BAL2490 2010 7 290 19.0 9.62 11.30 K2 182416.43+034632.9

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