18122+0442 BAL2919

 
 
18h 12m 12.57s +04 42' 08.7" P.A. 329 sep 6.2 mag 11.30,11.50
 
 
Coord 2000
18122+0442
Discov num
BAL2919
Comp
Coord arcsec 2000
18 12 12.57 +04 42 08.7
Date first
1910
Date last
2000
Obs
4
Pa first
330
Pa last
329
P.A. Now (θ)
329°
Sep first
6.6
Sep last
6.2
Sep. Now (ρ)
6.2"
Mag pri
11.30
Mag sec
11.50
delta mag (ΔM)
0.2
Spectral class
Pri motion ra
+004
Sec motion ra
-001
Pri motion dec
-006
Sec motion dec
-001
Notes
rPM=0.981
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
328.9
Precise sep
6.219
Constellation
Ophiuchus
last precise pa
328.9
last precise sep
6.219
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18122+0442 BAL2919 1999 3 330 6.3 11.30 11.50 D 181212.57+044208.7
18122+0442 BAL2919 2000 4 329 6.2 11.30 11.50 D 181212.57+044208.7
18122+0442 BAL2919 2010 5 329 5.0 11.30 11.50 181212.57+044208.7

If you need more information about this double, apply for a data request form to the WDS.