18079+3042 SLE 138

 
 
18h 07m 52.31s +30 41' 56.6" P.A. 330 sep 10.2 mag 11.50,12.30
 
 
Coord 2000
18079+3042
Discov num
SLE 138
Comp
Coord arcsec 2000
18 07 52.31 +30 41 56.6
Date first
1989
Date last
2014
Obs
9
Pa first
327
Pa last
330
P.A. Now (θ)
330°
Sep first
9.8
Sep last
10.2
Sep. Now (ρ)
10.2"
Mag pri
11.50
Mag sec
12.30
delta mag (ΔM)
0.8
Spectral class
Pri motion ra
+001
Sec motion ra
-006
Pri motion dec
-001
Sec motion dec
-003
Notes
rPM=1.085
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
330.4
Precise sep
10.24
Constellation
Hercules
last precise pa
330.4
last precise sep
10.24
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18079+3042 SLE 138 1982 1 308 14.0 11.50 12.30 180752.70+304157.2
18079+3042 SLE 138 1999 1 329 10.1 11.50 12.30 180752.70+304157.2
18079+3042 SLE 138 2011 2 329 10.0 11.50 12.30 180752.70+304157.2
18079+3042 SLE 138 2012 7 329 10.5 11.50 12.30 180752.31+304156.6
18079+3042 SLE 138 2014 9 330 10.2 11.50 12.30 180752.31+304156.6

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