18123+3106 SLE 141

 
 
18h 12m 18.70s +31 06' 21.2" P.A. 17 sep 6.1 mag 10.50,10.90
 
 
Coord 2000
18123+3106
Discov num
SLE 141
Comp
Coord arcsec 2000
18 12 18.70 +31 06 21.2
Date first
1900
Date last
2018
Obs
15
Pa first
14
Pa last
17
P.A. Now (θ)
17°
Sep first
6.5
Sep last
6.1
Sep. Now (ρ)
6.1"
Mag pri
10.50
Mag sec
10.90
delta mag (ΔM)
0.4
Spectral class
Pri motion ra
+003
Sec motion ra
+007
Pri motion dec
+005
Sec motion dec
+010
Notes
rPM=0.525
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
17.1
Precise sep
6.092
Constellation
Hercules
Tycho2
2622-01018-1
Gaia DR2
18626897664
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18123+3106 SLE 141 2006 7 23 6.4 10.50 10.90 D 181218.70+310621.2
18123+3106 SLE 141 2017 9 17 6.1 10.50 10.90 181218.70+310621.2
18123+3106 SLE 141 2018 11 17 6.1 10.50 10.90 181218.70+310621.2

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