18144+0415 SLE 143

 
 
18h 14m 22.44s +04 14' 35.6" P.A. 42 sep 15.2 mag 11.16,11.70
 
 
Coord 2000
18144+0415
Discov num
SLE 143
Comp
Coord arcsec 2000
18 14 22.44 +04 14 35.6
Date first
1982
Date last
2016
Obs
6
Pa first
42
Pa last
42
P.A. Now (θ)
42°
Sep first
15.8
Sep last
15.2
Sep. Now (ρ)
15.2"
Mag pri
11.16
Mag sec
11.70
delta mag (ΔM)
0.54
Spectral class
Pri motion ra
+001
Sec motion ra
+006
Pri motion dec
+007
Sec motion dec
-003
Notes
rPM=1.581
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
41.8
Precise sep
15.208
Constellation
Ophiuchus
Tycho2
0439-02389-1
last precise pa
41.8
last precise sep
15.208
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18144+0415 SLE 143 2002 3 42 15.5 11.16 11.70 D 181422.44+041435.6
18144+0415 SLE 143 2010 5 42 15.1 11.16 11.70 181422.44+041435.6
18144+0415 SLE 143 2016 6 42 15.2 11.16 11.70 181422.44+041435.6

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