18201+0807 SLE 154

 
 
18h 20m 08.93s +08 07' 17.3" P.A. 263 sep 10 mag 11.90,12.24
 
 
Coord 2000
18201+0807
Discov num
SLE 154
Comp
Coord arcsec 2000
18 20 08.93 +08 07 17.3
Date first
1982
Date last
2010
Obs
5
Pa first
259
Pa last
263
P.A. Now (θ)
263°
Sep first
10.5
Sep last
10.0
Sep. Now (ρ)
10"
Mag pri
11.90
Mag sec
12.24
delta mag (ΔM)
0.34
Spectral class
Pri motion ra
+005
Sec motion ra
+006
Pri motion dec
+004
Sec motion dec
+020
Notes
rPM=0.768
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
262.5
Precise sep
10.02
Constellation
Ophiuchus
last precise pa
262.5
last precise sep
10.02
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18201+0807 SLE 154 1982 1 259 10.5 11.20 11.60 182008.30+080747.3
18201+0807 SLE 154 1999 2 262 10.2 11.90 12.23 182008.93+080717.3
18201+0807 SLE 154 2001 3 262 10.2 11.90 12.23 182008.93+080717.3
18201+0807 SLE 154 2010 5 263 9.7 11.90 12.24 182008.93+080717.3

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