18166+0316 J  3325

 
 
18h 16m 34.01s +03 16' 28.8" P.A. 214 sep 2.6 mag 12.30,13.00
 
 
Coord 2000
18166+0316
Discov num
J  3325
Comp
Coord arcsec 2000
18 16 34.01 +03 16 28.8
Date first
1947
Date last
2000
Obs
3
Pa first
200
Pa last
214
P.A. Now (θ)
214°
Sep first
2.9
Sep last
2.6
Sep. Now (ρ)
2.6"
Mag pri
12.30
Mag sec
13.00
delta mag (ΔM)
0.7
Spectral class
Pri motion ra
+005
Sec motion ra
-018
Pri motion dec
+059
Sec motion dec
-013
Notes
rPM=1.277
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
213.7
Precise sep
2.57
Constellation
Ophiuchus
last precise pa
213.7
last precise sep
2.57
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18166+0316 J 3325 1957 2 198 2.6 12.30 13.00 181610.00+031600.0
18166+0316 J 3325 2000 3 214 2.4 12.30 13.00 181634.01+031628.8

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