16541+0004 WIS 306

 
 
16h 54m 08.06s +00 04' 10.7" P.A. 344 sep 757 mag 16.04,17.10
 
 
Coord 2000
16541+0004
Discov num
WIS 306
Comp
Coord arcsec 2000
16 54 08.06 +00 04 10.7
Date first
1999
Date last
2010
Obs
3
Pa first
344
Pa last
344
P.A. Now (θ)
344°
Sep first
757.1
Sep last
757.0
Sep. Now (ρ)
757"
Mag pri
16.04
Mag sec
17.10
delta mag (ΔM)
1.06
Spectral class
Pri motion ra
-204
Sec motion ra
-222
Pri motion dec
-014
Sec motion dec
-042
Notes
V (Proper motion indicates physical)
rPM=0.147 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
343.8
Precise sep
756.997
Cdsa2 id
WIS 306
Constellation
Ophiuchus
Ra deg
16.90223888888889
De deg
0.06963888888888889
last precise pa
343.8
last precise sep
756.997
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16541+0004 WIS 306 2010 2 344 757.0 16.04 17.10 V 165408.06+000410.7

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