16490-1725 GWP2670

 
 
16h 49m 00.05s -17 25' 07.8" P.A. 9 sep 44.4 mag 15.40,17.60
 
 
Coord 2000
16490-1725
Discov num
GWP2670
Comp
Coord arcsec 2000
16 49 00.05 -17 25 07.8
Date first
1988
Date last
2010
Obs
3
Pa first
10
Pa last
9
P.A. Now (θ)
Sep first
44.2
Sep last
44.4
Sep. Now (ρ)
44.4"
Mag pri
15.40
Mag sec
17.60
delta mag (ΔM)
2.2
Spectral class
Pri motion ra
-022
Sec motion ra
-018
Pri motion dec
-056
Sec motion dec
-050
Notes
V (Proper motion indicates physical)
rPM=0.12 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
9.4
Precise sep
44.37
Cdsa2 id
GWP 2670
Constellation
Ophiuchus
Ra deg
16.816680555555557
De deg
-17.418833333333335
last precise pa
9.4
last precise sep
44.37
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16490-1725 GWP2670 1998 2 9 44.3 15.40 17.60 V 164900.05-172507.8
16490-1725 GWP2670 2010 3 9 44.4 15.40 17.60 V 164900.05-172507.8

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