20416+0017 UC 4258

 
 
20h 41m 35.83s +00 16' 35.9" P.A. 3 sep 46.5 mag 9.89,14.74 Sp G7:
 
 
Coord 2000
20416+0017
Discov num
UC 4258
Comp
Coord arcsec 2000
20 41 35.83 +00 16 35.9
Date first
2000
Date last
2015
Obs
4
Pa first
0
Pa last
3
P.A. Now (θ)
Sep first
47.9
Sep last
46.5
Sep. Now (ρ)
46.5"
Mag pri
9.89
Mag sec
14.74
delta mag (ΔM)
4.85
Spectral class
G7: (yellow)
Pri motion ra
+076
Sec motion ra
+058
Pri motion dec
+044
Sec motion dec
+042
Notes
V (Proper motion indicates physical)
rPM=0.206 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
2.6
Precise sep
46.521
Cdsa2 id
UC 4258
Constellation
Aquarius
Ra deg
20.69328611111111
De deg
0.2766388888888889
last precise pa
2.6
last precise sep
46.521
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20416+0017 UC 4258 2000 2 360 47.9 9.80 14.70 V 204135.83+001635.9
20416+0017 UC 4258 2010 3 2 46.9 9.89 14.74 G7: V 204135.83+001635.9
20416+0017 UC 4258 2015 4 3 46.5 9.89 14.74 G7: V 204135.83+001635.9

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