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
Constellation
Aquarius
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.