20263+1109 UC 4181

 
 
20h 26m 20.95s +11 08' 46.5" P.A. 356 sep 86.9 mag 15.44,15.69
 
 
Coord 2000
20263+1109
Discov num
UC 4181
Comp
Coord arcsec 2000
20 26 20.95 +11 08 46.5
Date first
2000
Date last
2010
Obs
3
Pa first
356
Pa last
356
P.A. Now (θ)
356°
Sep first
86.6
Sep last
86.9
Sep. Now (ρ)
86.9"
Mag pri
15.44
Mag sec
15.69
delta mag (ΔM)
0.25
Spectral class
Pri motion ra
-091
Sec motion ra
-074
Pri motion dec
+030
Sec motion dec
+047
Notes
V (Proper motion indicates physical)
rPM=0.251 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
356
Precise sep
86.9
Cdsa2 id
UC 4181
Constellation
Delphinus
Ra deg
20.439152777777778
De deg
11.14625
last precise pa
356
last precise sep
86.9
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20263+1109 UC 4181 2000 2 356 86.6 15.40 15.70 V 202620.95+110846.5
20263+1109 UC 4181 2001 2 356 86.7 15.40 15.70 V 202620.95+110846.5
20263+1109 UC 4181 2010 3 356 86.8 15.44 15.69 V 202620.95+110846.5

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