20523+1841 UC 4314

 
 
20h 52m 16.32s +18 40' 39.1" P.A. 180 sep 49.2 mag 16.10,16.60
 
 
Coord 2000
20523+1841
Discov num
UC 4314
Comp
Coord arcsec 2000
20 52 16.32 +18 40 39.1
Date first
2000
Date last
2010
Obs
3
Pa first
180
Pa last
180
P.A. Now (θ)
180°
Sep first
49.1
Sep last
49.2
Sep. Now (ρ)
49.2"
Mag pri
16.10
Mag sec
16.60
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
-065
Sec motion ra
-052
Pri motion dec
-004
Sec motion dec
-010
Notes
V (Proper motion indicates physical)
rPM=0.22 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
180.2
Precise sep
49.24
Cdsa2 id
UC 4314
Constellation
Delphinus
Ra deg
20.8712
De deg
18.67752777777778
last precise pa
180.2
last precise sep
49.24
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20523+1841 UC 4314 2000 2 180 49.1 16.10 16.60 V 205216.32+184039.1
20523+1841 UC 4314 2001 2 181 49.2 16.10 16.60 V 205216.32+184039.1
20523+1841 UC 4314 2010 3 180 49.6 16.10 16.60 V 205216.32+184039.1

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