20404+1143 UC 4253

 
 
20h 40m 25.04s +11 42' 50.2" P.A. 315 sep 19 mag 15.70,16.50
 
 
Coord 2000
20404+1143
Discov num
UC 4253
Comp
Coord arcsec 2000
20 40 25.04 +11 42 50.2
Date first
2000
Date last
2010
Obs
3
Pa first
315
Pa last
315
P.A. Now (θ)
315°
Sep first
19.8
Sep last
19.0
Sep. Now (ρ)
19"
Mag pri
15.70
Mag sec
16.50
delta mag (ΔM)
0.8
Spectral class
Pri motion ra
-055
Sec motion ra
-076
Pri motion dec
-043
Sec motion dec
+001
Notes
V (Proper motion indicates physical)
rPM=0.641
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
314.9
Precise sep
19.01
Cdsa2 id
UC 4253
Constellation
Delphinus
Ra deg
20.673622222222225
De deg
11.713944444444444
last precise pa
314.9
last precise sep
19.01
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20404+1143 UC 4253 2000 2 315 19.8 15.70 16.50 V 204025.04+114250.2
20404+1143 UC 4253 2001 2 315 19.8 15.70 16.50 V 204025.04+114250.2
20404+1143 UC 4253 2010 3 312 19.3 15.70 16.50 V 204025.04+114250.2

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