20428+1244 BPM2234

 
 
20h 42m 47.37s +12 44' 17.3" P.A. 331 sep 93.6 mag 13.71,16.04
 
 
Coord 2000
20428+1244
Discov num
BPM2234
Comp
Coord arcsec 2000
20 42 47.37 +12 44 17.3
Date first
1992
Date last
2010
Obs
4
Pa first
331
Pa last
331
P.A. Now (θ)
331°
Sep first
93.6
Sep last
93.6
Sep. Now (ρ)
93.6"
Mag pri
13.71
Mag sec
16.04
delta mag (ΔM)
2.33
Spectral class
Pri motion ra
-006
Sec motion ra
+000
Pri motion dec
-006
Sec motion dec
-007
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.717
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
330.7
Precise sep
93.58
Constellation
Delphinus
last precise pa
330.7
last precise sep
93.58
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20428+1244 BPM2234 1998 2 331 93.4 13.71 16.04 NV 204247.37+124417.3
20428+1244 BPM2234 2001 3 331 93.4 13.71 16.04 NV 204247.37+124417.3
20428+1244 BPM2234 2010 4 331 93.6 13.71 16.04 NV 204247.37+124417.3

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