21025+1606 BPM2313

 
 
21h 02m 28.73s +16 06' 11.8" P.A. 221 sep 93.9 mag 14.16,14.86
 
 
Coord 2000
21025+1606
Discov num
BPM2313
Comp
Coord arcsec 2000
21 02 28.73 +16 06 11.8
Date first
1984
Date last
2010
Obs
4
Pa first
221
Pa last
221
P.A. Now (θ)
221°
Sep first
93.9
Sep last
93.9
Sep. Now (ρ)
93.9"
Mag pri
14.16
Mag sec
14.86
delta mag (ΔM)
0.7
Spectral class
Pri motion ra
+016
Sec motion ra
+008
Pri motion dec
-009
Sec motion dec
-006
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.465
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
221.1
Precise sep
93.93
Cdsa2 id
BPM 2313
Constellation
Delphinus
Ra deg
21.04131388888889
De deg
16.10327777777778
last precise pa
221.1
last precise sep
93.93
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21025+1606 BPM2313 1999 2 221 93.9 14.30 14.99 NV 210228.73+160611.8
21025+1606 BPM2313 2001 3 221 94.0 14.30 14.99 NV 210228.73+160611.8
21025+1606 BPM2313 2010 4 221 93.9 14.16 14.86 NV 210228.73+160611.8

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