00424+1721 BPM  17

 
 
00h 42m 22.87s +17 21' 07.1" P.A. 239 sep 118.1 mag 13.10,15.66
 
 
Coord 2000
00424+1721
Discov num
BPM  17
Comp
Coord arcsec 2000
00 42 22.87 +17 21 07.1
Date first
1984
Date last
2010
Obs
4
Pa first
238
Pa last
239
P.A. Now (θ)
239°
Sep first
118.1
Sep last
118.1
Sep. Now (ρ)
118.1"
Mag pri
13.10
Mag sec
15.66
delta mag (ΔM)
2.56
Spectral class
Pri motion ra
+015
Sec motion ra
+016
Pri motion dec
-011
Sec motion dec
-006
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.274 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
238.5
Precise sep
118.06
Constellation
Pisces
last precise pa
238.5
last precise sep
118.06
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00424+1721 BPM 17 2000 2 239 118.1 13.09 15.70 NV 004222.87+172107.1
00424+1721 BPM 17 2010 4 239 118.1 13.10 15.66 NV 004222.87+172107.1

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