03342+4837 BU  787AD

 
 
03h 34m 12.97s +48 37' 02.9" P.A. 180 sep 34.7 mag 7.38,11.75 Sp B9.5V dist. 261.1 pc (851.71 l.y.)
 
 
Coord 2000
03342+4837
Discov num
BU  787
Comp
AD
Coord arcsec 2000
03 34 12.97 +48 37 02.9
Date first
1898
Date last
2010
Obs
9
Pa first
176
Pa last
180
P.A. Now (θ)
180°
Sep first
36.8
Sep last
34.7
Sep. Now (ρ)
34.7"
Mag pri
7.38
Mag sec
11.75
delta mag (ΔM)
4.37
Spectral class
B9.5V (blue-white)
Pri motion ra
+021
Sec motion ra
+022
Pri motion dec
-027
Sec motion dec
+018
Notes
N (See Notes)
rPM=1.316
This double is not physical.
 
 
03342+4837 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 38946 03342+4837 BU 787 AB 1881 2010 17 294 4.8 7.38 11.90 4.52 Y
Show 38946 03342+4837 BU 787 AD 1898 2010 9 180 34.7 7.38 11.75 4.37 <===
Show 38946 03342+4837 ARN 57 AE 1903 2003 10 29 174.8 7.38 8.81 1.43
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
180.3
Precise sep
34.673
Constellation
Perseus
SAO
38946
HIP
16649
Tycho2
3317-00589-1
HD
21931
BD
BD+48 949
Distance
261.1
Distance ly
851.71
last precise pa
180.3
last precise sep
34.673
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
03342+4837 BU 787 AD 1999 6 180 34.8 7.38 10.30 B9.5V N D 033412.97+483702.9
03342+4837 BU 787 AD 2008 7 181 34.8 7.38 10.30 B9.5V N D 033412.97+483702.9
03342+4837 BU 787 AD 2010 8 180 34.2 7.38 10.30 B9.5V N D 033412.97+483702.9

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