02470+4906 ES  461

 
 
02h 47m 01.30s +49 05' 35.7" P.A. 342 sep 7.8 mag 9.17,10.30 Sp A0
 
 
Coord 2000
02470+4906
Discov num
ES  461
Comp
Coord arcsec 2000
02 47 01.30 +49 05 35.7
Date first
1898
Date last
2016
Obs
11
Pa first
341
Pa last
342
P.A. Now (θ)
342°
Sep first
7.9
Sep last
7.8
Sep. Now (ρ)
7.8"
Mag pri
9.17
Mag sec
10.30
delta mag (ΔM)
1.13
Spectral class
A0 (white)
Pri motion ra
-010
Sec motion ra
-010
Pri motion dec
-004
Sec motion dec
-006
Notes
rPM=0.171 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
342
Precise sep
7.751
Constellation
Perseus
SAO
38323
Tycho2
3304-00370-1
HD
17174
last precise pa
342
last precise sep
7.751
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02470+4906 ES 461 1999 7 342 7.7 9.17 10.30 A0 D 024701.30+490535.7
02470+4906 ES 461 2010 8 342 7.7 9.17 10.30 A0 D 024701.30+490535.7
02470+4906 ES 461 2016 11 342 7.8 9.17 10.30 A0 024701.30+490535.7

If you need more information about this double, apply for a data request form to the WDS.