02407+3846 ALI 756

 
 
02h 40m 47.21s +38 45' 37.6" P.A. 15 sep 8.1 mag 11.40,13.10
 
 
Coord 2000
02407+3846
Discov num
ALI 756
Comp
Coord arcsec 2000
02 40 47.21 +38 45 37.6
Date first
1928
Date last
2015
Obs
9
Pa first
17
Pa last
15
P.A. Now (θ)
15°
Sep first
7.5
Sep last
8.1
Sep. Now (ρ)
8.1"
Mag pri
11.40
Mag sec
13.10
delta mag (ΔM)
1.7
Spectral class
Pri motion ra
+002
Sec motion ra
+001
Pri motion dec
-004
Sec motion dec
-003
Notes
rPM=0.316
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
14.9
Precise sep
8.075
Constellation
Perseus
Tycho2
2845-01479-1
Gaia DR2
334171343511669248
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02407+3846 ALI 756 1998 3 15 8.1 11.40 13.10 D 024047.21+384537.6
02407+3846 ALI 756 2004 6 15 8.1 11.40 13.10 D 024047.21+384537.6
02407+3846 ALI 756 2011 7 15 8.0 11.40 13.10 D 024047.21+384537.6
02407+3846 ALI 756 2015 9 15 8.1 11.40 13.10 024047.21+384537.6

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