02499+3824 ES 2454

 
 
02h 49m 52.30s +38 24' 01.5" P.A. 180 sep 7.7 mag 10.75,12.20
 
 
Coord 2000
02499+3824
Discov num
ES 2454
Comp
Coord arcsec 2000
02 49 52.30 +38 24 01.5
Date first
1928
Date last
2014
Obs
9
Pa first
180
Pa last
180
P.A. Now (θ)
180°
Sep first
7.9
Sep last
7.7
Sep. Now (ρ)
7.7"
Mag pri
10.75
Mag sec
12.20
delta mag (ΔM)
1.45
Spectral class
Pri motion ra
+018
Sec motion ra
+017
Pri motion dec
+000
Sec motion dec
-005
Notes
rPM=0.283 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
180.4
Precise sep
7.7
Constellation
Perseus
Tycho2
2845-01570-1
last precise pa
180.4
last precise sep
7.7
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02499+3824 ES 2454 1999 6 180 7.7 10.75 12.20 D 024952.30+382401.5
02499+3824 ES 2454 2002 8 180 7.7 10.75 12.20 D 024952.30+382401.5
02499+3824 ES 2454 2014 9 180 7.7 10.75 12.20 024952.30+382401.5

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