02587+5532 HEI 447

 
 
02h 58m 44.63s +55 31' 32.0" P.A. 355 sep 1.9 mag 11.86,12.42
 
 
Coord 2000
02587+5532
Discov num
HEI 447
Comp
Coord arcsec 2000
02 58 44.63 +55 31 32.0
Date first
1961
Date last
2015
Obs
5
Pa first
356
Pa last
355
P.A. Now (θ)
355°
Sep first
1.6
Sep last
1.9
Sep. Now (ρ)
1.9"
Mag pri
11.86
Mag sec
12.42
delta mag (ΔM)
0.56
Spectral class
Pri motion ra
-010
Sec motion ra
-010
Pri motion dec
-016
Sec motion dec
-016
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
355.3
Precise sep
1.86
Constellation
Perseus
Tycho2
3705-00461-1
last precise pa
355.3
last precise sep
1.86
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02587+5532 HEI 447 1991 4 354 1.9 11.86 12.42 025844.63+553132.0
02587+5532 HEI 447 2015 5 351 1.7 11.86 12.42 025844.63+553132.0

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