02574+6408 MLB 189

 
 
02h 57m 26.72s +64 08' 28.5" P.A. 122 sep 5.5 mag 11.02,12.10
 
 
Coord 2000
02574+6408
Discov num
MLB 189
Comp
Coord arcsec 2000
02 57 26.72 +64 08 28.5
Date first
1904
Date last
2016
Obs
7
Pa first
120
Pa last
122
P.A. Now (θ)
122°
Sep first
5.5
Sep last
5.5
Sep. Now (ρ)
5.5"
Mag pri
11.02
Mag sec
12.10
delta mag (ΔM)
1.08
Spectral class
Pri motion ra
+007
Sec motion ra
+022
Pri motion dec
+025
Sec motion dec
+013
Notes
rPM=0.74
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
122.3
Precise sep
5.478
Constellation
Cassiopeia
Tycho2
4056-01628-1
last precise pa
122.3
last precise sep
5.478
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02574+6408 MLB 189 1999 5 123 5.6 11.02 12.10 D 025726.72+640828.5
02574+6408 MLB 189 2003 6 122 5.6 11.02 12.10 D 025726.72+640828.5
02574+6408 MLB 189 2016 7 122 5.5 11.02 12.10 025726.72+640828.5

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