00049+5832 STF3057

 
 
00h 04m 54.98s +58 31' 55.8" P.A. 298 sep 3.9 mag 6.70,9.30 Sp B3V dist. 840.34 pc (2741.19 l.y.)
 
 
Coord 2000
00049+5832
Discov num
STF3057
Comp
Coord arcsec 2000
00 04 54.98 +58 31 55.8
Date first
1828
Date last
2015
Obs
65
Pa first
302
Pa last
298
P.A. Now (θ)
298°
Sep first
3.5
Sep last
3.9
Sep. Now (ρ)
3.9"
Mag pri
6.70
Mag sec
9.30
delta mag (ΔM)
2.6
Spectral class
B3V (blue-white)
Pri motion ra
+013
Sec motion ra
+009
Pri motion dec
-006
Sec motion dec
-003
Notes
N (See Notes)
rPM=0.349
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
298.4
Precise sep
3.858
Constellation
Cassiopeia
SAO
21062
HIP
398
Tycho2
3664-00929-1
Gaia DR2
423079709165440000
HD
225257
BD
BD+57 2855
Distance
840.34
Distance ly
2741.19
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00049+5832 STF3057 2006 59 298 3.9 6.70 9.30 B3V N D 000454.98+583155.8
00049+5832 STF3057 2009 61 298 3.8 6.70 9.30 B3V N D 000454.98+583155.8
00049+5832 STF3057 2012 62 297 3.8 6.70 9.30 B3V N 000454.98+583155.8
00049+5832 STF3057 2015 65 298 3.9 6.70 9.30 B3V N 000454.98+583155.8

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