00453+5513 BU  492AC

 
 
00h 45m 17.20s +55 13' 17.1" P.A. 26 sep 88.6 mag 5.42,11.34 Sp A2Vs dist. 98.81 pc (322.32 l.y.)
 
 
Coord 2000
00453+5513
Discov num
BU  492
Comp
AC
Coord arcsec 2000
00 45 17.20 +55 13 17.1
Date first
1909
Date last
2015
Obs
7
Pa first
24
Pa last
26
P.A. Now (θ)
26°
Sep first
88.3
Sep last
88.6
Sep. Now (ρ)
88.6"
Mag pri
5.42
Mag sec
11.34
delta mag (ΔM)
5.92
Spectral class
A2Vs (white)
Pri motion ra
-029
Sec motion ra
+001
Pri motion dec
-005
Sec motion dec
-020
Notes
Nature of this double is uncertain.
 
 
00453+5513 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 21677 00453+5513 BU 492 AB 1878 2001 11 167 1.6 5.42 11.50 6.08
Show 21677 00453+5513 BU 492 AC 1909 2015 7 26 88.6 5.42 11.34 5.92 <===
Show 00453+5513 FYM 184 CD 2000 2015 4 91 23.2 11.30 14.00 2.70
Show 00453+5513 FYM 184 DE 2000 2015 4 129 13.7 14.00 15.30 1.30
Quintuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cassiopeia
SAO
21677
HIP
3544
Tycho2
3659-02174-1
HD
4222
HR
196
BD
BD+54 143
Distance
98.81
Distance ly
322.32
last precise pa
26
last precise sep
88.62
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00453+5513 BU 492 AC 2007 5 25 89.1 5.42 10.40 D 004517.20+551317.1
00453+5513 BU 492 AC 2015 7 26 88.6 5.42 11.34 A2Vs 004517.20+551317.1

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