00538+5242 STF  70AB

 
 
00H 53M 47.53S +52 41' 21.6" P.A. 247 SEP 8.1 MAG 6.33,9.49 SP A0 DIST. 88.42 PC (288.43 L.Y.)
 
 
Coord 2000
00538+5242
Discov num
STF  70
Comp
AB
Coord arcsec 2000
00 53 47.53 +52 41 21.6
Date first
1831
Date last
2015
Obs
31
Pa first
243
Pa last
247
P.A. Now (θ)
247°
Sep first
9.0
Sep last
8.1
Sep. Now (ρ)
8.1"
Mag pri
6.33
Mag sec
9.49
delta mag (ΔM)
3.16
Spectral class
A0 (white)
Pri motion ra
+075
Sec motion ra
+075
Pri motion dec
-021
Sec motion dec
-021
Notes
Nature of this double is uncertain.
 
 
00538+5242 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 21814 00538+5242 STF 70 AB 1831 2015 31 247 8.1 6.33 9.49 3.16 <===
Show 21814 00538+5242 STF 70 AC 1903 2011 13 153 74.0 6.33 11.04 4.71
Show 00538+5242 STF 70 CD 1908 2003 4 86 1.5 11.04 11.40 0.36
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cassiopeia
SAO
21814
HIP
4212
Tycho2
3668-00795-1
HD
5128
HR
250
BD
BD+51 179
Distance
88.42
Distance ly
288.43
last precise pa
247.2
last precise sep
8.132