00491+5749 STF  60AE

 
 
00H 49M 06.29S +57 48' 54.7" P.A. 126 SEP 75.6 MAG 3.52,10.15 SP G0V DIST. 5.95 PC (19.41 L.Y.)
 
 
Coord 2000
00491+5749
Discov num
STF  60
Comp
AE
Coord arcsec 2000
00 49 06.29 +57 48 54.7
Date first
1856
Date last
2015
Obs
24
Pa first
118
Pa last
126
P.A. Now (θ)
126°
Sep first
276.2
Sep last
75.6
Sep. Now (ρ)
75.6"
Mag pri
3.52
Mag sec
10.15
delta mag (ΔM)
6.63
Spectral class
G0V (yellow)
Pri motion ra
+114
Sec motion ra
-000
Pri motion dec
-057
Sec motion dec
-000
Notes
N L P (See Notes, Linear solution, 100-year proper motion)
rPM=1
This double is not physical.
 
 
00491+5749 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show Achird 21732 00491+5749 STF 60 AB 1779 2016 1069 325 13.3 3.52 7.36 3.84 Y
Show 21732 00491+5749 STF 60 AC 1912 2000 4 260 225.0 3.52 11.40 7.88
Show 21732 00491+5749 STF 60 AD 1912 2011 7 354 189.4 3.52 12.80 9.28
Show 21732 00491+5749 STF 60 AE 1856 2015 24 126 75.6 3.52 10.15 6.63 <===
Show 21732 00491+5749 STF 60 AF 1913 2000 3 276 378.3 3.52 11.53 8.01
Show 21732 00491+5749 STF 60 AG 1852 2012 18 258 426.0 3.52 9.53 6.01
Show 21732 00491+5749 STF 60 AH 1991 2000 3 355 694.7 3.52 8.41 4.89
Show 21732 00491+5749 SMR 2 AI 2000 2012 7 73 90.3 3.52 11.60 8.08
Show 21732 00491+5749 SMR 2 AJ 2000 2012 5 262 237.1 3.52 12.30 8.78
Show 21732 00491+5749 STF 60 BC 1912 2000 4 257 218.7 7.36 11.40 4.04
Show 21732 00491+5749 STF 60 BD 2000 2000 1 1 172.2 7.36 12.80 5.44
Show 21732 00491+5749 STF 60 BE 1913 2000 3 125 106.1 7.36 10.15 2.79
Show 21732 00491+5749 STF 60 BF 1991 2000 2 275 369.1 7.36 11.53 4.17
Show 21732 00491+5749 STF 60 BG 1991 2000 2 254 404.0 7.36 9.53 2.17
Show 21732 00491+5749 STF 60 BH 1928 2000 4 355 684.7 7.36 8.41 1.05
Show 00491+5749 STF 60 FG 1911 2003 6 188 142.4 11.53 9.53 2.00
Decuple system
10 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cassiopeia
SAO
21732
HIP
3821
Tycho2
3663-02669-1
HD
4614
HR
219
GC
962
GL
Gl 34A
BD
BD+57 150
Bayer
Eta Cassiopeiae
Bayer name
Eta Cas
Flamsteed
24 Cassiopeiae
Flamsteed name
24 Cas
Distance
5.95
Distance ly
19.41
last precise pa
126
last precise sep
75.57