02370+2439 STFA  5AB (30 Ari)

 
 
02H 37M 00.52S +24 38' 50.0" P.A. 275 SEP 37.8 MAG 6.50,7.02 SP F5V+F7V DIST. 41.75 PC (136.19 L.Y.)
 
 
Coord 2000
02370+2439
Discov num
STFA  5
Comp
AB
Coord arcsec 2000
02 37 00.52 +24 38 50.0
Date first
1777
Date last
2016
Obs
72
Pa first
275
Pa last
275
P.A. Now (θ)
275°
Sep first
41.0
Sep last
37.8
Sep. Now (ρ)
37.8"
Mag pri
6.50
Mag sec
7.02
delta mag (ΔM)
0.52
Spectral class
F5V+F7V (yellow-white/yellow-white)
Pri motion ra
+137
Sec motion ra
+151
Pri motion dec
-015
Sec motion dec
-013
Notes
N Z V (See Notes, Parallax indicates components are physical, Proper motion indicates physical)
rPM=0.093 (< 0.3, Physical double)
This double is physical.
 
 
02370+2439 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 30 Ari 75471 02370+2439 STFA 5 AB 1777 2016 72 275 37.8 6.50 7.02 0.52 <===
Show 75470 02370+2439 RAO 8 BC 2012 2015 7 283 0.6 7.02 11.00 3.98
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name
30 Ari
Constellation
Aries
SAO
75471
HIP
12189
Tycho2
1771-01398-1
HD
16246
HR
765
GC
3140
BD
BD+24 376
Flamsteed
30 Arietis
Flamsteed name
30 Ari
Distance
41.75
Distance ly
136.19
last precise pa
274.7
last precise sep
37.799