03212+2109 COU 259 (Tau Ari)

 
 
03H 21M 13.63S +21 08' 49.5" P.A. 217 SEP 0.9 MAG 5.34,8.09 SP B5IV DIST. 156.01 PC (508.9 L.Y.)
 
 
Coord 2000
03212+2109
Discov num
COU 259
Comp
Coord arcsec 2000
03 21 13.63 +21 08 49.5
Date first
1968
Date last
2013
Obs
26
Pa first
246
Pa last
217
P.A. Now (θ)
217°
Sep first
0.7
Sep last
0.9
Sep. Now (ρ)
0.9"
Mag pri
5.34
Mag sec
8.09
delta mag (ΔM)
2.75
Spectral class
B5IV (blue-white)
Pri motion ra
+026
Sec motion ra
+026
Pri motion dec
-025
Sec motion dec
-025
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name
Tau Ari
Constellation
Aries
SAO
75886
HIP
15627
Tycho2
1245-01184-1
HD
20756
HR
1005
GC
4007
BD
BD+20 543
Bayer
Tau Arietis
Bayer name
Tau Ari
Flamsteed
61 Arietis
Flamsteed name
61 Ari
Distance
156.01
Distance ly
508.9
last precise pa
216.5
last precise sep
0.91