03212+2109 COU 259 (Tau Ari)
03h 21m 13.63s +21° 08' 49.5" P.A. 217.00 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 |
2016 |
|
Obs |
28 |
|
Pa first |
246 |
|
Pa last |
216.6 |
|
P.A. Now (θ) |
216.6° |
|
Sep first |
0.7 |
|
Sep last |
0.89 |
|
Sep. Now (ρ) |
0.89" |
|
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 |
|
Gaia DR2 |
61292039470080384 |
|
HD |
20756 |
|
HR |
1005 |
|
GC |
4007 |
|
BD |
BD+20 543 |
|
Bayer |
Tau Arietis |
|
Bayer name |
Tau Ari |
|
Flamsteed |
61 Arietis |
|
Flamsteed name |
61 Ari |
|
FK5 |
1094 |
|
Distance |
156.01 |
|
Distance ly |
508.9 |
|
Bayer greek |
τ Ari |
|