02510-2100 SEE 20 (Tau2 Eri)
02h 51m 02.35s -21° 00' 14.3" P.A. 127.00 sep 49.6 mag 4.75,15.00 Sp K0III dist. 57.31 pc (186.95 l.y.)
Coord 2000 |
02510-2100 |
|
Discov num |
SEE 20 |
|
Comp |
|
|
Coord arcsec 2000 |
02 51 02.35 -21 00 14.3 |
|
Date first |
1897 |
|
Date last |
2015 |
|
Obs |
6 |
|
Pa first |
128 |
|
Pa last |
127.1 |
|
P.A. Now (θ) |
127.1° |
|
Sep first |
51.9 |
|
Sep last |
49.58 |
|
Sep. Now (ρ) |
49.58" |
|
Mag pri |
4.75 |
|
Mag sec |
15.00 |
|
delta mag (ΔM) |
10.25 |
|
Spectral class |
K0III (yellow-orange) |
|
Pri motion ra |
-039 |
|
Sec motion ra |
|
|
Pri motion dec |
-016 |
|
Sec motion dec |
|
|
Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
Tau2 Eri |
|
Common name |
Angetenar |
|
Constellation |
Eridanus |
|
SAO |
168094 |
|
HIP |
13288 |
|
Tycho2 |
5870-01028-1 |
|
Gaia DR2 |
5127513656557144576 |
|
HD |
17824 |
|
HR |
850 |
|
GC |
3429 |
|
ADS |
2179 |
|
BD |
BD-21 509 |
|
Bayer |
Tau 2 Eridani |
|
Bayer name |
Tau2 Eri |
|
Flamsteed |
2 Eridani |
|
Flamsteed name |
2 Eri |
|
FK5 |
102 |
|
Distance |
57.31 |
|
Distance ly |
186.95 |
|
Bayer greek |
τ2 Eri |
|
Other names |
AN ANCHAT AL NAHR |
|
Meaning |
bend of the River |
|