Achernar
Etoso
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star in the constellation Eridanus
estas
duopa stelo[3]
astra fonto de proksim-infraruĝaj radioj[4]
rotacia varia stelo[4]
astra fonto de ultraviolaj radioj[4]
maso
6,7 Suna maso[5]
kataloga numero
α Eri
katalogo: Nomaro de Bayer
WEB 1623[4]
katalogo: Vitesses radiales. Catalogue WEB: Wilson Evans Batten. Radial velocities: The Wilson-Evans-Batten catalogue
70 Eri
katalogo: nomsistemo de Flamsteed
suba astronomia korpo
Alpha Eridani II[7]
distanco al Tero
44,0917107583774 parseko[8]
ebenigo
0,75[9]
stela turniĝa rapido
260 kilometro en sekundo[10]
paralakso
23,39±0,57 miliarksekundo[11]
declination component of proper motion
−38,24±0,5 miliarksekundo en jaro[11]
right ascension component of proper motion
87±0,58 miliarksekundo en jaro[11]
radiusa rapido
18,6±3 kilometro en sekundo[12]
tipo de varia stelo
Lambda Eridani variable
stelklaso
B6Vpe[13]
lumeco
1 076 Suna lumeco
absoluta magnitudo
−2,77
radiuso
7,3 Suna radiuso[16]
en fokuslisto de Vikimedia projekto
Wikipedia:Vital articles/Level/4
dato: 31 okt. 2022
rektascensio
24,428522833 grado[11]
deklinacio
−57,236752806 grado[11]
efektiva temperaturo
15 000 kelvino[13]
surfaca gravito
3 980 centimetro en kvadrata sekundo[18]
aĝo taksita per datada metodo
37,3 megajaro
Komuneja kategorio
Achernar
Referenco
- ↑ Freebase Data Dumps, 28 okt. 2013
- ↑ https://encyklopedia.pwn.pl/haslo/Achernar;3865486.html
- ↑ The close-in companion of the fast rotating Be star Achernar
- ↑ 4,00 4,01 4,02 4,03 4,04 4,05 4,06 4,07 4,08 4,09 4,10 4,11 4,12 4,13 4,14 4,15 4,16 4,17 4,18 4,19 4,20 4,21 4,22 4,23 4,24 4,25 4,26 4,27 4,28 4,29 4,30 4,31 4,32 SIMBAD
- ↑ https://dx.doi.org/10.1051%2F0004-6361%3A200809765
- ↑ inferred from equatorial coordinates
- ↑ Alpha Eridani II
- ↑ https://raw.githubusercontent.com/astronexus/HYG-Database/master/hygxyz.csv
- ↑ https://eso.org/public/unitedkingdom/news/eso0316/
- ↑ TESS observations of Be stars: a new interpretation, SIMBAD
- ↑ 11,0 11,1 11,2 11,3 11,4 Validation of the new Hipparcos reduction, SIMBAD
- ↑ Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system, SIMBAD
- ↑ 13,0 13,1 Spectroscopic analysis of southern B and Be stars, SIMBAD
- ↑ The HYG Database
- ↑ Catalogue of Stellar Photometry in Johnson's 11-color system, SIMBAD
- ↑ https://dx.doi.org/10.1086%2F586895
- ↑ Validation of the new Hipparcos reduction
- ↑ Spectroscopic analysis of southern B and Be stars