| Elnath
|
|
| Elnath se ligging (in die rooi sirkel).
|
| Sterrebeeld |
Bul
|
| Bayer-naam |
Beta Tauri
|
| Spektraaltipe |
B7 III[1]
|
| Soort |
Reusester
|
| Waarnemingsdata (Epog J2000)
|
| Regte klimming |
05h 26m 17.51312s[2]
|
| Deklinasie |
28° 36′ 26.8262″[2]
|
| Skynmagnitude (m) |
1,65[3]
|
| Absolute magnitude (M) |
-1,42[4]
|
| B-V-kleurindeks |
-0,13[3]
|
| U-B-kleurindeks |
-0,49[3]
|
| Besonderhede
|
| Massa (M☉) |
5,0 ± 0,1[5]
|
| Radius (R☉) |
4,2[6]
|
| Ligsterkte (L☉) |
700[7]
|
| Ouderdom (jaar) |
100 ± 10[5]
|
| Temperatuur (K) |
13 824 ± 475[6]
|
| Rotasiespoed (km/s) |
59[8]
|
| Metaalinhoud [Fe/H] |
0,08[8]
|
| Ander name
|
| 112 Tauri, +28°795, FK5 202, HD 35497, HIP 25428, HR 1791, SAO 77168, CCDM 05263+2836, GC 6681
|
|
|
Elnath (ook bekend as Beta Tauri of β Tau) is met sy skynbare magnitude van 1,65 die tweede helderste ster in die sterrebeeld Bul en een van die helderste sterre in die naglug. Dit is ’n chemies uitsonderlike B7-reusester wat 134 ligjare van die Son af is. Dit was voorheen bekend as Gamma Aurigae.
- ↑ Verwysingfout: Invalid
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- ↑ 2,0 2,1 Verwysingfout: Invalid
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- ↑ 3,0 3,1 3,2 Verwysingfout: Invalid
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- ↑ Verwysingfout: Invalid
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- ↑ 5,0 5,1 Verwysingfout: Invalid
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- ↑ 6,0 6,1 Verwysingfout: Invalid
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- ↑ Verwysingfout: Invalid
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- ↑ 8,0 8,1 Verwysingfout: Invalid
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