Panonpoé: Béda antarrépisi
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Révisi nurutkeun 15 Januari 2011 15.37
Data observasi | |
---|---|
Jarak rata-rata ti Marcapada | 150,000,000 km (93,000,000 mi) |
Visual brightness (V) | −26.8m |
Absolute magnitude | 4.8m |
Physical characteristics | |
Diaméter | 1,392,000 km |
Diaméter éelatif (dS/dE) | 109 |
Oblateness | ~9×10-6 |
Lega beungeut | 6.09 × 1012 km² |
Eusi | 1.41 × 1027 m³ |
Massa | 1.9891 × 1030 kg |
Massa rélatif ka Bumi | 333,400 |
Dénsitas | 1.411 g/cm³ |
Dénsitas rélatif ka Bumi | 0.26 |
Dénsitas rélatif ka cai | 1.409 |
Surface gravity | 274 m s-2 |
Relative surface gravity | 27.9 g |
Escape velocity | 618 km/s |
Surface temperature | 5780 K |
Temperature of corona | 5 × 106 K |
Luminosity (LS) | 3.827 × 1026 J s-1 |
Orbital characteristics | |
Period of rotation | |
At equator: | 27d 6h 36m |
At 30° latitude: | 28d 4h 48m |
At 60° latitude: | 30d 19h 12m |
At 75° latitude: | 31d 19h 12m |
Period of orbit around galactic centre |
2.2 × 108 years |
Photospheric composition | |
Hydrogen | 73.46 % |
Helium | 24.85 % |
Oxygen | 0.77 % |
Carbon | 0.29 % |
Iron | 0.16 % |
Neon | 0.12 % |
Nitrogen | 0.09 % |
Silicon | 0.07 % |
Magnesium | 0.05 % |
Sulfur | 0.04 % |
Panonpoé nyaéta béntang na tatasurya urang. Planét Bumi jeung sakabéh dulurna, boh planét terestrial atawa raksasa gas, ngurulingan Panonpoé. Nu séjénna nu ngurilingan Panonpoé kayaning astéroid, météoroid, komét, objék Trans-Neptunius, jeung, tangtu bae, kebul.
Ciri fisik jeung nu séjénna
Panonpoé mangrupakeun béntang nu kaasup kelas spéktral G2, nu hartina béntang ieu téh leuwih badag sarta leuwih panas batan rata-rata, tapi ukuranana leuwih leutik batan béntang raksasa biru. Béntang G2 mibanda umur runtuyan utama kira 10 milyar taun; Panonpoé téh umurna kira geus 5 milyar taun, dumasar nukléokosmokronologi.
Baca ogé
Tumbu kaluar
- Current SOHO snapshots
- Far-Side Helioseismic Holography from Stanford
- NASA Eclipse homepage
- Nasa SOHO (Solar & Heliospheric Observatory) satellite
- Solar Sounds from Stanford
- Spaceweather.com
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