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Earth Perihelion & Aphelion 3D Explorer vs alternativas
Earth Perihelion & Aphelion 3D Explorer muestra la forma de la órbita y la curva de distancia juntas en el navegador - los almanaques y herramientas de efemérides ganan en posiciones diarias exactas; los libros de astronomía ganan en la derivación completa.
| Option | Strength | Access | Trade-off |
|---|---|---|---|
| Earth Perihelion & Aphelion 3D (esta página) | Órbita + curva de distancia en vivo, control de día del año, botones de salto | Gratis, en el navegador | Aproximación didáctica; no es una efeméride en vivo |
| Old Farmer's Almanac / hojas de datos de la NASA | Fechas y distancias exactas de perihelio/afelio cada año | Gratis, publicado anualmente | Sin escena 3D interactiva |
| Libros de astronomía | Derivación kepleriana completa y mecánica orbital | Gratis/pago, enfocado en la educación | Sin escena 3D didáctica |
Cifras publicadas clave
| Figure | Value |
|---|---|
| Mean distance (1 AU) | 149,597,870 km |
| Perihelion (early Jan) | about 147.1 million km |
| Aphelion (early Jul) | about 152.1 million km |
| Eccentricity | 0.0167 |
Empieza con la guía paso a paso o cuándo usarlo. Abre Earth Perihelion & Aphelion 3D Explorer.
Equipo editorial de FreetoolOnline
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