☄️ Sirona (asteroide 116)
Sirona (asteroid 116) today: 1.557 AU from Earth (232.9 million km), heliocentric distance 2.562 AU, orbital period 4.606 years. Computed via Kepler solver with JPL SBDB osculating elements.
Position now (2026-04-29 08:56 UTC)
| Heliocentric distance: | 2.5616 AU |
| Geocentric distance: | 1.5570 AU (232.9 million km) |
| Geocentric ecliptic longitude: | 223.656° |
| Geocentric ecliptic latitude: | 2.181° |
| RA J2000 (approximate): | 221.872° |
| Dec J2000 (approximate): | -13.854° |
| True anomaly: | 64.181° |
Orbital elements (Keplerian)
| Semi-major axis (a): | 2.7684 AU |
| Eccentricity (e): | 0.13805 |
| Inclination (i): | 3.561° |
| Long. ascending node (Omega): | 63.675° |
| Argument of perihelion (omega): | 93.960° |
| Mean anomaly at epoch (M0): | 16.489° |
| Osculation epoch (JD): | 2461000.5 |
| Orbital period: | 4.606 years |
About Sirona
IAU designation: 116 Sirona. Estimated diameter: 95.38 km. Absolute magnitude H: 7.78.
Asteroide do cinturao principal. Detectavel com telescopio amador.
Limitation
Osculating elements are from epoch 2461000.5 JD. Keplerian propagation ignores perturbations (especially Jupiter for belt asteroids). For precision beyond months, consult JPL Horizons.
See all asteroids, methodology, precision.