☄️ Dejanira (asteroide 157)
Dejanira (asteroid 157) today: 1.603 AU from Earth (239.8 million km), heliocentric distance 2.579 AU, orbital period 4.143 years. Computed via Kepler solver with JPL SBDB osculating elements.
Position now (2026-04-29 08:37 UTC)
| Heliocentric distance: | 2.5794 AU |
| Geocentric distance: | 1.6030 AU (239.8 million km) |
| Geocentric ecliptic longitude: | 204.313° |
| Geocentric ecliptic latitude: | 10.511° |
| RA J2000 (approximate): | 206.358° |
| Dec J2000 (approximate): | 0.365° |
| True anomaly: | 101.388° |
Orbital elements (Keplerian)
| Semi-major axis (a): | 2.5796 AU |
| Eccentricity (e): | 0.19792 |
| Inclination (i): | 12.160° |
| Long. ascending node (Omega): | 62.025° |
| Argument of perihelion (omega): | 46.052° |
| Mean anomaly at epoch (M0): | 40.720° |
| Osculation epoch (JD): | 2461000.5 |
| Orbital period: | 4.143 years |
About Dejanira
IAU designation: 157 Dejanira. Estimated diameter: 19.93 km. Absolute magnitude H: 11.18.
Asteroide do cinturao principal.
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.