Comet
duToit-Neujmin-Delporte
57P/duToit-Neujmin-Delporte-A
Where is it now
- Distance from Sun
- 4.168 AU
- True anomaly
- 220.75°
- As of
- 29 August 2026
Two-body Kepler propagation — accurate to ~0.1% for major planets over decades, less so for highly-perturbed bodies. Use JPL Horizons for high precision.
Orbital elements
- Semi-major axis
- 3.452 AU
- Eccentricity
- 0.499
- Inclination
- 2.84°
- Orbital period
- 6.41 years
- Perihelion
- 1.729 AU
- Aphelion
- 5.175 AU
- Longitude of ascending node
- 188.93°
- Argument of periapsis
- 115.23°
- Epoch · J2000
- JD 2452486.65124 (perihelion)
Visual & observation
- Absolute magnitude (H)
- 8.5
- Spectral type
- JFc
Sources
- orbital elements: JPL SBDB (comets)