Comet
Petriew
185P/Petriew
Where is it now
- Distance from Sun
- 5.189 AU
- True anomaly
- 186.51°
- 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
- 3.1 AU
- Eccentricity
- 0.6988
- Inclination
- 14°
- Orbital period
- 5.46 years
- Perihelion
- 0.934 AU
- Aphelion
- 5.267 AU
- Longitude of ascending node
- 214.1°
- Argument of periapsis
- 181.94°
- Epoch · J2000
- JD 2456152.55420 (perihelion)
Visual & observation
- Absolute magnitude (H)
- 13.6
- Spectral type
- JFc
Sources
- orbital elements: JPL SBDB (comets)