Boethin
85D/Boethin
Where is it now
- Distance from Sun
- 9.235 AU
- True anomaly
- 180.31°
- As of
- 17 September 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.
In the sky
- Right ascension
- 14h 01m 22s
- Declination
- -14° 56′ 46″
- Constellation
- Virgo
- Distance from Earth
- 10.01 AU
- Elongation from the Sun
- 37.91° — near the Sun — look low at dusk or dawn
Visible from both hemispheres.
From your location
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Two-body approximation, good to about a degree for the planets — enough to find the constellation and know whether it is up.
Orbital elements
- Semi-major axis
- 5.185 AU
- Eccentricity
- 0.7812
- Inclination
- 4.3°
- Orbital period
- 11.81 years
- Perihelion
- 1.135 AU
- Aphelion
- 9.235 AU
- Longitude of ascending node
- 359.4°
- Argument of periapsis
- 37.62°
- Epoch · J2000
- 2454252.5
- Orbit class · JFc
- Jupiter-family comet (P < 20 y)
- Earth MOID · 58.3 LD
- 0.1499 AU
- Tisserand (Jupiter)
- 2.247
Orbit quality
Orbit very uncertain — the object may be effectively lost (uncertainty code 8).
- Observations used
- 51
- Data arc
- 11.07 years
- First observed
- 5 February 1975
- Last observed
- 1 March 1986
- Residual RMS
- 1.66 ″
- Solution · Steven R. Chesley
- 25 September 2007
Discovery & classification
Also known as 85D
Sources
- orbital elements: JPL SBDB