414P/STEREO

414P/STEREO
The comet imaged from the Zwicky Transient Facility on 9 January 2021
Discovery[1]
Discovered bySTEREO-A
Scott Ferguson, et al.
Discovery date11 May 2016
Designations
P/2016 J3, P/2021 A3
Orbital characteristics[2]
Epoch12 October 2022 (JD 2459864.5)
Observation arc9.37 years
Number of
observations
294
Aphelion5.061 AU
Perihelion0.526 AU
Semi-major axis2.794 AU
Eccentricity0.81170
Orbital period4.67 years
Inclination23.391°
257.79°
Argument of
periapsis
210.71°
Mean anomaly131.86°
Last perihelion26 September 2025
Next perihelion2030
TJupiter2.648
Earth MOID0.319 AU
Jupiter MOID0.841 AU
Comet total
magnitude
(M1)
20.5

414P/STEREO is a faint Jupiter-family comet with a 4.67-year orbit around the Sun. It is one of nine comets discovered by the STEREO spacecraft, and one of the first comets recovered with assistance from AI programming.[3]

References

  1. ^ K. Battams; S. Ferguson; M. T. Hui; G. V. Williams (May 2016). D. W. Green (ed.). "Comet P/2016 J3 (STEREO)". Central Bureau for Astronomical Telegrams. 4281. Bibcode:2016CBET.4281....1B.
  2. ^ "414P/STEREO – JPL Small-Body Database Lookup". ssd.jpl.nasa.gov. Jet Propulsion Laboratory. Retrieved 18 December 2025.
  3. ^ D. A. Duev; B. T. Bolin; M. J. Graham; et al. (2021). "Tails: Chasing Comets with the Zwicky Transient Facility and Deep Learning". arXiv:2102.13352 [astro-ph].