UPSA Object Registry
Registry · solar system

239P/LINEAR

Comet
harvesting The full record is being pulled from the archives right now — measurement tables, the Gaia row, catalogue photometry. This page will fill itself in.
Semi-major axis
4.47 au
Eccentricity
0.6314
Inclination
11.31°
Orbital period
9.446 y

Also known as

3 identifiers

239P239P/LINEARLINEAR

Orbit and body

JPL Small-Body Database · solution by Otto Matic
ClassJFc
Semi-major axis a4.47 au
Eccentricity e0.6314
Inclination i11.31°
Perihelion q / aphelion Q1.648 / 7.29 au
Period3,450 d (9.446 y)
Node Ω / argument ω / M255.94° / 220.38° / 273.66°
Earth MOID0.681 au
Absolute magnitude H—
Diameter— km
Albedo—
Rotation period— h
Spectral type—
Observation arc1999-11-14 → 2019-04-19 · 365 observations

Provenance

where this card came from
ArchiveRead at (UTC)Record
Seeded from the bulk archive load; no per-object fetch yet.

Machine-readable: /api/v1/object/239p-linear · Registry entry updated 2026-08-14.