UPSA Object Registry
Registry · solar system

338P/McNaught

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
3.903 au
Eccentricity
0.4103
Inclination
25.35°
Orbital period
7.721 y

Also known as

3 identifiers

338P338P/McNaughtMcNaught

Orbit and body

JPL Small-Body Database · solution by Otto Matic
ClassJFc
Semi-major axis a3.903 au
Eccentricity e0.4103
Inclination i25.35°
Perihelion q / aphelion Q2.301 / 5.5 au
Period2,820 d (7.721 y)
Node Ω / argument ω / M9.81° / 4.51° / 57.39°
Earth MOID1.3 au
Absolute magnitude H—
Diameter— km
Albedo—
Rotation period— h
Spectral type—
Observation arc2008-05-10 → 2025-01-22 · 882 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/338p-mcnaught · Registry entry updated 2026-08-14.