UPSA Object Registry
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141P/Machholz 2-D

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
3.009 au
Eccentricity
0.7511
Inclination
12.81°
Orbital period
5.229 y

Also known as

3 identifiers

141P-D141P/Machholz 2-DMachholz

Orbit and body

JPL Small-Body Database · solution by Davide Farnocchia
ClassJFc · near-Earth
Semi-major axis a3.009 au
Eccentricity e0.7511
Inclination i12.81°
Perihelion q / aphelion Q0.749 / 5.27 au
Period1,910 d (5.229 y)
Node Ω / argument ω / M246.14° / 149.29° / 341.69°
Earth MOID0.108 au
Absolute magnitude H—
Diameter— km
Albedo—
Rotation period— h
Spectral type—
Observation arc1994-08-30 → 2020-12-18 · 157 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/141p-machholz-2-d · Registry entry updated 2026-08-14.