UPSA Object Registry
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27P/Crommelin

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
9.093 au
Eccentricity
0.9193
Inclination
29.22°
Orbital period
27.38 y

Also known as

3 identifiers

27P27P/CrommelinCrommelin

Orbit and body

JPL Small-Body Database · solution by Davide Farnocchia
ClassHTC · near-Earth
Semi-major axis a9.093 au
Eccentricity e0.9193
Inclination i29.22°
Perihelion q / aphelion Q0.734 / 17.45 au
Period10,000 d (27.38 y)
Node Ω / argument ω / M250.96° / 195.96° / 241.87°
Earth MOID0.229 au
Absolute magnitude H—
Diameter— km
Albedo—
Rotation period— h
Spectral type—
Observation arc1956-10-03 → 2012-01-26 · 455 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/27p-crommelin · Registry entry updated 2026-08-14.