UPSA Object Registry
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211P/Hill

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
3.559 au
Eccentricity
0.3392
Inclination
18.89°
Orbital period
6.708 y

Also known as

3 identifiers

211P211P/HillHill

Orbit and body

JPL Small-Body Database · solution by Otto Matic
ClassJFc
Semi-major axis a3.559 au
Eccentricity e0.3392
Inclination i18.89°
Perihelion q / aphelion Q2.352 / 4.77 au
Period2,450 d (6.708 y)
Node Ω / argument ω / M117.27° / 4.34° / 260.47°
Earth MOID1.37 au
Absolute magnitude H—
Diameter— km
Albedo—
Rotation period— h
Spectral type—
Observation arc2003-03-24 → 2023-04-22 · 854 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/211p-hill · Registry entry updated 2026-08-14.