UPSA Object Registry
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153P/Ikeya-Zhang

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
51.12 au
Eccentricity
0.9901
Inclination
28.12°
Orbital period
364.1 y

Also known as

3 identifiers

153P153P/Ikeya-ZhangIkeya-Zhang

Orbit and body

JPL Small-Body Database · solution by Davide Farnocchia
ClassCOM
Semi-major axis a51.12 au
Eccentricity e0.9901
Inclination i28.12°
Perihelion q / aphelion Q0.507 / 101.73 au
Period133,000 d (364.1 y)
Node Ω / argument ω / M93.37° / 34.67° / 0.13°
Earth MOID0.332 au
Absolute magnitude H—
Diameter— km
Albedo—
Rotation period— h
Spectral type—
Observation arc2001-08-25 → 2002-10-02 · 1,893 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/153p-ikeya-zhang · Registry entry updated 2026-08-14.