UPSA Object Registry
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10021 Henja

Asteroid
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.
Diameter
7.176 km
Absolute magnitude H
14.1
Semi-major axis
2.347 au
Eccentricity
0.173
Inclination
11.68°
Orbital period
3.587 y
Rotation period
3.11 h
Albedo
0.06

Also known as

4 identifiers

1002110021 Henja (1979 QC1)10021 HenjaHenja

Orbit and body

JPL Small-Body Database · solution by Otto Matic
ClassMBA
Semi-major axis a2.347 au
Eccentricity e0.173
Inclination i11.68°
Perihelion q / aphelion Q1.941 / 2.75 au
Period1,310 d (3.587 y)
Node Ω / argument ω / M326.08° / 61.14° / 321.81°
Earth MOID0.971 au
Absolute magnitude H14.1
Diameter7.176 km
Albedo0.06
Rotation period3.11 h
Spectral type—
Observation arc1954-09-23 → 2025-07-27 · 4,487 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/10021-henja · Registry entry updated 2026-08-14.