UPSA
Object Registry
100100 Hekate (A868 NA)100 HekateHekate
| Class | MBA |
|---|---|
| Semi-major axis a | 3.091 au |
| Eccentricity e | 0.168 |
| Inclination i | 6.43° |
| Perihelion q / aphelion Q | 2.571 / 3.61 au |
| Period | 1,980 d (5.421 y) |
| Node Ω / argument ω / M | 127.16° / 183.51° / 359.56° |
| Earth MOID | 1.56 au |
| Absolute magnitude H | 7.73 |
| Diameter | 85.734 km |
| Albedo | 0.205 |
| Rotation period | 27.066 h |
| Spectral type | S (Tholen S) |
| Observation arc | 1871-01-15 → 2026-04-14 · 9,118 observations |
| Archive | Read at (UTC) | Record |
|---|---|---|
| Seeded from the bulk archive load; no per-object fetch yet. | ||
Machine-readable: /api/v1/object/100-hekate · Registry entry updated 2026-08-14.