21P/Giacobini-Zinner Comet
21P/Giacobini-Zinner — comet with 6.55-year orbit, 2 km nucleus. Parent body of Draconid meteor shower. First comet visited by spacecraft (ICE 1985).
View in the 3D map →Data
| Nucleus size | 2 km |
|---|---|
| Orbital period | 6.55 years |
| Perihelion | 1.034 AU |
| Aphelion | 5.994 AU |
| Eccentricity | 0.7061 |
| Discovered | 1900 |
| Next perihelion | 2025-Mar-16 |
| Composition | H2O ice, CO2, CO, Dust |
Details
Parent body of Draconid meteor shower. First comet visited by spacecraft (ICE 1985).
Sources / 数据来源
JPL Small-Body Database / IAU Minor Planet Center