289P/Blanpain
| Use attributes for filter ! | |
| Orbital period | 1,971 days |
|---|---|
| Discovered | December 28, 1819 |
| Absolute magnitude | 21. 1 |
| Semimajor axis | 2. 99 m |
| Last perihelion | 2014-08-28; 2009-04-30 |
| Discoverer | Jean-Jacques Blanpain |
| Orbital eccentricity | 0. 702 |
| Date of Reg. | |
| Date of Upd. | |
| ID | 3005829 |
About 289P/Blanpain
289P/Blanpain, formerly D/1819 W1 is a short-period comet that was discovered by Jean-Jacques Blanpain on November 28, 1819. Blanpain described the comet as having a "very small and confused nucleus". Another independent discovery was made on December 5 of that year by J. L. Pons.