24P/Schaumasse
Comet Schaumasse imaged on 29 December 2025 | |
| Discovery | |
|---|---|
| Discovered by | Alexandre Schaumasse |
| Discovery site | Nice, France |
| Discovery date | 1 December 1911 |
| Designations | |
| P/1911 X1, P/1919 U1 | |
| |
| Orbital characteristics | |
| Epoch | 21 November 2025 (JD 2461000.5) |
| Observation arc | 66.52 years |
| Number of observations | 1,549 |
| Aphelion | 6.93 AU |
| Perihelion | 1.184 AU |
| Semi-major axis | 4.06 AU |
| Eccentricity | 0.708 |
| Orbital period | 8.18 years |
| Inclination | 11.50° |
| 78.27° | |
| Argument of periapsis | 58.48° |
| Mean anomaly | 354.2° |
| Last perihelion | 8 January 2026 16 November 2017 |
| Next perihelion | 16 March 2034 |
| TJupiter | 2.504 |
| Earth MOID | 0.267 AU |
| Jupiter MOID | 0.457 AU |
| Physical characteristics | |
Mean radius | 0.91 km (0.57 mi) |
| Comet total magnitude (M1) | 14.6 |
| Comet nuclear magnitude (M2) | 15.6 |
| 10.5 (2026-02-15) | |
Comet Schaumasse is a Jupiter-family comet with an 8.2-year orbit around the Sun. It is the first of three comets discovered by French astronomer, Alexandre Schaumasse. It last came to perihelion on 8 January 2026 and will next come to perihelion on 16 March 2034.