C/1955 L1 (Mrkos)
< C
Comet Mrkos photographed by Elizabeth Roemer from the Lick Observatory on 17 June 1955. | |
| Discovery | |
|---|---|
| Discovered by | Antonín Mrkos |
| Discovery site | Lomnický štít, Czechoslovakia |
| Discovery date | 12 June 1955 |
| Designations | |
| 1955 III, 1955e | |
| Orbital characteristics | |
| Epoch | 14 July 1955 (JD 2435302.5) |
| Observation arc | 84 days |
| Number of observations | 21 |
| Aphelion | 98.547 AU |
| Perihelion | 0.534 AU |
| Semi-major axis | 49.540 AU |
| Eccentricity | 0.98921 |
| Orbital period | ~350 years |
| Inclination | 86.503° |
| 48.942° | |
| Argument of periapsis | 32.506° |
| Mean anomaly | 0.113° |
| Last perihelion | 4 June 1955 |
| Next perihelion | ~2300s |
| TJupiter | 0.160 |
| Earth MOID | 0.399 AU |
| Jupiter MOID | 0.192 AU |
| Physical characteristics | |
| Comet nuclear magnitude (M2) | 6.6 |
| 4.5 (1955 apparition) | |
Comet Mrkos, formally designated as C/1955 L1, is a long-period comet with an approximately 350-year orbit around the Sun. It is one of several comets discovered by Czech astronomer, Antonín Mrkos.