C/1911 S3 (Beljawsky)
< C
Comet Beljawsky photographed by Heber D. Curtis in 19 October 1911 | |
| Discovery | |
|---|---|
| Discovered by | Sergei I. Beljawsky |
| Discovery date | 29 September 1911 |
| Designations | |
| 1911 IV, 1911g | |
| Orbital characteristics | |
| Epoch | 11 October 1911 (JD 2419320.5) |
| Observation arc | 140 days |
| Number of observations | 66 |
| Perihelion | 0.3034 AU |
| Semi-major axis | –2064.109 AU |
| Eccentricity | 1.000147 |
| Inclination | 96.466° |
| 89.897° | |
| Argument of periapsis | 71.711° |
| Last perihelion | 10 October 1911 |
| Physical characteristics | |
Mean radius | 1.40 km (0.87 mi) |
| Comet total magnitude (M1) | 5.8 |
| 1.0 (1911 apparition) | |
Comet Beljawsky, formally designated as C/1911 S3, is a comet discovered by the Russian astronomer Sergei Ivanovich Beljawsky on 29 September 1911 and shortly thereafter, it was seen independently by four or five other observers in the United States and probably by others throughout the world.