C/1983 J1 (Sugano–Saigusa–Fujikawa)
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| Discovery | |
|---|---|
| Discovered by | Matsuo Sugano Yoshikazu Saigusa Shigehisa Fujikawa |
| Discovery date | 8 May 1983 |
| Designations | |
| 1983e, 1983V | |
| Orbital characteristics | |
| Epoch | 15 May 1983 (JD 2445469.5) |
| Observation arc | 39 days |
| Number of observations | 55 |
| Aphelion | 9,600 AU |
| Perihelion | 0.471 AU |
| Semi-major axis | 4,800 AU |
| Eccentricity | 0.9999 |
| Orbital period | 330,000 years |
| Inclination | 96.623° |
| 83.039° | |
| Argument of periapsis | 82.173° |
| Last perihelion | 1 May 1983 |
| TJupiter | -0.097 |
| Earth MOID | 0.049 AU |
| Jupiter MOID | 3.35 AU |
| Physical characteristics | |
Mean radius | 0.37±0.05 km |
Mean density | 450±80 kg/m3 |
| Comet total magnitude (M1) | 12.2 |
| 5.5 (1983 apparition) | |
C/1983 J1 (Sugano–Saigusa–Fujikawa) is a non-periodic comet discovered by Matsuo Sugano, Yoshikazu Saigusa, and Shigehisa Fujikawa on 8 May 1983. The comet approached Earth at a distance of 0.063 AU on 12 June 1983.