C/1942 X1 (Whipple–Fedtke–Tevzadze)
The comet on 27–28 January 1943 viewed from the 24-inch reflector of the Yerkes Observatory. | |
| Discovery | |
|---|---|
| Discovered by |
|
| Discovery date | 8 December 1942 |
| Designations | |
| 1943 I | |
| Orbital characteristics | |
| Epoch | 5 February 1943 (JD 2430760.5) |
| Observation arc | 257 days |
| Earliest precovery date | 5 November 1942 |
| Number of observations | 166 |
| Aphelion | ~346 AU |
| Perihelion | 1.354 AU |
| Semi-major axis | ~173 AU |
| Eccentricity | 0.9922 |
| Orbital period | ~1,590 years (inbound) ~2,070 years (outbound) |
| Inclination | 19.713° |
| 100.79° | |
| Argument of periapsis | 39.843° |
| Mean anomaly | –0.001° |
| Last perihelion | 6 February 1943 |
| TJupiter | 1.385 |
| Physical characteristics | |
| 3.2–3.95 (1943 apparition) | |
C/1942 X1 (Whipple–Fedtke–Tevzadze) is a non-periodic comet discovered on 8 December 1942 by Fred Whipple and independently, by Carl Fedtke and Giorgi A. Tevzadze.