50P/Arend
Comet 50P/Arend photographed by George van Biesbroeck on 4 November 1951 | |
| Discovery | |
|---|---|
| Discovered by | Sylvian Arend |
| Discovery date | 4 October 1951 |
| Designations | |
| P/1951 T1, P/1959 N1 | |
| |
| Orbital characteristics | |
| Epoch | 21 November 2025 (JD 2461000.5) |
| Aphelion | 6.252 AU |
| Perihelion | 1.922 AU |
| Semi-major axis | 4.087 AU |
| Eccentricity | 0.5297 |
| Orbital period | 8.26a |
| Inclination | 19.100° |
| Last perihelion | 12 May 2024 |
| Next perihelion | 7 August 2032 |
| Physical characteristics | |
Mean radius | 0.95 km (0.59 mi) |
| 0.04 (assumed) | |
| |
| Comet total magnitude (M1) | 13.9 |
Comet Arend or 50P/Arend is a periodic comet in the Solar System which was discovered on October 4, 1951. It was discovered by astronomer Sylvain Julien Victor Arend at the Royal Observatory of Belgium located in the municipality of Uccle. The comet was illustrated at approximately a magnitude of 14 and also exhibited a nucleus within a coma 14 arc seconds across. It has been observed on its every subsequent apparition since discovery, with the most recent one occurred in 2024. The comet's next perihelion will be in the year 2032.