C/1857 V1 (Donati–van Arsdale)
< C
| Discovery | |
|---|---|
| Discovered by | Giovanni B. Donati Robert van Arsdale |
| Discovery date | 10 November 1857 |
| Designations | |
| 1857 VI | |
| Orbital characteristics | |
| Epoch | 19 November 1857 (JD 2399638.0641) |
| Observation arc | 39 days |
| Number of observations | 69 |
| Perihelion | 1.009 AU |
| Eccentricity | ~1.000 |
| Inclination | 142.156° |
| 141.307° | |
| Argument of periapsis | 95.102° |
| Last perihelion | 19 November 1857 |
| Comet total magnitude (M1) | 9.9 |
Comet Donati–van Arsdale, formally designated as C/1857 V1, is a parabolic comet co-discovered by Giovanni Battista Donati and Robert van Arsdale a few hours apart on 10 November 1857. It was calculated to have a retrograde trajectory around the Sun.