C/1900 O1 (Borrelly–Brooks)
< C
Comet Borrelly–Brooks photographed by H. K. Palmer on 31 July 1900 | |
| Discovery | |
|---|---|
| Discovered by | Alphonse Borrelly William R. Brooks |
| Discovery date | 23 July 1900 |
| Designations | |
| 1900b 1900 II | |
| Orbital characteristics | |
| Epoch | 15 August 1900 (JD 2415246.5) |
| Observation arc | 94 days |
| Number of observations | 121 |
| Perihelion | 1.015 AU |
| Eccentricity | 1.00032 |
| Orbital period | ~66,000 years (inbound) |
| Inclination | 62.533° |
| 329.41° | |
| Argument of periapsis | 12.423° |
| Last perihelion | 3 August 1900 |
| Earth MOID | 0.0154 AU |
| Jupiter MOID | 3.0621 AU |
| Physical characteristics | |
Mean radius | 0.598 km (0.372 mi) |
| Comet total magnitude (M1) | 8.64 |
| 5.0 (1900 apparition) | |
Comet Borrelly–Brooks, formal designation C/1900 O1, is a hyperbolic comet that was seen throughout the latter half of 1900.