653 Berenike
Main-Belt asteroid
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653 Berenike is a main-belt asteroid discovered on 27 November 1907 by Joel Hastings Metcalf at Taunton, Massachusetts.[1] It is named after Berenice II of Egypt, after whom the constellation Coma Berenices is also named. The name may have been inspired by the asteroid's provisional designation 1907 BK.
Discoverydate27 November 1907
Pronunciation/bɛrɪˈnaɪkiː/[2]
| Discovery[1] | |
|---|---|
| Discovered by | Joel Hastings Metcalf |
| Discovery site | Taunton, Massachusetts |
| Discovery date | 27 November 1907 |
| Designations | |
| Pronunciation | /bɛrɪˈnaɪkiː/[2] |
Named after | Berenice II |
| 1907 BK | |
| Main belt[3] | |
| Orbital characteristics[3][4] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 108.38 yr (39584 d) |
| Aphelion | 3.1360 AU (469.14 Gm) |
| Perihelion | 2.8961 AU (433.25 Gm) |
| 3.01609 AU (451.201 Gm) | |
| Eccentricity | 0.039773 |
| 5.24 yr (1913.2 d) | |
| 156.090° | |
| 0° 11m 17.376s / day | |
| Inclination | 11.290° |
| 132.867° | |
| 55.838° | |
| Physical characteristics | |
| Dimensions | 39.22 ± 2.4 km (24.37 ± 1.49 mi) Mean diameter[5] |
| 19.61±1.2 km | |
| 0.2444±0.034[3][5] | |
Berenike is a member of the dynamic Eos family of asteroids that most likely formed as the result of a collisional breakup of a parent body.[8]
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