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Table 2
Spin solution (coordinates in ecliptic and equatorial J2000 reference frames) and shape model parameters.
| Parameter | MPCD | ADAM | Unc. | Unit | |
|---|---|---|---|---|---|
| Sidereal period | Ps | 5.183 641 | 3.9 × 10−5 | h | |
| Longitude | λ | 75.3 | 5 | deg | |
| Latitude | β | +64.2 | 5 | deg | |
| Right ascension | α | 14.3 | 5 | deg | |
| Declination | δ | +83.5 | 5 | deg | |
| Ref. epoch | T0 | 2443750.000 | |||
| Diameter |  |
271 | 274 | 5 | km |
| Volume | V | 1.05 × 107 | 1.08 × 107 | 2 × 105 | km3 |
| Diameter a | a | 363 | 374 | 5 | km |
| Diameter b | b | 249 | 248 | 5 | km |
| Diameter c | c | 191 | 194 | 5 | km |
| Axes ratio | a∕b | 1.46 | 1.51 | 0.03 | |
| Axes ratio | b∕c | 1.30 | 1.28 | 0.04 | |
| Axes ratio | a∕c | 1.90 | 1.93 | 0.05 | |
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