Thusnelda (minor planet designation: 219 Thusnelda) is a typical S-type Main belt asteroid. It was discovered by Johann Palisa on September 30, 1880, in Pola and was named after Thusnelda, wife of Germanic warrior Arminius.
Discovery | |
---|---|
Discovered by | Johann Palisa |
Discovery date | 30 September 1880 |
Designations | |
(219) Thusnelda | |
Pronunciation | /ðʌsˈnɛldə/ |
Named after | Thusnelda |
A880 SA | |
Main belt | |
Orbital characteristics[1] | |
Epoch 31 July 2016 (JD 2457600.5) | |
Uncertainty parameter 0 | |
Observation arc | 117.58 yr (42947 d) |
Aphelion | 2.8796 AU (430.78 Gm) |
Perihelion | 1.8302 AU (273.79 Gm) |
2.3549 AU (352.29 Gm) | |
Eccentricity | 0.22281 |
3.61 yr (1319.9 d) | |
Average orbital speed | 19.41 km/s |
238.118° | |
0° 16m 21.864s / day | |
Inclination | 10.861° |
200.821° | |
142.692° | |
Physical characteristics | |
Dimensions | 40.56±2.7 km[1] 38.279 km[2] |
59.74 h (2.489 d) | |
0.2009±0.030[1] 0.2214 ± 0.0471[2] | |
S[2] (Tholen) | |
9.32,[1] 9.34[2] | |
In 1982, the asteroid was observed using photometry from the La Silla Observatory to generate a composite light curve. The resulting data showed a rotation period of 1.24 days (29.8 h) with a brightness variation of 0.2 in magnitude.[3]