Discovery [1] | |
---|---|
Discovered by | P. Wild |
Discovery site | Zimmerwald Obs. |
Discovery date | 6 February 1973 |
Designations | |
(2033) Basilea | |
Named after | Basel (Swiss city)[2] |
1973 CA · 1953 DA 1953 EY · 1955 WD 1955 XD | |
main-belt · (inner) [3] | |
Orbital characteristics [1] | |
Epoch 4 September 2017 (JD 2458000.5) | |
Uncertainty parameter 0 | |
Observation arc | 63.33 yr (23,133 days) |
Aphelion | 2.4734 AU |
Perihelion | 1.9765 AU |
2.2250 AU | |
Eccentricity | 0.1117 |
3.32 yr (1,212 days) | |
191.60° | |
0° 17m 49.2s / day | |
Inclination | 8.4634° |
321.72° | |
134.56° | |
Physical characteristics | |
Dimensions | 5.710±0.088 km[4] 6.25±1.51 km[5] 6.322±0.051 km[6] 7.82 km (calculated)[3] |
6.5287±0.0002 h[a] | |
0.20 (assumed)[3] 0.29±0.13[5] 0.3688±0.0966[6] 0.419±0.088[4] | |
S [3] | |
12.7[6] · 12.9[1][3] · 13.01±0.09[7] · 13.19[5] | |
2033 Basilea, provisional designation 1973 CA, is a stony asteroid from the inner regions of the asteroid belt, approximately 6 kilometers in diameter. It was discovered on 6 February 1973, by astronomer Paul Wild at the Zimmerwald Observatory near Bern, Switzerland.[8] The asteroid was named for the Swiss city of Basel.[2]
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