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Main-belt asteroid From Wikipedia, the free encyclopedia
469 Argentina is an asteroid that was discovered by Luigi Carnera on 20 February 1901. Its provisional name was 1901 GE.[1] 469 Argentina has an estimated rotation period of 12.3 hours.[6]
Discovery [1] | |
---|---|
Discovered by | Luigi Carnera |
Discovery site | Heidelberg Observatory |
Discovery date | 20 February 1901 |
Designations | |
(469) Argentina | |
Pronunciation | /ɑːrdʒənˈtaɪnə/ |
Named after | Argentina |
1901 GE | |
main belt | |
Adjectives | Argentinian /ɑːrdʒənˈtɪniən/ |
Orbital characteristics [2][3] | |
Epoch 31 July 2016 (JD 2457600.5) | |
Uncertainty parameter 0 | |
Observation arc | 109.08 yr (39840 d) |
Aphelion | 3.68734 AU (551.618 Gm) |
Perihelion | 2.67484 AU (400.150 Gm) |
3.18109 AU (475.884 Gm) | |
Eccentricity | 0.159144 |
5.67 yr (2072.3 d) | |
153.115° | |
0° 10m 25.378s / day | |
Inclination | 11.5955° |
333.476° | |
209.588° | |
Physical characteristics | |
Dimensions | |
62.785±2.8 km | |
Mass | (4.53±1.76)×1018 kg [5] |
Mean density | 4.32±1.75 g/cm3[5] |
0.0399±0.004 [3][4] | |
P [7] | |
8.62 [8] | |
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