Discovery [1] | |
---|---|
Discovered by | M. F. Wolf |
Discovery site | Heidelberg Obs. |
Discovery date | 20 September 1903 |
Designations | |
(515) Athalia | |
Pronunciation | /æθəˈlaɪə/[2] |
Named after | Athaliah (ancient queen consort)[3] |
1903 ME · 1931 TQ 1937 WO · 1937 WQ 1937 WR · 1937 YH 1953 TD · 1974 QA3 1977 CF | |
main-belt · (outer) Themis [4][5] | |
Orbital characteristics [1] | |
Epoch 4 September 2017 (JD 2458000.5) | |
Uncertainty parameter 0 | |
Observation arc | 113.79 yr (41,562 days) |
Aphelion | 3.6671 AU |
Perihelion | 2.5797 AU |
3.1234 AU | |
Eccentricity | 0.1741 |
5.52 yr (2,016 days) | |
178.72° | |
0° 10m 42.96s / day | |
Inclination | 2.0376° |
121.11° | |
300.16° | |
Physical characteristics | |
Dimensions | 32.75±10.79 km[6] 33.47±10.06 km[7] 38.22 km (SIMPS)[4] 38.80±0.66 km[8] 39.76±1.38 km[9] 41.190±0.146 km[10] 43.0±0.2 km[11] 45.280±0.399 km[12] |
10.636±0.001 h[13] | |
0.0278±0.0045[12] 0.031±0.006[11] 0.037±0.003[9] 0.038±0.005[8] 0.039±0.004[10] 0.0390 (SIMPS)[4] 0.06±0.03[7] 0.07±0.11[6] | |
Tholen = no classification possible [1] SMASS = Cb [1] B–V = 0.875 [1] U–B = 0.415 [1] | |
10.6[11] · 10.76±0.26[14] · 10.89[6] · 11.23[1][4][7][8][9][12] | |
515 Athalia, provisional designation 1903 ME, is a carbonaceous Themistian asteroid from the outer regions of the asteroid belt, approximately 40 kilometers in diameter. It was discovered on 20 September 1903, by German astronomer Max Wolf at the Heidelberg Observatory in southwest Germany.[15] The asteroid was named after the ancient Judahite queen Athaliah.[3]
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