1264 Letaba

1264 Letaba
Discovery[1]
Discovered byC. Jackson
Discovery siteJohannesburg Obs.
Discovery date21 April 1933
Designations
(1264) Letaba
Named after
Letaba River[2]
(South African river)
1933 HG · 1930 WC
1954 YB · 1962 HJ
1964 VB
main-belt · (outer)[3]
background[4]
Orbital characteristics[1]
Epoch 4 September 2017 (JD 2458000.5)
Uncertainty parameter 0
Observation arc84.54 yr (30,877 days)
Aphelion3.3108 AU
Perihelion2.4225 AU
2.8667 AU
Eccentricity0.1549
4.85 yr (1,773 days)
112.30°
0° 12m 11.16s / day
Inclination24.953°
235.05°
31.529°
Physical characteristics
Dimensions66.040±0.405 km[5]
67.76±17.00 km[6]
67.79±17.67 km[7]
70.180±23.32 km[8]
70.34±0.77 km[9]
73.629±0.870 km[10]
74.35 km (derived)[3]
74.74±2.1 km[11]
12 h[12]
16 h[12]
32.16±0.03 h[13]
32.74±0.02 h (best)[14]
33.27±0.01 h[15]
63.74±0.01 h[16]
0.0407±0.0432[8]
0.0462 (derived)[3]
0.05±0.07[7]
0.05±0.09[6]
0.0725±0.004[11]
0.0746±0.0114[10]
0.082±0.002[9]
0.093±0.027[5]
SMASS = C[1][3]
9.10[9][10][11] · 9.60[3][7] · 9.67[6] · 9.70[1][8] · 9.87±0.22[17]

1264 Letaba, provisional designation 1933 HG, is a carbonaceous asteroid and possible tumbler from the background population of the outer asteroid belt, approximately 70 kilometers in diameter. It was discovered on 21 April 1933, by South African astronomer Cyril Jackson at the Union Observatory in Johannesburg.[18] The asteroid was named for the Letaba River in eastern South Africa.[2]

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  18. ^ Cite error: The named reference MPC-object was invoked but never defined (see the help page).