1580 Betulia
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Discovery and designation
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Discovered by | Johnson, E. L. |
Discovery site | Johannesburg (UO) |
Discovery date | May 22, 1950 |
Designations
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MPC designation | 1580 |
Alternative names[1] | 1950 KA |
Epoch May 14, 2008 | |
Ap | 3.268465159041795 |
Peri | 1.12550179562558 |
Eccentricity | .4877058442917759 |
Orbital period | 1189.429246506845 |
Mean anomaly | 302.9904195628954 |
Inclination | 52.09132036275521 |
Longitude of ascending node | 62.32691089426164 |
Argument of peri | 159.5310408236107 |
Dimensions | 4.57 km [2] |
Rotation period | 6.13836 hr [3] |
Pole ecliptic latitude | 22° [3] |
Pole ecliptic longitude | 136° [3] |
Geometric albedo | 0.077 [2] |
Absolute magnitude | 14.53 [2] |
1580 Betulia (1950 KA) is an Amor asteroid discovered on May 22, 1950 by Ernest Leonard Johnson at Johannesburg (UO). Betulia's shape and orbit have both been accurately determined.[3]
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[edit] Physical properties
At its widest point 1580 Betulia is 6.59 ± .66 km wide however its effective diameter is 5.39 ± .54 km.[3]
[edit] Further reading
- Harris, Alan W.; Mueller, Michael; Delbó, Marco; Busc, Schelte J. (December 2005). "The surface properties of small asteroids: Peculiar Betulia - A case study". Icarus 179: 95–108. doi: .
- Lebofsky, L. A.; Veeder, G. J.; Lebofsky, M. J.; Matson, D. L. (September 1978). "Visual and radiometric photometry of 1580 Betulia". Icarus 35: 336–343. doi: .