Minor Planet Radar Database
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33 Polyhymnia
Classification:  []
H:8.5 mag, G:0.15

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History of Radar Detections
Year Month Transmitter Receiver Frequency Obs
1985 Sep Arecibo Arecibo 2380 [A]

Radar-Based Physical Properties

Orbital Elements at Epoch 2020-05-31 00:00 TT from MPO502153 (heliocentric ecliptic J2000)
Element Value Units
e 0.3314689
a 2.8740596 AU
i 1.85271 deg
om 8.45943 deg
w 338.41448 deg
ma 62.91487 deg
n 0.20228348 deg/d

Link to complete orbital information at Minor Planet Center