Asteroid Radar Database
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5645 (1990 SP)
Classification: APO [NEO]
H:17.23 mag, G:0.15

  MPC page for this object   |  JPL SBDB page for this object   |  NEODyS-2 page for this object   |  ESA SSA page for this object  

History of Radar Detections
Year Month Transmitter Receiver Frequency Obs
2020 Oct Goldstone Goldstone 8560 [G]

Radar-Based Physical Properties
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Orbital Elements at Epoch 2024-03-31 00:00 TT from E2024-H76 (heliocentric ecliptic J2000)
Element Value Units
e 0.3872724
a 1.3546239 AU
i 13.50586 deg
om 45.70959 deg
w 48.25829 deg
ma 39.50264 deg
n 0.6251381 deg/d

Link to complete orbital information at Minor Planet Center

Earth Close-Approach Data (+/- 10 years)
date nominal distance RTT SNR/run at Arecibo
2020-10-17 14:56:00 0.14205 141.8 101.2
2024-03-22 10:32:00 0.33835 337.7 4.9
2031-11-10 17:00:00 0.09850 98.3 361.7
2032-04-11 02:04:00 0.45914 458.2 1.7

Link to complete Close-Approach Data on SBDB at JPL