Minor Planet Radar Database
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(1999 TN13)
Classification: APO [NEO]
H:23.6 mag, G:0.15

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History of Radar Detections
Year Month Transmitter Receiver Frequency Obs
1999 Oct Arecibo Arecibo 2380 [A]

Radar-Based Physical Properties

Orbital Elements at Epoch 2019-04-27 00:00 TT from MPO 41582 (heliocentric ecliptic J2000)
Element Value Units
e 0.5259279
a 2.0323796 AU
i 9.49242 deg
om 202.22912 deg
w 217.2206 deg
ma 256.4468 deg
n 0.34017066 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
2026-01-08 17:14:00 0.28754 287.0 0.0
2028-10-01 01:49:00 0.21063 210.2 0.0

Link to complete Close-Approach Data on SBDB at JPL