Minor Planet Radar Database
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(2018 BT1)
Classification: ATE [NEO]
H:22.9 mag, G:0.15

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History of Radar Detections
Year Month Transmitter Receiver Frequency Obs
2018 Jan Arecibo Arecibo 2380 [A]

Radar-Based Physical Properties
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Orbital Elements at Epoch 2019-04-27 00:00 TT from MPO438050 (heliocentric ecliptic J2000)
Element Value Units
e 0.3094917
a 0.8649428 AU
i 29.88707 deg
om 121.03113 deg
w 140.72642 deg
ma 92.09055 deg
n 1.22524514 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
2010-01-18 12:56:00 0.27596 275.4 0.1
2013-07-08 18:31:00 0.41824 417.4 0.0
2014-01-21 18:10:00 0.14171 141.4 0.5
2017-07-22 04:11:00 0.38658 385.8 0.0
2018-01-23 05:36:00 0.03926 39.2 42.1
2021-08-03 22:25:00 0.36914 368.4 0.0
2022-01-22 09:53:00 0.12304 122.8 0.8
2025-08-17 07:35:00 0.36897 368.2 0.0
2026-01-18 10:46:00 0.23998 239.5 0.1
2029-08-31 01:13:00 0.39024 389.5 0.0

Link to complete Close-Approach Data on SBDB at JPL