Minor Planet Radar Database
  Return to list of asteroid radar detections  

511684 (2015 BN509)
Classification: APO [NEO, PHA]
H:20.7 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
2017 Feb Arecibo Arecibo 2380 [A]
2018 Feb Goldstone Goldstone 8560 [G]

Radar-Based Physical Properties
                 [edit]

Orbital Elements at Epoch 2019-04-27 00:00 TT from MPO472955 (heliocentric ecliptic J2000)
Element Value Units
e 0.5685396
a 1.006632 AU
i 4.15468 deg
om 120.12431 deg
w 143.21376 deg
ma 14.31575 deg
n 0.97588347 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
2010-01-22 05:44:00 0.45048 449.6 0.1
2011-01-25 01:22:00 0.39278 392.0 0.1
2012-01-27 21:07:00 0.33393 333.3 0.2
2013-01-29 16:04:00 0.27432 273.8 0.4
2014-02-01 10:00:00 0.21508 214.7 0.8
2015-02-04 01:50:00 0.15503 154.7 2.6
2016-02-06 14:19:00 0.09602 95.8 14.0
2017-02-07 21:31:00 0.04165 41.6 251.4
2018-02-09 19:59:00 0.03298 32.9 558.4
2019-02-11 11:00:00 0.08430 84.1 22.0
2020-02-12 08:04:00 0.14090 140.6 3.7
2021-02-10 20:11:00 0.19787 197.5 1.1
2022-02-08 09:20:00 0.25312 252.6 0.5
2023-02-04 08:05:00 0.30460 304.0 0.2
2024-01-30 17:58:00 0.35137 350.7 0.1
2024-03-22 22:29:00 0.40387 403.1 0.1
2025-01-25 07:04:00 0.39272 391.9 0.1
2025-04-06 01:26:00 0.44308 442.2 0.1
2026-01-21 03:22:00 0.42908 428.2 0.1
2026-04-15 01:03:00 0.47288 471.9 0.1
2027-01-17 07:15:00 0.46104 460.1 0.1
2027-04-22 19:05:00 0.49690 495.9 0.1
2028-01-13 17:27:00 0.48895 488.0 0.1

Link to complete Close-Approach Data on SBDB at JPL