2017 BM123

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2970069101 ± 3.00e-08
Semi-major axis (a)1.3117070261 AU ± 1.82e-09
Inclination (i)7.83483280° ± 1.20e-06
Long. of Asc. Node (Ω)151.34852693° ± 2.28e-06
Arg. of Perihelion (ω)59.80894032° ± 1.01e-05
Mean Anomaly (M)264.60660394° ± 4.48e-06
Mean Motion (n)0.6560803173°/day ± 1.37e-09
Perihelion dist (q)0.92212098 AU ± 3.94e-08
Aphelion dist (Q)1.70129308 AU ± 3.94e-08
Orbital Period1.50229516 yr ± 3.13e-09
NGA Modelr2
A2-9.29327646e-14 ± 8.17e-15 AU/d²
Physical Parameters
H (abs. magnitude)23.81
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.358″
Uncertainty0
Orbit TypeApollo
MOID0.026667 AU
Observations Used362
Radar Obs Used4
Oppositions2
Arc Total2017-2026
First Observation Used2017-01-31
Last Observation Used2026-01-13
Observations (376)
Date Type RA Dec Mag Band Observatory
2023-02-28 19:40:31 B 08 45 47.841 +50 43 44.98 X B72
2023-02-28 19:45:27 B 08 45 47.012 +50 45 15.12 X B72
2023-02-28 20:10:32 C 08 45 42.108 +50 53 01.43 X K87
2023-02-28 20:15:07 C 08 45 41.225 +50 54 24.91 X K87
2023-02-28 20:19:44 C 08 45 40.363 +50 55 49.04 X K87
2023-03-01 19:51:42 C 08 42 41.645 +58 20 40.49 X K87
2023-03-01 20:01:09 C 08 42 39.228 +58 23 49.27 X K87
2023-03-01 20:10:38 C 08 42 36.818 +58 26 57.26 X K87
2023-03-02 20:15:09 B 08 37 33.87 +66 34 09.0 X K19
2023-03-02 20:18:30 B 08 37 32.49 +66 35 18.1 X K19
2023-03-02 20:21:52 B 08 37 30.95 +66 36 27.5 X K19
2023-03-02 21:23:13 C 08 37 01.519 +66 57 18.76 X K87
2023-03-02 21:34:29 C 08 36 56.666 +67 01 10.99 X K87
2023-03-02 21:45:44 C 08 36 51.850 +67 05 02.33 X K87
2023-03-03 19:36:44 B 08 27 44.673 +74 39 05.52 X B72
2023-03-03 19:42:14 B 08 27 40.174 +74 41 01.45 X B72
2023-03-03 19:47:45 B 08 27 35.596 +74 42 57.23 X B72
2023-03-03 19:54:16 B 08 27 28.466 +74 45 21.13 X K74
2023-03-03 20:04:51 B 08 27 19.553 +74 49 02.64 X K74
2023-03-03 20:15:25 B 08 27 10.558 +74 52 44.11 X K74
2023-03-03 20:25:58 B 08 27 01.474 +74 56 24.68 X K74
2023-03-05 19:19:24 C 01 17 19.64 +88 01 01.5 V 204
2023-03-05 19:31:27 C 01 10 41.22 +87 59 14.6 V 204
2026-01-13 04:52:42 C 08 41 48.290 -03 13 53.00 V 807
2026-01-13 05:08:57 C 08 41 47.950 -03 13 54.10 V 807
2026-01-13 05:25:12 C 08 41 47.570 -03 13 55.60 V 807
Radar Observations (4)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2017-02-22 05:33:00 94811.1395 0.2 Hz 2380 -1 -1
2023-03-03 05:30:00 30855227.39 0.5 us 8560 -14 -14
2023-03-05 06:30:00 -104454.8 0.2 Hz 8560 -14 -14
2023-03-05 07:20:00 31726016.434 0.125 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)