2017 BW

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1397193889 ± 1.52e-08
Semi-major axis (a)1.0756422087 AU ± 2.20e-08
Inclination (i)4.75927101° ± 6.90e-07
Long. of Asc. Node (Ω)142.50544990° ± 8.90e-07
Arg. of Perihelion (ω)70.22843928° ± 6.86e-06
Mean Anomaly (M)256.12277675° ± 8.12e-05
Mean Motion (n)0.8835080735°/day ± 2.71e-08
Perihelion dist (q)0.92535414 AU ± 2.50e-08
Aphelion dist (Q)1.22593028 AU ± 2.99e-08
Orbital Period1.11558266 yr ± 3.42e-08
Physical Parameters
H (abs. magnitude)23.49
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.239″
Uncertainty0
Orbit TypeApollo
MOID0.010498 AU
Observations Used450
Radar Obs Used8
Oppositions1
Arc Total2017-2017
First Observation Used2017-01-19
Last Observation Used2017-10-27
Observations (467)
Date Type RA Dec Mag Band Observatory
2017-02-19 00:35:41 C 16 17 46.71 +41 16 32.2 q J69
2017-02-19 00:42:02 C 16 18 02.57 +41 16 33.3 q J69
2017-02-22 02:45:55 C 18 25 43.63 +35 50 19.6 o K88
2017-02-22 02:48:33 C 18 25 46.28 +35 50 07.3 o K88
2017-02-22 02:51:10 C 18 25 48.96 +35 49 55.3 o K88
2017-02-22 02:56:23 C 18 25 54.28 +35 49 31.5 o K88
2017-02-22 02:59:01 C 18 25 56.95 +35 49 19.1 o K88
2017-08-18 09:08:07 C 02 03 03.50 +06 49 05.9 u H21
2017-08-18 09:23:53 C 02 03 03.94 +06 48 56.0 u H21
2017-08-18 09:45:49 C 02 03 04.44 +06 48 41.4 u H21
2017-10-14 21:28:54 C 00 53 40.26 -16 23 39.4 o K88
2017-10-14 21:52:05 C 00 53 38.00 -16 23 50.4 o K88
2017-10-16 21:39:26 C 00 49 30.99 -16 45 28.9 o K88
2017-10-16 22:02:27 C 00 49 28.90 -16 45 38.0 o K88
2017-10-27 06:25:11 C 00 32 21.85 -17 31 05.7 o 291
2017-10-27 06:37:37 C 00 32 21.10 -17 31 06.1 o 291
2017-10-27 06:50:06 C 00 32 20.33 -17 31 06.1 o 291
Radar Observations (8)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2017-02-11 04:30:00 253914.426 0.5 Hz 8560 -14 -14
2017-02-11 04:40:00 253458.422 0.2 Hz 8560 -14 -14
2017-02-11 05:00:00 20560573.177 10 us 8560 -14 -14
2017-02-11 05:20:00 20525268.408 2 us 8560 -14 -14
2017-02-11 05:50:00 20472633.732 0.125 us 8560 -14 -14
2017-02-14 06:30:00 14279855.81 0.5 us 2380 -1 -1
2017-02-17 06:20:00 3247.55 0.25 Hz 8560 -14 -14
2017-02-17 06:30:00 11882389.95 0.5 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)