2017 WX12

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5624713069 ± 1.58e-07
Semi-major axis (a)2.1732770350 AU ± 7.26e-07
Inclination (i)12.48700986° ± 2.03e-06
Long. of Asc. Node (Ω)84.42937719° ± 9.41e-07
Arg. of Perihelion (ω)34.22210800° ± 5.18e-06
Mean Anomaly (M)162.56827044° ± 4.46e-04
Mean Motion (n)0.3076377596°/day ± 1.54e-07
Perihelion dist (q)0.95087106 AU ± 4.67e-07
Aphelion dist (Q)3.39568301 AU ± 1.18e-06
Orbital Period3.20385340 yr ± 1.60e-06
Physical Parameters
H (abs. magnitude)22.12
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.209″
Uncertainty0
Orbit TypeApollo
MOID0.021405 AU
Observations Used199
Radar Obs Used8
Oppositions1
Arc Total2017-2018
First Observation Used2017-11-20
Last Observation Used2018-03-18
Observations (205)
Date Type RA Dec Mag Band Observatory
2017-12-08 04:46:01 C 04 05 37.75 -05 50 05.8 U W87
2017-12-08 04:48:42 C 04 05 39.34 -05 51 46.7 u H21
2017-12-08 04:52:29 C 04 05 39.27 -05 51 36.1 u H21
2017-12-08 04:54:17 C 04 05 37.57 -05 49 42.8 U W87
2017-12-08 04:56:15 C 04 05 39.19 -05 51 25.9 u H21
2017-12-08 05:00:02 C 04 05 39.13 -05 51 15.2 u H21
2017-12-08 05:00:54 C 04 05 37.42 -05 49 24.7 U W87
2017-12-08 05:04:11 C 04 05 39.03 -05 51 04.0 u H21
2017-12-08 05:54:01 C 04 05 36.35 -05 46 56.9 U W85
2017-12-08 06:05:26 C 04 05 36.14 -05 46 25.3 U W85
2017-12-09 06:46:11 C 04 05 42.60 -04 33 40.5 o 691
2017-12-09 07:11:52 C 04 05 42.02 -04 32 16.1 o 691
2017-12-09 07:38:05 C 04 05 41.46 -04 30 49.3 o 691
2017-12-09 07:46:46 C 04 05 41.22 -04 30 20.8 U 703
2017-12-09 07:54:44 C 04 05 41.04 -04 29 55.3 U 703
2017-12-09 08:02:42 C 04 05 40.88 -04 29 28.2 U 703
2017-12-09 08:10:39 C 04 05 40.75 -04 29 02.0 U 703
2017-12-10 09:57:14 C 04 05 45.51 -02 55 16.6 o 291
2017-12-10 10:00:03 C 04 05 45.50 -02 55 05.5 o 291
2017-12-10 10:02:54 C 04 05 45.46 -02 54 53.8 o 291
2017-12-11 09:26:26 C 04 06 00.56 -01 12 30.5 U T05
2017-12-11 09:36:40 C 04 06 00.31 -01 11 41.8 U T05
2017-12-11 09:46:53 C 04 06 00.06 -01 10 53.1 U T05
2017-12-11 09:57:01 C 04 05 59.81 -01 10 04.5 U T05
2017-12-11 21:28:49 C 04 06 09.87 -00 12 57.4 t B49
2017-12-11 21:32:17 C 04 06 09.81 -00 12 39.4 t B49
2017-12-11 21:35:31 C 04 06 09.76 -00 12 22.4 t B49
2017-12-12 00:10:18 C 04 06 07.73 +00 01 02.3 U Z80
2017-12-12 00:16:44 C 04 06 07.71 +00 01 36.8 U Z80
2017-12-12 00:21:58 C 04 06 07.58 +00 02 05.2 U Z80
2017-12-12 00:25:27 C 04 06 07.54 +00 02 23.0 U Z80
2017-12-12 21:25:00 C 04 06 24.79 +02 05 34.3 U L23
2017-12-12 21:28:07 C 04 06 24.75 +02 05 54.3 U L23
2017-12-12 21:31:13 C 04 06 24.69 +02 06 14.0 U L23
2017-12-13 05:46:17 C 04 06 31.69 +03 01 18.9 q H45
2017-12-13 05:47:26 C 04 06 31.65 +03 01 26.4 q H45
2017-12-13 05:48:27 C 04 06 31.64 +03 01 33.4 q H45
2017-12-13 05:50:38 C 04 06 31.60 +03 01 48.5 q H45
2017-12-13 05:52:09 C 04 06 31.57 +03 01 58.9 q H45
2017-12-13 05:53:18 C 04 06 31.55 +03 02 07.1 q H45
2017-12-13 09:12:17 C 04 06 36.63 +03 25 53.9 U T08
2017-12-13 09:22:36 C 04 06 36.36 +03 27 07.2 U T08
2017-12-13 09:32:53 C 04 06 36.12 +03 28 20.1 U T08
2017-12-13 09:43:36 C 04 06 35.86 +03 29 36.2 U T08
2017-12-14 01:24:48 C 04 07 04.36 +05 28 54.8 q G48
2017-12-14 01:26:04 C 04 07 04.33 +05 29 03.0 q G48
2017-12-14 01:27:21 C 04 07 04.35 +05 29 16.6 q G48
2017-12-15 06:42:46 C 04 07 40.19 +10 06 15.7 U 703
2017-12-15 06:50:20 C 04 07 40.10 +10 07 38.2 U 703
2017-12-15 06:57:55 C 04 07 39.99 +10 09 00.5 U 703
Radar Observations (8)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2017-12-15 05:10:00 562774 1 Hz 8560 -14 -14
2017-12-16 04:30:00 42138950 10 us 8560 -14 -14
2017-12-19 02:00:00 333592.147 0.3 Hz 8560 -14 -14
2017-12-19 02:20:00 29283356.82 2 us 8560 -14 -14
2017-12-19 04:30:00 28989393.3 2 us 8560 -14 -14
2017-12-21 02:50:00 28177.133 0.2 Hz 8560 -14 -14
2017-12-21 03:00:00 25642553.038 2 us 8560 -14 -14
2017-12-22 03:40:00 -145174.522 0.15 Hz 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)