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
2017-11-20 11:01:04 C 04 06 46.399 -12 24 40.77 L F51
2017-11-20 11:21:39 C 04 06 46.145 -12 24 39.49 L F51
2017-11-20 12:02:53 C 04 06 45.637 -12 24 36.71 L F51
2017-11-21 10:30:37 C 04 06 44.312 -12 22 47.91 U 568
2017-11-21 10:31:59 C 04 06 44.292 -12 22 47.80 U 568
2017-11-21 10:33:20 C 04 06 44.275 -12 22 47.60 U 568
2017-11-21 11:51:25 C 04 06 44.64 -12 21 55.1 U 474
2017-11-21 12:02:56 C 04 06 44.54 -12 21 53.8 U 474
2017-11-21 12:26:55 C 04 06 44.25 -12 21 51.3 U 474
2017-11-21 12:38:26 C 04 06 44.16 -12 21 49.9 U 474
2017-11-22 21:02:36 C 04 06 40.45 -12 18 04.2 q 246
2017-11-22 21:10:31 C 04 06 40.35 -12 18 03.7 q 246
2017-11-23 04:59:36 C 04 06 37.98 -12 15 40.1 u 807
2017-11-23 05:02:14 C 04 06 37.95 -12 15 39.6 u 807
2017-11-23 05:04:51 C 04 06 37.92 -12 15 39.0 u 807
2017-11-23 06:41:33 C 04 06 38.38 -12 16 03.7 o 691
2017-11-23 06:48:04 C 04 06 38.30 -12 16 02.4 o 691
2017-11-23 06:54:34 C 04 06 38.20 -12 16 00.9 o 691
2017-11-24 00:05:45 C 04 06 34.26 -12 12 11.0 S 033
2017-11-24 00:09:05 C 04 06 34.18 -12 12 10.4 S 033
2017-11-24 00:12:23 C 04 06 34.14 -12 12 09.3 S 033
2017-11-24 00:50:24 C 04 06 33.76 -12 11 59.5 S 033
2017-11-28 10:19:06 C 04 06 08.64 -11 26 57.0 U I52
2017-11-28 10:34:16 C 04 06 08.50 -11 26 47.3 U I52
2017-12-01 05:59:05 C 04 05 54.84 -10 34 02.9 u H21
2017-12-01 06:07:28 C 04 05 54.68 -10 33 54.8 u H21
2017-12-01 06:10:12 C 04 05 53.54 -10 32 38.1 U W88
2017-12-01 06:11:56 C 04 05 54.61 -10 33 50.2 u H21
2017-12-01 06:26:55 C 04 05 53.25 -10 32 21.2 U W88
2017-12-05 02:31:05 C 04 05 41.60 -08 32 02.5 U W88
2017-12-05 02:50:03 C 04 05 41.24 -08 31 30.0 U W88
2017-12-05 10:23:01 C 04 05 38.273 -08 19 28.15 U F51
2017-12-05 10:40:16 C 04 05 37.880 -08 18 56.99 U F51
2017-12-05 10:57:31 C 04 05 37.481 -08 18 25.64 U F51
2017-12-05 23:54:52 C 04 05 37.03 -07 54 36.4 U 204
2017-12-06 00:04:58 C 04 05 36.86 -07 54 16.6 U 204
2017-12-06 00:15:02 C 04 05 36.69 -07 53 56.8 U 204
2017-12-06 05:41:57 C 04 05 37.32 -07 43 01.8 u H21
2017-12-06 05:47:15 C 04 05 37.20 -07 42 51.1 u H21
2017-12-06 05:49:46 C 04 05 37.16 -07 42 46.1 u H21
2017-12-06 05:52:17 C 04 05 37.11 -07 42 40.6 u H21
2017-12-06 05:54:48 C 04 05 37.05 -07 42 35.7 u H21
2017-12-06 05:57:19 C 04 05 37.00 -07 42 30.6 u H21
2017-12-06 05:59:50 C 04 05 36.96 -07 42 25.4 u H21
2017-12-06 06:02:22 C 04 05 36.92 -07 42 20.4 u H21
2017-12-06 06:05:54 C 04 05 36.83 -07 42 13.1 u H21
2017-12-07 01:03:03 C 04 05 41.21 -06 59 42.5 U W85
2017-12-07 01:04:46 C 04 05 41.18 -06 59 38.5 U W85
2017-12-07 01:06:29 C 04 05 41.14 -06 59 34.6 U W85
2017-12-07 01:08:12 C 04 05 41.12 -06 59 30.8 U W85
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)