418849 (2008 WM64)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1063807079 ± 1.75e-08
Semi-major axis (a)1.0059771785 AU ± 2.92e-10
Inclination (i)33.52300852° ± 6.68e-06
Long. of Asc. Node (Ω)91.42917188° ± 6.33e-07
Arg. of Perihelion (ω)256.77340913° ± 1.57e-06
Mean Anomaly (M)36.71145430° ± 3.98e-06
Mean Motion (n)0.9768549543°/day ± 4.25e-10
Perihelion dist (q)0.89896061 AU ± 1.76e-08
Aphelion dist (Q)1.11299374 AU ± 1.76e-08
Orbital Period1.00897915 yr ± 4.39e-10
Physical Parameters
H (abs. magnitude)20.47
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.283″
Uncertainty0
Orbit TypeApollo
MOID0.034485 AU
Observations Used292
Radar Obs Used5
Oppositions1
Arc Total2008-2024
First Observation Used2008-11-24
Last Observation Used2024-01-11
Observations (328)
Date Type RA Dec Mag Band Observatory
2015-12-16 12:33:06 C 10 47 57.40 +03 48 22.9 R G45
2015-12-16 12:40:54 C 10 47 58.80 +03 49 42.2 R G45
2015-12-16 12:49:18 C 10 48 00.31 +03 51 07.5 R G45
2015-12-16 12:57:21 C 10 48 01.75 +03 52 29.2 R G45
2015-12-18 12:11:13 C 10 57 54.32 +12 18 52.7 R G45
2015-12-18 12:19:07 C 10 57 55.96 +12 20 21.5 R G45
2015-12-18 12:27:07 C 10 57 57.59 +12 21 51.4 R G45
2015-12-18 12:35:28 C 10 57 59.29 +12 23 25.0 R G45
2015-12-18 12:44:09 C 10 58 01.05 +12 25 02.5 R G45
2015-12-18 12:52:26 C 10 58 02.75 +12 26 35.7 R G45
2016-12-23 01:59:57 C 10 30 29.39 +39 05 57.3 q 160
2016-12-23 02:01:59 C 10 30 29.75 +39 06 35.3 q 160
2016-12-23 02:04:03 C 10 30 30.30 +39 07 12.1 q 160
2016-12-24 12:42:13 C 10 39 04.03 +49 17 27.0 L T05
2016-12-24 12:55:57 C 10 39 07.19 +49 21 15.4 L T05
2016-12-24 12:58:13 C 10 39 07.72 +49 21 52.9 L T05
2016-12-24 13:12:52 C 10 39 11.11 +49 25 56.2 L T05
2016-12-24 13:15:04 C 10 39 11.61 +49 26 32.8 L T05
2016-12-24 13:29:34 C 10 39 14.91 +49 30 32.9 L T05
2016-12-24 13:31:47 C 10 39 15.39 +49 31 10.3 L T05
2016-12-24 13:48:30 C 10 39 19.24 +49 35 45.5 L T05
2016-12-29 11:11:17 C 11 29 15.98 +73 18 53.4 q H45
2016-12-29 11:12:18 C 11 29 16.53 +73 19 01.6 q H45
2016-12-29 11:13:11 C 11 29 17.15 +73 19 09.0 q H45
2016-12-29 11:14:11 C 11 29 17.64 +73 19 16.9 q H45
2016-12-29 11:15:30 C 11 29 18.59 +73 19 27.9 q H45
2016-12-29 11:16:30 C 11 29 19.14 +73 19 36.1 q H45
2017-12-21 21:09:24 C 08 02 01.62 +13 23 07.6 t 073
2017-12-21 21:43:24 C 08 01 44.90 +13 43 17.3 t 073
2017-12-21 22:25:32 C 08 01 23.94 +14 08 13.7 t 073
2017-12-21 22:59:32 C 08 01 06.77 +14 28 26.1 t 073
2017-12-21 23:35:32 C 08 00 48.38 +14 49 50.5 t 073
2017-12-22 00:10:12 C 08 00 30.59 +15 10 26.4 t 073
2017-12-22 19:57:39 C 07 50 38.87 +27 00 35.8 t 073
2017-12-22 20:30:59 C 07 50 19.50 +27 20 32.7 t 073
2017-12-22 21:10:08 C 07 49 56.42 +27 43 50.3 t 073
2017-12-22 22:18:08 C 07 49 15.49 +28 24 10.9 t 073
2017-12-22 23:02:59 C 07 48 47.95 +28 50 41.0 t 073
2017-12-23 20:00:04 C 07 35 55.24 +40 34 44.4 t 073
2017-12-23 20:34:16 C 07 35 30.66 +40 52 53.1 t 073
2017-12-23 20:35:41 n 07 35 33.15 +40 53 09.0 q 619
2017-12-23 21:08:20 C 07 35 05.85 +41 10 50.2 t 073
2017-12-23 21:38:57 C 07 34 43.25 +41 26 53.3 t 073
2017-12-23 22:02:58 n 07 34 30.35 +41 39 09.1 q 619
2017-12-23 22:15:08 C 07 34 16.28 +41 45 46.3 t 073
2017-12-23 22:53:43 n 07 33 52.73 +42 05 35.3 q 619
2017-12-24 00:51:55 C 07 32 20.43 +43 06 04.7 q 160
2017-12-24 01:06:18 C 07 32 09.29 +43 13 21.2 q 160
2017-12-24 01:08:39 C 07 32 07.46 +43 14 32.1 q 160
2017-12-24 01:10:58 C 07 32 05.69 +43 15 41.8 q 160
Radar Observations (6)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2015-12-18 10:08:00 65153.9382 0.2 Hz 2380 -1 -1
2016-12-21 09:40:00 71749535.73 4 us 2380 -1 -1
2017-12-21 06:26:00 40756829.46 0.5 us 2380 -1 -1
2017-12-21 06:26:00 79324.838 0.2 Hz 2380 -1 -1
2019-12-27 22:43:00 -110336.0455 0.05 Hz 2380 -1 -1
2019-12-27 23:14:00 85381813.12 4 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)