2013 WF108

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5733737294 ± 2.25e-08
Semi-major axis (a)1.9941634386 AU ± 6.32e-08
Inclination (i)23.44975653° ± 2.23e-06
Long. of Asc. Node (Ω)238.95706879° ± 5.39e-07
Arg. of Perihelion (ω)309.01995017° ± 5.80e-06
Mean Anomaly (M)43.67098496° ± 7.15e-05
Mean Motion (n)0.3500025043°/day ± 1.66e-08
Perihelion dist (q)0.85076251 AU ± 5.24e-08
Aphelion dist (Q)3.13756437 AU ± 1.09e-07
Orbital Period2.81605495 yr ± 1.34e-07
Physical Parameters
H (abs. magnitude)20.38
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.399″
Uncertainty0
Orbit TypeApollo
MOID0.022743 AU
Observations Used139
Radar Obs Used12
Oppositions1
Arc Total2013-2016
First Observation Used2013-11-27
Last Observation Used2016-12-01
Observations (141)
Date Type RA Dec Mag Band Observatory
2013-11-27 08:36:16 C 04 57 49.566 +12 57 59.74 L F51
2013-11-27 08:58:12 C 04 57 47.997 +12 57 37.81 L F51
2013-11-27 09:20:07 C 04 57 46.454 +12 57 15.90 L F51
2013-11-27 09:42:11 C 04 57 44.885 +12 56 53.85 L F51
2013-11-28 08:24:05 C 04 56 10.95 +12 34 02.0 21.1 t 568
2013-11-28 08:26:01 C 04 56 10.81 +12 34 00.1 21.0 t 568
2013-11-28 08:28:14 C 04 56 10.65 +12 33 57.8 21.3 t 568
2013-11-28 08:31:28 C 04 56 10.41 +12 33 54.5 21.0 t 568
2013-11-28 08:33:16 C 04 56 10.28 +12 33 52.8 21.3 t 568
2013-12-04 10:41:39 C 04 45 15.260 +09 59 10.86 t 568
2013-12-04 10:43:07 C 04 45 15.138 +09 59 09.27 t 568
2013-12-04 10:44:36 C 04 45 15.021 +09 59 07.57 t 568
2013-12-06 12:26:25 C 04 41 16.370 +09 04 04.96 t 568
2013-12-06 12:32:29 C 04 41 15.857 +09 03 58.40 t 568
2013-12-06 12:38:25 C 04 41 15.375 +09 03 51.78 t 568
2013-12-10 07:27:52 C 04 33 46.40 +07 21 09.6 o 291
2013-12-10 07:33:20 C 04 33 45.94 +07 21 03.6 o 291
2013-12-10 07:39:02 C 04 33 45.45 +07 20 56.8 o 291
2013-12-22 01:35:43 C 04 10 11.83 +02 01 46.6 u 807
2013-12-22 01:46:57 C 04 10 10.91 +02 01 34.1 u 807
2013-12-22 01:59:16 C 04 10 09.87 +02 01 20.8 u 807
2013-12-22 09:56:13 C 04 09 31.015 +01 52 29.77 t 568
2013-12-22 09:59:46 C 04 09 30.718 +01 52 25.95 t 568
2013-12-23 06:32:10 C 04 07 52.34 +01 30 07.6 o 291
2013-12-23 06:40:28 C 04 07 51.66 +01 29 58.2 o 291
2013-12-25 08:06:18 C 04 03 59.44 +00 37 19.4 o 291
2013-12-25 08:16:02 C 04 03 58.67 +00 37 09.2 o 291
2013-12-25 08:25:52 C 04 03 57.88 +00 36 58.1 o 291
2013-12-27 06:46:45 C 04 00 27.94 -00 10 58.5 o 291
2013-12-27 06:49:54 C 04 00 27.67 -00 11 03.2 o 291
2013-12-27 06:53:04 C 04 00 27.47 -00 11 04.9 o 291
2014-01-03 06:51:28 C 03 49 01.976 -02 51 20.02 t 568
2014-01-03 06:55:02 C 03 49 01.740 -02 51 23.17 t 568
2014-02-02 10:12:33 C 03 29 29.06 -10 02 56.1 o 474
2014-02-02 10:22:41 C 03 29 29.17 -10 02 59.7 o 474
2014-02-02 10:32:50 C 03 29 29.20 -10 03 03.4 o 474
2014-02-03 10:16:53 C 03 29 39.89 -10 11 37.1 o 474
2014-02-03 10:27:02 C 03 29 39.96 -10 11 40.8 o 474
2014-02-03 10:37:09 C 03 29 40.02 -10 11 44.0 o 474
2014-02-22 02:23:01 C 03 40 49.83 -12 23 19.2 o 291
2014-02-22 02:31:24 C 03 40 50.13 -12 23 22.0 o 291
2014-02-22 02:39:44 C 03 40 50.44 -12 23 25.1 o 291
2014-03-12 02:48:07 C 04 02 16.93 -14 14 18.7 o 291
2014-03-12 03:02:43 C 04 02 17.73 -14 14 22.7 o 291
2014-05-23 20:58:09 C 08 04 50.79 +60 40 05.0 t L04
2014-05-23 21:09:56 C 08 05 43.54 +60 47 57.0 t L04
2014-05-23 21:15:16 C 08 06 07.64 +60 51 30.2 t L04
2014-05-23 21:24:54 C 08 06 51.33 +60 57 55.1 t L04
2014-05-23 21:26:11 C 08 06 57.19 +60 58 46.3 t L04
2014-05-23 21:43:52 C 08 08 18.15 +61 10 28.5 t L04
Radar Observations (12)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2014-05-22 01:30:00 521615.87 2 Hz 8560 -14 -14
2014-05-22 01:50:00 517201.01 1 Hz 8560 -14 -14
2014-05-22 02:00:00 33412905.28 10 us 8560 -14 -14
2014-05-22 03:00:00 33198973.61 1.5 us 8560 -14 -14
2014-05-23 21:10:00 -76917.547 1.5 Hz 8560 -14 -14
2014-05-23 21:20:00 -79926.99 0.6 Hz 8560 -14 -14
2014-05-23 21:40:00 28977826 3 us 8560 -14 -14
2014-05-26 02:20:00 -691549.945 0.4 Hz 8560 -14 -14
2014-05-26 02:40:00 38786831.62 1.5 us 8560 -14 -14
2014-05-26 03:20:00 38982158.27 0.5 us 8560 -14 -14
2014-05-29 01:40:00 -920458.905 0.2 Hz 8560 -14 -14
2014-05-29 02:20:00 64317270.21 0.5 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)