2013 WT44

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5655942781 ± 5.38e-09
Semi-major axis (a)2.2637324249 AU ± 2.03e-08
Inclination (i)12.20681733° ± 1.74e-06
Long. of Asc. Node (Ω)182.64680145° ± 1.08e-06
Arg. of Perihelion (ω)325.87408241° ± 3.24e-06
Mean Anomaly (M)163.35364056° ± 1.70e-05
Mean Motion (n)0.2893840823°/day ± 3.90e-09
Perihelion dist (q)0.98337832 AU ± 1.50e-08
Aphelion dist (Q)3.54408653 AU ± 3.41e-08
Orbital Period3.40594505 yr ± 4.58e-08
Physical Parameters
H (abs. magnitude)19.30
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.349″
Uncertainty0
Orbit TypeApollo
MOID0.038984 AU
Observations Used516
Radar Obs Used12
Oppositions1
Arc Total2013-2023
First Observation Used2013-11-27
Last Observation Used2023-11-08
Observations (552)
Date Type RA Dec Mag Band Observatory
2013-11-27 06:32:33 C 04 20 28.61 -10 42 36.1 q 703
2013-11-27 06:51:25 C 04 20 27.79 -10 42 59.2 q 703
2013-11-27 07:00:52 C 04 20 27.24 -10 43 11.0 q 703
2013-11-27 14:04:01 C 04 20 08.20 -10 51 32.7 q E23
2013-11-27 14:19:01 C 04 20 07.46 -10 51 51.2 q E23
2013-11-27 14:34:02 C 04 20 06.76 -10 52 11.1 q E23
2013-11-28 03:59:07 C 04 19 30.65 -11 08 45.2 u 807
2013-11-28 04:02:47 C 04 19 30.47 -11 08 49.7 u 807
2013-11-28 04:06:29 C 04 19 30.28 -11 08 54.2 u 807
2013-11-28 04:10:15 C 04 19 30.09 -11 08 58.7 u 807
2013-11-28 04:13:59 C 04 19 29.90 -11 09 03.4 u 807
2013-11-29 02:54:00 C 04 18 27.36 -11 36 57.8 u 807
2013-11-29 02:57:37 C 04 18 27.18 -11 37 02.2 u 807
2013-11-29 03:01:14 C 04 18 26.99 -11 37 06.7 u 807
2013-11-29 03:04:52 C 04 18 26.81 -11 37 11.2 u 807
2013-11-29 03:08:29 C 04 18 26.62 -11 37 15.7 u 807
2013-11-29 06:40:56 C 04 18 16.36 -11 41 55.0 t H01
2013-11-29 06:55:20 C 04 18 15.62 -11 42 12.8 t H01
2013-11-29 07:23:10 C 04 18 14.18 -11 42 47.0 t H01
2013-11-30 05:22:09 C 04 17 11.20 -12 09 26.6 u 807
2013-11-30 05:25:45 C 04 17 11.03 -12 09 31.5 u 807
2013-11-30 05:29:20 C 04 17 10.84 -12 09 35.9 u 807
2013-11-30 05:32:56 C 04 17 10.64 -12 09 40.3 u 807
2013-11-30 05:36:32 C 04 17 10.45 -12 09 44.7 u 807
2013-12-01 04:53:16 C 04 16 02.52 -12 38 11.2 u 807
2013-12-01 04:56:52 C 04 16 02.33 -12 38 15.4 u 807
2013-12-01 05:00:27 C 04 16 02.13 -12 38 19.8 u 807
2013-12-01 05:04:02 C 04 16 01.94 -12 38 24.1 u 807
2013-12-01 05:07:39 C 04 16 01.74 -12 38 28.4 u 807
2013-12-02 03:50:59 C 04 14 54.13 -13 06 05.3 u 807
2013-12-02 03:54:35 C 04 14 53.93 -13 06 09.6 u 807
2013-12-02 03:58:11 C 04 14 53.74 -13 06 14.1 u 807
2013-12-02 04:01:50 C 04 14 53.53 -13 06 18.6 u 807
2013-12-02 04:05:46 C 04 14 53.31 -13 06 23.4 u 807
2013-12-04 05:51:21 C 04 12 19.47 -14 06 12.7 u 807
2013-12-04 05:56:33 C 04 12 19.15 -14 06 18.5 u 807
2013-12-04 06:01:54 C 04 12 18.88 -14 06 25.0 u 807
2013-12-06 01:00:27 C 04 10 03.57 -14 57 09.2 u 807
2013-12-06 01:04:04 C 04 10 03.36 -14 57 13.3 u 807
2013-12-06 01:07:42 C 04 10 03.14 -14 57 17.5 u 807
2013-12-06 01:11:19 C 04 10 02.94 -14 57 21.9 u 807
2013-12-06 01:14:56 C 04 10 02.72 -14 57 26.3 u 807
2013-12-06 06:17:02 C 04 09 45.86 -15 03 38.9 o 695
2013-12-06 06:18:51 C 04 09 45.76 -15 03 41.0 o 695
2013-12-06 06:19:43 C 04 09 45.71 -15 03 41.9 o 695
2013-12-06 06:21:27 C 04 09 45.60 -15 03 44.0 o 695
2013-12-06 09:32:19 C 04 09 35.287 -15 07 23.90 L F51
2013-12-06 09:50:46 C 04 09 34.189 -15 07 45.32 L F51
2013-12-07 06:18:50 C 04 08 27.82 -15 31 31.5 q 703
2013-12-07 06:28:16 C 04 08 27.41 -15 31 42.6 q 703
Radar Observations (12)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2014-03-20 05:20:00 -214943.316 1.5 Hz 8560 -14 -14
2014-03-20 06:00:00 34993758.74 2 us 8560 -14 -14
2014-03-20 06:30:00 35040624.37 0.75 us 8560 -14 -14
2014-03-21 05:00:00 -304135.637 1.5 Hz 8560 -14 -14
2014-03-21 05:20:00 37714257.36 2 us 8560 -14 -14
2014-03-21 05:30:00 37735784.86 1.5 us 8560 -14 -14
2014-03-21 06:00:00 37800897.11 1.25 us 8560 -14 -14
2014-03-21 06:20:00 37844760.93 1.25 us 8560 -14 -14
2014-03-22 04:50:00 -375398.566 2 Hz 8560 -14 -14
2014-03-22 06:00:00 41445251.17 1.25 us 8560 -14 -14
2014-03-22 06:40:00 41553249.94 1.25 us 8560 -14 -14
2014-03-29 06:26:00 78617942.33 1 us 2380 -1 -1
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)