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
2014-03-28 00:38:33 C 13 50 11.89 +07 10 10.3 u C36
2014-03-28 00:38:49 C 13 50 11.97 +07 10 11.5 u C36
2014-03-28 01:54:19 C 13 50 32.55 +07 15 39.1 q 204
2014-03-28 01:56:19 C 13 50 33.04 +07 15 47.3 q 204
2014-03-28 02:01:39 C 13 50 34.36 +07 16 09.3 q 204
2014-03-28 02:03:08 C 13 50 34.73 +07 16 15.5 q 204
2014-03-28 02:05:09 C 13 50 35.23 +07 16 23.7 q 204
2014-03-28 19:48:05 C 13 55 13.33 +08 24 58.5 14.9 q 151
2014-03-28 19:49:16 C 13 55 13.61 +08 25 03.0 14.9 q 151
2014-03-28 19:50:28 C 13 55 13.88 +08 25 07.4 15.0 q 151
2014-03-28 19:51:41 C 13 55 14.18 +08 25 11.9 14.9 q 151
2014-03-28 19:52:53 C 13 55 14.45 +08 25 16.2 14.9 q 151
2014-03-28 19:54:06 C 13 55 14.74 +08 25 20.7 15.0 q 151
2014-03-28 19:55:18 C 13 55 15.02 +08 25 25.0 14.9 q 151
2014-03-28 20:57:23 C 13 55 28.79 +08 29 09.6 q G34
2014-03-28 21:01:47 C 13 55 29.82 +08 29 25.9 q G34
2014-03-28 21:06:20 C 13 55 30.95 +08 29 43.0 q G34
2014-03-28 21:10:59 C 13 55 31.82 +08 29 58.6 q G34
2014-03-29 00:26:05 C 13 56 14.52 +08 41 47.8 t 130
2014-03-29 00:27:11 C 13 56 14.75 +08 41 51.7 t 130
2014-03-29 00:28:50 C 13 56 15.10 +08 41 57.4 t 130
2014-03-29 00:29:56 C 13 56 15.33 +08 42 01.4 t 130
2014-03-29 00:32:00 C 13 56 15.71 +08 42 11.6 q 160
2014-03-29 00:34:58 C 13 56 16.33 +08 42 22.0 q 160
2014-03-29 00:37:54 C 13 56 16.93 +08 42 32.2 q 160
2014-03-29 02:20:57 C 13 56 37.53 +08 48 14.9 w A98
2014-03-29 02:23:20 C 13 56 38.02 +08 48 23.3 w A98
2014-03-29 02:25:28 C 13 56 38.51 +08 48 31.3 w A98
2014-03-29 02:27:37 C 13 56 38.99 +08 48 37.9 w A98
2014-03-29 20:51:20 C 14 00 44.92 +09 49 05.8 14.4 q K90
2014-03-29 20:54:49 C 14 00 46.01 +09 49 11.8 t 204
2014-03-29 20:56:22 C 14 00 46.29 +09 49 16.5 t 204
2014-03-29 20:58:06 C 14 00 46.60 +09 49 22.1 t 204
2014-03-29 20:59:26 C 14 00 46.89 +09 49 25.8 t 204
2014-03-29 21:00:57 C 14 00 47.18 +09 49 31.0 t 204
2014-03-29 21:55:16 C 14 00 56.82 +09 52 24.5 14.6 q K90
2014-03-29 23:15:24 C 14 01 11.29 +09 56 29.9 14.5 q K90
2014-03-29 23:29:45 C 14 01 13.80 +09 57 11.9 14.9 q K90
2014-03-30 00:22:59 C 14 01 24.14 +09 59 53.9 q 160
2014-03-30 00:26:23 C 14 01 24.76 +10 00 04.2 q 160
2014-03-30 00:29:46 C 14 01 25.32 +10 00 14.5 q 160
2014-03-30 02:17:39 C 14 01 43.52 +10 05 33.0 15.2 q K90
2014-03-30 02:42:06 C 14 01 48.57 +10 06 40.0 q C47
2014-03-30 02:45:44 C 14 01 49.21 +10 06 50.7 q C47
2014-03-30 02:49:41 C 14 01 49.90 +10 07 02.3 q C47
2014-03-30 02:53:37 C 14 01 50.62 +10 07 13.7 q C47
2014-03-30 02:57:33 C 14 01 51.31 +10 07 25.2 q C47
2014-03-30 03:01:28 C 14 01 52.03 +10 07 36.7 q C47
2014-03-30 03:06:09 C 14 01 52.23 +10 07 54.9 15.0 q K90
2014-03-30 03:27:35 C 14 01 56.09 +10 08 57.0 15.0 q K90
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)