388945 (2008 TZ3)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3916765282 ± 4.84e-09
Semi-major axis (a)1.5924880899 AU ± 1.14e-09
Inclination (i)8.68659676° ± 8.75e-07
Long. of Asc. Node (Ω)43.91266942° ± 9.07e-07
Arg. of Perihelion (ω)219.78765982° ± 2.11e-06
Mean Anomaly (M)257.93909135° ± 9.27e-07
Mean Motion (n)0.4904536678°/day ± 5.28e-10
Perihelion dist (q)0.96874788 AU ± 7.74e-09
Aphelion dist (Q)2.21622830 AU ± 7.87e-09
Orbital Period2.00962160 yr ± 2.16e-09
NGA Modelr2
A26.32926936e-14 ± 6.41e-15 AU/d²
Physical Parameters
H (abs. magnitude)20.45
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.320″
Uncertainty0
Orbit TypeApollo
MOID0.016589 AU
Observations Used2213
Radar Obs Used7
Oppositions8
Arc Total2008-2024
First Observation Used2008-10-06
Last Observation Used2024-10-08
Observations (2791)
Date Type RA Dec Mag Band Observatory
2020-04-13 00:14:17 S 13 43 07.608 +17 51 36.22 V C57
2020-04-13 00:14:17 s 1 -206788.62 7 +216793.02 2040.0 C57
2020-04-13 00:31:33 C 13 39 59.13 +17 44 06.6 q 557
2020-04-13 00:44:17 S 13 43 05.957 +17 51 36.97 V C57
2020-04-13 00:44:17 s 1 -207063.08 3 +214983.85 9480.0 C57
2020-04-13 01:14:17 S 13 43 04.538 +17 51 35.93 V C57
2020-04-13 01:14:17 s 1 -207327.52 8 +213164.31 8680.0 C57
2020-04-13 01:15:50 C 13 39 57.43 +17 43 58.6 q 557
2020-04-13 01:44:17 S 13 43 02.527 +17 51 32.47 V C57
2020-04-13 01:44:17 s 1 -207581.83 8 +211334.36 9540.0 C57
2020-04-13 02:14:17 S 13 43 00.876 +17 51 34.45 V C57
2020-04-13 02:14:17 s 1 -207825.88 3 +209493.99 1930.0 C57
2020-04-13 02:37:20 C 13 39 54.42 +17 43 43.4 q 557
2020-04-13 02:44:17 S 13 42 59.066 +17 51 32.98 V C57
2020-04-13 02:44:17 s 1 -208059.53 4 +207643.15 5720.0 C57
2020-04-13 03:14:17 S 13 42 57.461 +17 51 31.57 V C57
2020-04-13 03:14:17 s 1 -208282.65 9 +205781.83 780.0 C57
2020-04-13 03:44:17 S 13 42 55.678 +17 51 30.60 V C57
2020-04-13 03:44:17 s 1 -208495.12 3 +203909.99 7000.0 C57
2020-04-13 04:14:17 S 13 42 53.820 +17 51 30.89 V C57
2020-04-13 04:14:17 s 1 -208696.78 7 +202027.61 4240.0 C57
2020-04-13 04:44:17 S 13 42 52.032 +17 51 30.74 V C57
2020-04-13 04:44:17 s 1 -208887.51 2 +200134.65 2360.0 C57
2020-04-13 05:14:17 S 13 42 50.285 +17 51 27.72 V C57
2020-04-13 05:14:17 s 1 -209067.15 6 +198231.09 1220.0 C57
2020-04-13 05:44:17 S 13 42 48.547 +17 51 27.43 V C57
2020-04-13 05:44:17 s 1 -209235.57 2 +196316.90 700.0 C57
2020-04-13 06:14:17 S 13 42 46.627 +17 51 24.95 V C57
2020-04-13 06:14:17 s 1 -209392.61 3 +194392.05 640.0 C57
2020-04-13 06:44:17 S 13 42 44.892 +17 51 24.59 V C57
2020-04-13 06:44:17 s 1 -209538.12 8 +192456.52 900.0 C57
2020-04-13 07:14:17 S 13 42 42.888 +17 51 22.50 V C57
2020-04-13 07:14:17 s 1 -209671.96 2 +190510.27 1330.0 C57
2020-04-13 07:44:17 S 13 42 41.136 +17 51 21.64 V C57
2020-04-13 07:44:17 s 1 -209793.95 9 +188553.27 1790.0 C57
2020-04-13 08:14:17 S 13 42 39.271 +17 51 19.73 V C57
2020-04-13 08:14:17 s 1 -209903.95 8 +186585.51 2120.0 C57
2020-04-13 08:44:17 S 13 42 37.466 +17 51 18.00 V C57
2020-04-13 08:44:17 s 1 -210001.79 7 +184606.95 2160.0 C57
2020-04-13 09:14:17 S 13 42 35.467 +17 51 16.81 V C57
2020-04-13 09:14:17 s 1 -210087.30 9 +182617.56 1750.0 C57
2020-04-13 09:44:17 S 13 42 33.650 +17 51 16.42 V C57
2020-04-13 09:44:17 s 1 -210160.32 4 +180617.32 720.0 C57
2020-04-13 10:14:17 S 13 42 31.651 +17 51 15.59 V C57
2020-04-13 10:14:17 s 1 -210220.66 9 +178606.21 8920.0 C57
2020-04-13 10:44:17 S 13 42 29.753 +17 51 12.13 V C57
2020-04-13 10:44:17 s 1 -210268.16 7 +176584.19 6170.0 C57
2020-04-13 12:14:17 S 13 42 23.870 +17 51 06.34 V C57
2020-04-13 12:14:17 s 1 -210331.75 9 +170452.45 460.0 C57
2020-04-13 12:44:17 S 13 42 21.838 +17 51 04.32 V C57
Radar Observations (7)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2018-05-03 03:00:00 484985.031 0.25 Hz 8560 -14 -14
2018-05-03 03:30:00 36766333.83 20 us 8560 -14 -14
2020-04-28 02:41:00 66289905.62 0.5 us 2380 -1 -1
2024-05-20 23:10:00 115460.105 0.2 Hz 8560 -14 -14
2024-05-24 21:30:00 29048.116 0.4 Hz 8560 -14 -14
2024-05-24 23:20:00 74788003.816 10 us 8560 -14 -14
2024-05-28 00:30:00 -66898.512 0.4 Hz 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)