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
2020-03-28 00:14:18 s 1 -173898.55 3 +327744.80 5940.0 C57
2020-03-28 01:44:18 S 13 46 41.654 +17 03 10.94 V C57
2020-03-28 01:44:18 s 1 -176300.71 4 +324565.77 3530.0 C57
2020-03-28 02:44:18 S 13 46 41.227 +17 03 32.58 V C57
2020-03-28 02:44:18 s 1 -177879.77 1 +322404.26 2490.0 C57
2020-03-28 03:14:18 S 13 46 41.201 +17 03 45.43 V C57
2020-03-28 03:14:18 s 1 -178662.46 1 +321310.84 8030.0 C57
2020-03-28 05:14:18 S 13 46 40.951 +17 04 23.45 V C57
2020-03-28 05:14:18 s 1 -181746.64 0 +316852.38 2910.0 C57
2020-03-28 07:44:18 S 13 46 40.087 +17 05 16.08 V C57
2020-03-28 07:44:18 s 1 -185493.78 5 +311087.82 2100.0 C57
2020-03-28 09:14:18 S 13 46 39.782 +17 05 48.91 V C57
2020-03-28 09:14:18 s 1 -187682.26 3 +307526.39 3220.0 C57
2020-03-28 10:14:18 S 13 46 39.624 +17 06 05.83 V C57
2020-03-28 10:14:18 s 1 -189115.54 7 +305109.12 4730.0 C57
2020-03-28 15:44:18 S 13 46 37.658 +17 08 09.92 V C57
2020-03-28 15:44:18 s 1 -196612.18 5 +291194.67 2700.0 C57
2020-03-28 16:14:18 S 13 46 37.315 +17 08 19.50 V C57
2020-03-28 16:14:18 s 1 -197259.81 5 +289877.37 4180.0 C57
2020-03-28 17:44:18 S 13 46 36.996 +17 08 49.85 V C57
2020-03-28 17:44:18 s 1 -199167.18 4 +285872.71 5120.0 C57
2020-03-28 18:44:18 S 13 46 36.302 +17 09 11.70 V C57
2020-03-28 18:44:18 s 1 -200408.59 0 +283158.82 2270.0 C57
2020-03-28 19:44:18 S 13 46 35.556 +17 09 35.10 V C57
2020-03-28 19:44:18 s 1 -201625.31 0 +280409.51 2790.0 C57
2020-03-28 22:44:18 S 13 46 34.286 +17 10 40.30 V C57
2020-03-28 22:44:18 s 1 -205122.45 6 +271947.85 9860.0 C57
2020-03-28 23:44:18 S 13 46 33.866 +17 10 56.21 V C57
2020-03-28 23:44:18 s 1 -206235.47 5 +269055.65 9110.0 C57
2020-03-29 00:44:18 S 13 46 32.748 +17 11 21.52 V C57
2020-03-29 00:44:18 s 1 -207321.26 8 +266127.42 9310.0 C57
2020-03-29 01:44:18 S 13 46 31.961 +17 11 40.56 V C57
2020-03-29 01:44:18 s 1 -208379.28 5 +263163.03 9930.0 C57
2020-03-29 02:17:13 C 13 44 19.10 +17 08 11.2 V 160
2020-03-29 02:21:40 C 13 44 19.08 +17 08 11.9 V 160
2020-03-29 02:26:10 C 13 44 19.03 +17 08 13.2 V 160
2020-03-29 06:44:18 S 13 46 28.402 +17 13 26.44 V C57
2020-03-29 06:44:18 s 1 -213232.50 9 +247794.24 9980.0 C57
2020-03-29 08:44:18 S 13 46 27.146 +17 14 10.18 V C57
2020-03-29 08:44:18 s 1 -214958.45 1 +241389.05 8900.0 C57
2020-03-29 10:14:18 S 13 46 25.834 +17 14 38.04 V C57
2020-03-29 10:14:18 s 1 -216167.26 6 +236487.54 4480.0 C57
2020-03-29 10:44:18 S 13 46 25.471 +17 14 48.19 V C57
2020-03-29 10:44:18 s 1 -216553.42 5 +234835.01 440.0 C57
2020-03-29 11:54:30 C 13 44 20.24 +17 10 57.5 V T08
2020-03-29 11:58:41 C 13 44 20.19 +17 10 58.5 V T08
2020-03-29 12:08:27 C 13 44 20.10 +17 11 00.7 V T08
2020-03-29 12:32:57 C 13 44 19.86 +17 11 06.8 V T08
2020-03-29 12:44:18 S 13 46 23.369 +17 15 25.27 V C57
2020-03-29 12:44:18 s 1 -218011.72 5 +228131.03 9100.0 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)