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
2020-04-12 05:14:17 S 13 44 03.072 +17 51 32.72 V C57
2020-04-12 05:14:17 s 1 -189991.42 8 +278127.15 7590.0 C57
2020-04-12 05:44:17 S 13 44 01.788 +17 51 33.05 V C57
2020-04-12 05:44:17 s 1 -190571.13 4 +276692.07 6500.0 C57
2020-04-12 06:14:17 S 13 44 00.526 +17 51 34.74 V C57
2020-04-12 06:14:17 s 1 -191144.34 3 +275247.61 500.0 C57
2020-04-12 10:14:17 S 13 43 50.014 +17 51 39.89 V C57
2020-04-12 10:14:17 s 1 -195487.61 9 +263351.47 8030.0 C57
2020-04-12 10:44:17 S 13 43 48.646 +17 51 38.05 V C57
2020-04-12 10:44:17 s 1 -195999.13 0 +261821.54 4870.0 C57
2020-04-12 10:46:15 C 13 40 22.11 +17 46 30.5 V T05
2020-04-12 10:54:22 C 13 40 21.75 +17 46 29.7 V T05
2020-04-12 11:01:02 C 13 40 21.45 +17 46 28.8 V T05
2020-04-12 11:14:17 S 13 43 47.119 +17 51 38.70 V C57
2020-04-12 11:14:17 s 1 -196503.40 8 +260281.99 6110.0 C57
2020-04-12 11:16:29 C 13 40 20.80 +17 46 26.7 V T05
2020-04-12 11:44:17 S 13 43 45.830 +17 51 40.14 V C57
2020-04-12 11:44:17 s 1 -197000.37 6 +258732.80 1680.0 C57
2020-04-12 12:14:17 S 13 43 44.438 +17 51 41.18 V C57
2020-04-12 12:14:17 s 1 -197489.95 1 +257173.94 1500.0 C57
2020-04-12 12:44:17 S 13 43 43.020 +17 51 41.47 V C57
2020-04-12 12:44:17 s 1 -197972.05 2 +255605.38 5500.0 C57
2020-04-12 13:14:17 S 13 43 41.606 +17 51 41.15 V C57
2020-04-12 13:14:17 s 1 -198446.59 6 +254027.12 3590.0 C57
2020-04-12 13:44:17 S 13 43 40.212 +17 51 41.15 V C57
2020-04-12 13:44:17 s 1 -198913.49 9 +252439.10 5700.0 C57
2020-04-12 14:14:17 S 13 43 38.746 +17 51 41.33 V C57
2020-04-12 14:14:17 s 1 -199372.67 5 +250841.32 1750.0 C57
2020-04-12 14:44:17 S 13 43 37.241 +17 51 43.02 V C57
2020-04-12 14:44:17 s 1 -199824.03 7 +249233.74 1640.0 C57
2020-04-12 15:14:17 S 13 43 35.820 +17 51 41.47 V C57
2020-04-12 15:14:17 s 1 -200267.49 6 +247616.34 5310.0 C57
2020-04-12 15:44:17 S 13 43 34.351 +17 51 42.77 V C57
2020-04-12 15:44:17 s 1 -200702.96 3 +245989.10 2660.0 C57
2020-04-12 16:14:17 S 13 43 33.002 +17 51 42.98 V C57
2020-04-12 16:14:17 s 1 -201130.34 6 +244351.98 3620.0 C57
2020-04-12 19:25:39 C 13 40 10.64 +17 44 47.4 q 557
2020-04-12 20:14:17 S 13 43 20.561 +17 51 39.56 V C57
2020-04-12 20:14:17 s 1 -204246.96 3 +230896.33 9960.0 C57
2020-04-12 20:45:10 C 13 40 07.86 +17 44 38.8 q 557
2020-04-12 21:49:58 C 13 40 05.44 +17 44 30.9 q 557
2020-04-12 22:14:17 S 13 43 14.285 +17 51 38.23 V C57
2020-04-12 22:14:17 s 1 -205593.13 4 +223926.52 2320.0 C57
2020-04-12 22:44:17 S 13 43 12.648 +17 51 37.33 V C57
2020-04-12 22:44:17 s 1 -205906.42 0 +222158.57 1520.0 C57
2020-04-12 23:14:17 S 13 43 10.860 +17 51 38.63 V C57
2020-04-12 23:14:17 s 1 -206210.17 5 +220380.35 2950.0 C57
2020-04-12 23:19:14 C 13 40 01.95 +17 44 18.3 q 557
2020-04-12 23:44:17 S 13 43 09.403 +17 51 38.59 V C57
2020-04-12 23:44:17 s 1 -206504.28 4 +218591.84 6500.0 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)