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
2020-04-11 03:44:18 S 13 44 55.901 +17 50 12.91 V C57
2020-04-11 03:44:18 s 1 -153170.36 6 +339348.47 1640.0 C57
2020-04-11 04:14:17 S 13 44 54.929 +17 50 16.08 V C57
2020-04-11 04:14:17 s 1 -154008.05 4 +338366.27 840.0 C57
2020-04-11 04:44:17 S 13 44 53.813 +17 50 19.46 V C57
2020-04-11 04:44:17 s 1 -154841.81 6 +337375.57 7590.0 C57
2020-04-11 05:14:18 S 13 44 52.987 +17 50 21.48 V C57
2020-04-11 05:14:18 s 1 -155671.61 2 +336376.39 1860.0 C57
2020-04-11 05:44:17 S 13 44 52.075 +17 50 21.52 V C57
2020-04-11 05:44:17 s 1 -156497.40 7 +335368.69 3610.0 C57
2020-04-11 06:14:17 S 13 44 51.432 +17 50 22.85 V C57
2020-04-11 06:14:17 s 1 -157319.16 0 +334352.47 2800.0 C57
2020-04-11 07:44:17 S 13 44 49.056 +17 50 28.93 V C57
2020-04-11 07:44:17 s 1 -159759.78 7 +331252.56 4630.0 C57
2020-04-11 08:14:17 S 13 44 47.983 +17 50 33.50 V C57
2020-04-11 08:14:17 s 1 -160564.98 6 +330202.12 3200.0 C57
2020-04-11 08:44:17 S 13 44 46.999 +17 50 33.61 V C57
2020-04-11 08:44:17 s 1 -161365.94 6 +329143.09 9030.0 C57
2020-04-11 09:08:24 C 13 40 59.03 +17 48 50.7 V 703
2020-04-11 09:14:17 S 13 44 46.169 +17 50 35.41 V C57
2020-04-11 09:14:17 s 1 -162162.62 8 +328075.46 2060.0 C57
2020-04-11 09:16:03 C 13 40 58.78 +17 48 50.3 V 703
2020-04-11 09:23:40 C 13 40 58.51 +17 48 49.1 V 703
2020-04-11 09:31:18 C 13 40 58.23 +17 48 48.6 V 703
2020-04-11 09:44:17 S 13 44 45.199 +17 50 36.49 V C57
2020-04-11 09:44:17 s 1 -162954.98 8 +326999.21 2260.0 C57
2020-04-11 10:14:17 S 13 44 44.474 +17 50 38.11 V C57
2020-04-11 10:14:17 s 1 -163742.98 7 +325914.32 9590.0 C57
2020-04-11 10:44:17 S 13 44 43.670 +17 50 41.60 V C57
2020-04-11 10:44:17 s 1 -164526.58 2 +324820.79 4020.0 C57
2020-04-11 11:14:17 S 13 44 42.485 +17 50 46.75 V C57
2020-04-11 11:14:17 s 1 -165305.73 0 +323718.59 5490.0 C57
2020-04-11 11:44:17 S 13 44 41.640 +17 50 47.65 V C57
2020-04-11 11:44:17 s 1 -166080.38 8 +322607.72 3960.0 C57
2020-04-11 12:14:17 S 13 44 40.596 +17 50 47.04 V C57
2020-04-11 12:14:17 s 1 -166850.51 3 +321488.15 9400.0 C57
2020-04-11 12:44:17 S 13 44 39.559 +17 50 48.52 V C57
2020-04-11 12:44:17 s 1 -167616.06 1 +320359.87 1770.0 C57
2020-04-11 13:14:17 S 13 44 38.758 +17 50 51.72 V C57
2020-04-11 13:14:17 s 1 -168376.98 7 +319222.87 1010.0 C57
2020-04-11 13:44:17 S 13 44 37.656 +17 50 51.68 V C57
2020-04-11 13:44:17 s 1 -169133.24 7 +318077.12 7090.0 C57
2020-04-11 14:14:17 S 13 44 36.768 +17 50 55.54 V C57
2020-04-11 14:14:17 s 1 -169884.79 5 +316922.62 9960.0 C57
2020-04-11 14:44:17 S 13 44 35.698 +17 50 56.18 V C57
2020-04-11 14:44:17 s 1 -170631.58 6 +315759.35 9590.0 C57
2020-04-11 15:44:17 S 13 44 33.814 +17 51 00.76 V C57
2020-04-11 15:44:17 s 1 -172110.70 7 +313406.41 8900.0 C57
2020-04-11 16:14:17 S 13 44 32.532 +17 51 00.43 V C57
2020-04-11 16:14:17 s 1 -172842.94 3 +312216.71 8500.0 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)