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
2020-04-10 15:44:18 s 1 -131979.70 6 +360406.98 7290.0 C57
2020-04-10 16:14:17 S 13 45 12.871 +17 49 17.51 V C57
2020-04-10 16:14:17 s 1 -132901.21 1 +359624.96 4920.0 C57
2020-04-10 16:44:17 S 13 45 12.096 +17 49 20.96 V C57
2020-04-10 16:44:17 s 1 -133819.59 6 +358834.71 900.0 C57
2020-04-10 17:14:18 S 13 45 11.546 +17 49 23.99 V C57
2020-04-10 17:14:18 s 1 -134734.83 0 +358036.23 5210.0 C57
2020-04-10 17:44:17 S 13 45 10.831 +17 49 25.97 V C57
2020-04-10 17:44:17 s 1 -135646.88 3 +357229.51 7810.0 C57
2020-04-10 18:14:17 S 13 45 10.003 +17 49 29.82 V C57
2020-04-10 18:14:17 s 1 -136555.72 5 +356414.53 8660.0 C57
2020-04-10 18:44:18 S 13 45 09.466 +17 49 31.40 V C57
2020-04-10 18:44:18 s 1 -137461.32 4 +355591.28 7760.0 C57
2020-04-10 19:14:17 S 13 45 08.652 +17 49 34.07 V C57
2020-04-10 19:14:17 s 1 -138363.64 8 +354759.77 5040.0 C57
2020-04-10 19:44:17 S 13 45 08.030 +17 49 37.52 V C57
2020-04-10 19:44:17 s 1 -139262.66 6 +353919.97 500.0 C57
2020-04-10 20:14:18 S 13 45 07.390 +17 49 40.69 V C57
2020-04-10 20:14:18 s 1 -140158.34 6 +353071.89 4090.0 C57
2020-04-10 20:44:17 S 13 45 06.497 +17 49 44.00 V C57
2020-04-10 20:44:17 s 1 -141050.65 5 +352215.50 5780.0 C57
2020-04-10 21:14:17 S 13 45 05.887 +17 49 42.60 V C57
2020-04-10 21:14:17 s 1 -141939.56 2 +351350.80 5550.0 C57
2020-04-10 21:44:18 S 13 45 05.050 +17 49 46.27 V C57
2020-04-10 21:44:18 s 1 -142825.03 2 +350477.77 3350.0 C57
2020-04-10 22:14:17 S 13 45 04.406 +17 49 49.84 V C57
2020-04-10 22:14:17 s 1 -143707.03 5 +349596.42 9150.0 C57
2020-04-10 22:44:17 S 13 45 03.638 +17 49 51.67 V C57
2020-04-10 22:44:17 s 1 -144585.53 5 +348706.72 2930.0 C57
2020-04-10 23:14:18 S 13 45 02.892 +17 49 54.26 V C57
2020-04-10 23:14:18 s 1 -145460.49 9 +347808.67 4640.0 C57
2020-04-10 23:44:17 S 13 45 02.251 +17 49 55.45 V C57
2020-04-10 23:44:17 s 1 -146331.89 4 +346902.26 4260.0 C57
2020-04-11 00:14:17 S 13 45 01.298 +17 50 00.85 V C57
2020-04-11 00:14:17 s 1 -147199.68 5 +345987.47 1750.0 C57
2020-04-11 00:44:18 S 13 45 00.434 +17 50 00.24 V C57
2020-04-11 00:44:18 s 1 -148063.83 7 +345064.29 7080.0 C57
2020-04-11 01:14:17 S 13 44 59.914 +17 50 03.59 V C57
2020-04-11 01:14:17 s 1 -148924.31 6 +344132.72 210.0 C57
2020-04-11 01:44:17 S 13 44 59.059 +17 50 04.96 V C57
2020-04-11 01:44:17 s 1 -149781.08 6 +343192.74 1100.0 C57
2020-04-11 01:48:46 C 13 41 08.99 +17 49 11.4 V 160
2020-04-11 01:51:42 C 13 41 08.90 +17 49 11.1 V 160
2020-04-11 01:54:39 C 13 41 08.81 +17 49 10.7 V 160
2020-04-11 02:14:18 S 13 44 58.159 +17 50 07.76 V C57
2020-04-11 02:14:18 s 1 -150634.11 2 +342244.33 9730.0 C57
2020-04-11 02:44:17 S 13 44 57.559 +17 50 09.67 V C57
2020-04-11 02:44:17 s 1 -151483.35 9 +341287.50 6050.0 C57
2020-04-11 03:14:17 S 13 44 56.618 +17 50 14.68 V C57
2020-04-11 03:14:17 s 1 -152328.78 9 +340322.21 30.0 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)