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
2022-04-07 14:33:49 S 13 10 19.368 +20 46 52.46 V C57
2022-04-07 14:33:49 s 1 -168269.24 1 +75702.146 8510.0 C57
2022-04-07 14:53:49 S 13 10 16.810 +20 46 50.66 V C57
2022-04-07 14:53:49 s 1 -168023.10 5 +73900.488 4930.0 C57
2022-04-07 15:03:49 S 13 10 16.058 +20 46 56.46 V C57
2022-04-07 15:03:49 s 1 -167895.60 2 +72997.703 1840.0 C57
2022-04-07 15:13:49 S 13 10 15.002 +20 46 56.78 V C57
2022-04-07 15:13:49 s 1 -167765.04 2 +72093.590 4070.0 C57
2022-04-07 15:43:49 S 13 10 11.789 +20 47 12.08 V C57
2022-04-07 15:43:49 s 1 -167355.10 7 +69373.476 3230.0 C57
2022-04-07 15:53:49 S 13 10 10.855 +20 47 12.55 V C57
2022-04-07 15:53:49 s 1 -167212.27 7 +68464.190 6650.0 C57
2022-04-07 16:03:49 S 13 10 09.559 +20 47 11.54 V C57
2022-04-07 16:03:49 s 1 -167066.39 4 +67553.654 5430.0 C57
2022-04-07 16:13:49 S 13 10 08.890 +20 47 18.24 V C57
2022-04-07 16:13:49 s 1 -166917.33 4 +66641.835 9020.0 C57
2022-04-07 16:23:49 S 13 10 07.826 +20 47 25.26 V C57
2022-04-07 16:23:49 s 1 -166765.10 5 +65728.753 7440.0 C57
2022-04-07 16:33:49 S 13 10 06.648 +20 47 23.60 V C57
2022-04-07 16:33:49 s 1 -166609.76 4 +64814.444 970.0 C57
2022-04-07 16:43:49 S 13 10 05.750 +20 47 24.22 V C57
2022-04-07 16:43:49 s 1 -166451.18 4 +63898.877 9020.0 C57
2022-04-07 16:53:49 S 13 10 04.313 +20 47 26.95 V C57
2022-04-07 16:53:49 s 1 -166289.37 4 +62982.071 1640.0 C57
2022-04-07 17:03:49 S 13 10 03.514 +20 47 31.63 V C57
2022-04-07 17:03:49 s 1 -166124.39 0 +62064.064 9090.0 C57
2022-04-07 17:13:49 S 13 10 02.618 +20 47 37.25 V C57
2022-04-07 17:13:49 s 1 -165956.10 5 +61144.824 790.0 C57
2022-04-07 17:33:49 S 13 10 00.619 +20 47 42.43 V C57
2022-04-07 17:33:49 s 1 -165609.71 2 +59302.745 7300.0 C57
2022-04-07 17:43:49 S 13 09 59.102 +20 47 42.58 V C57
2022-04-07 17:43:49 s 1 -165431.53 2 +58379.914 1800.0 C57
2022-04-07 17:53:49 S 13 09 58.231 +20 47 47.00 V C57
2022-04-07 17:53:49 s 1 -165249.99 4 +57455.899 290.0 C57
2022-04-07 18:13:49 S 13 09 56.302 +20 47 58.70 V C57
2022-04-07 18:13:49 s 1 -164876.88 9 +55604.402 9500.0 C57
2022-04-07 18:23:49 S 13 09 55.042 +20 47 56.58 V C57
2022-04-07 18:23:49 s 1 -164685.19 6 +54676.912 9650.0 C57
2022-04-07 18:33:49 S 13 09 53.678 +20 47 59.82 V C57
2022-04-07 18:33:49 s 1 -164490.14 0 +53748.307 3790.0 C57
2022-04-07 18:43:49 S 13 09 52.771 +20 47 59.89 V C57
2022-04-07 18:43:49 s 1 -164291.58 6 +52818.559 1290.0 C57
2022-04-07 18:53:49 S 13 09 51.677 +20 48 03.02 V C57
2022-04-07 18:53:49 s 1 -164089.54 0 +51887.689 2200.0 C57
2022-04-07 19:03:49 S 13 09 50.870 +20 48 06.08 V C57
2022-04-07 19:03:49 s 1 -163884.06 5 +50955.735 6820.0 C57
2022-04-07 19:23:49 S 13 09 48.797 +20 48 14.26 V C57
2022-04-07 19:23:49 s 1 -163462.41 9 +49088.523 5280.0 C57
2022-04-07 20:33:49 S 13 09 41.074 +20 48 34.49 V C57
2022-04-07 20:33:49 s 1 -161873.31 1 +42520.285 2590.0 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)