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
2022-04-06 15:43:49 S 13 12 26.628 +20 40 24.24 V C57
2022-04-06 15:43:49 s 1 -163315.49 7 +185135.26 3110.0 C57
2022-04-06 16:13:49 S 13 12 24.094 +20 40 31.26 V C57
2022-04-06 16:13:49 s 1 -163777.53 4 +183043.81 5600.0 C57
2022-04-06 16:23:49 S 13 12 23.741 +20 40 33.78 V C57
2022-04-06 16:23:49 s 1 -163928.84 2 +182343.65 2740.0 C57
2022-04-06 16:43:49 S 13 12 21.478 +20 40 40.69 V C57
2022-04-06 16:43:49 s 1 -164227.35 8 +180938.78 6280.0 C57
2022-04-06 16:53:49 S 13 12 20.890 +20 40 47.53 V C57
2022-04-06 16:53:49 s 1 -164374.55 2 +180234.09 2610.0 C57
2022-04-06 17:03:49 S 13 12 19.819 +20 40 45.05 V C57
2022-04-06 17:03:49 s 1 -164520.35 9 +179527.88 1950.0 C57
2022-04-06 17:43:49 S 13 12 16.608 +20 40 56.78 V C57
2022-04-06 17:43:49 s 1 -165089.57 8 +176687.90 8540.0 C57
2022-04-06 18:13:49 S 13 12 14.064 +20 41 10.18 V C57
2022-04-06 18:13:49 s 1 -165501.57 0 +174542.00 8210.0 C57
2022-04-06 18:23:49 S 13 12 13.363 +20 41 12.23 V C57
2022-04-06 18:23:49 s 1 -165636.01 7 +173823.66 240.0 C57
2022-04-06 18:33:49 S 13 12 12.079 +20 41 13.09 V C57
2022-04-06 18:33:49 s 1 -165769.00 9 +173103.80 4950.0 C57
2022-04-06 18:43:49 S 13 12 11.674 +20 41 15.79 V C57
2022-04-06 18:43:49 s 1 -165900.53 8 +172382.43 2290.0 C57
2022-04-06 18:53:49 S 13 12 10.598 +20 41 16.04 V C57
2022-04-06 18:53:49 s 1 -166030.59 7 +171659.53 2230.0 C57
2022-04-06 19:03:49 S 13 12 09.835 +20 41 17.63 V C57
2022-04-06 19:03:49 s 1 -166159.17 8 +170935.11 4740.0 C57
2022-04-06 19:13:49 S 13 12 08.971 +20 41 25.58 V C57
2022-04-06 19:13:49 s 1 -166286.27 2 +170209.17 9770.0 C57
2022-04-06 19:23:49 S 13 12 07.896 +20 41 24.72 V C57
2022-04-06 19:23:49 s 1 -166411.87 1 +169481.71 7290.0 C57
2022-04-06 19:33:49 S 13 12 07.178 +20 41 25.40 V C57
2022-04-06 19:33:49 s 1 -166535.96 8 +168752.72 7260.0 C57
2022-04-06 19:43:49 S 13 12 06.499 +20 41 31.85 V C57
2022-04-06 19:43:49 s 1 -166658.55 3 +168022.21 9640.0 C57
2022-04-06 20:13:49 S 13 12 03.907 +20 41 39.77 V C57
2022-04-06 20:13:49 s 1 -167017.16 1 +165821.52 860.0 C57
2022-04-06 20:23:49 S 13 12 02.990 +20 41 41.53 V C57
2022-04-06 20:23:49 s 1 -167133.62 0 +165084.90 2500.0 C57
2022-04-06 20:43:49 S 13 12 00.809 +20 41 50.10 V C57
2022-04-06 20:43:49 s 1 -167361.87 0 +163607.09 2380.0 C57
2022-04-06 20:53:49 S 13 12 00.168 +20 41 51.36 V C57
2022-04-06 20:53:49 s 1 -167473.64 4 +162865.89 550.0 C57
2022-04-06 21:23:49 S 13 11 57.614 +20 41 55.10 V C57
2022-04-06 21:23:49 s 1 -167799.46 1 +160633.12 7450.0 C57
2022-04-06 21:33:49 S 13 11 56.664 +20 42 00.40 V C57
2022-04-06 21:33:49 s 1 -167904.86 9 +159885.81 3750.0 C57
2022-04-06 21:53:49 S 13 11 55.193 +20 42 07.20 V C57
2022-04-06 21:53:49 s 1 -168110.83 4 +158386.58 2110.0 C57
2022-04-06 22:03:49 S 13 11 53.914 +20 42 10.94 V C57
2022-04-06 22:03:49 s 1 -168211.37 3 +157634.67 4080.0 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)