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
2022-04-01 18:38:22 C 13 16 07.444 +20 12 57.57 W N86
2022-04-01 18:49:14 C 13 16 06.967 +20 13 00.92 W N86
2022-04-01 19:00:13 C 13 16 06.337 +20 13 05.20 W N86
2022-04-01 19:11:14 C 13 16 05.801 +20 13 09.60 W N86
2022-04-02 09:47:39 C 13 15 31.272 +20 18 01.87 V T08
2022-04-02 09:50:21 C 13 15 31.169 +20 18 02.59 V T08
2022-04-02 09:54:57 C 13 15 30.895 +20 18 03.92 V T08
2022-04-02 10:14:01 C 13 15 29.890 +20 18 10.40 V T08
2022-04-03 09:35:10 C 13 14 29.760 +20 25 16.57 V T08
2022-04-03 09:37:48 C 13 14 29.549 +20 25 17.90 V T08
2022-04-03 09:43:05 C 13 14 29.282 +20 25 19.49 V T08
2022-04-03 09:54:11 C 13 14 28.625 +20 25 22.87 V T08
2022-04-04 01:43:50 S 13 16 23.568 +20 23 35.92 V C57
2022-04-04 01:43:50 s 1 -51326.408 0 +349234.59 9320.0 C57
2022-04-04 03:33:50 S 13 16 18.245 +20 24 07.02 V C57
2022-04-04 03:33:50 s 1 -55482.590 0 +346842.96 3970.0 C57
2022-04-04 04:03:50 S 13 16 16.762 +20 24 13.10 V C57
2022-04-04 04:03:50 s 1 -56612.206 0 +346166.76 490.0 C57
2022-04-04 06:03:50 S 13 16 11.021 +20 24 45.04 V C57
2022-04-04 06:03:50 s 1 -61112.865 0 +343358.90 3370.0 C57
2022-04-04 06:33:50 S 13 16 09.382 +20 24 55.08 V C57
2022-04-04 06:33:50 s 1 -62233.376 0 +342631.08 7340.0 C57
2022-04-04 07:13:50 S 13 16 07.116 +20 25 07.64 V C57
2022-04-04 07:13:50 s 1 -63724.361 0 +341644.52 2260.0 C57
2022-04-04 07:23:44 C 13 13 28.970 +20 31 20.60 U I41
2022-04-04 07:23:50 S 13 16 06.931 +20 25 06.89 V C57
2022-04-04 07:23:50 s 1 -64096.556 0 +341394.99 4800.0 C57
2022-04-04 07:29:57 C 13 13 28.589 +20 31 22.40 U I41
2022-04-04 08:04:12 C 13 13 26.580 +20 31 31.91 U I41
2022-04-04 08:37:26 C 13 13 24.660 +20 31 41.02 U I41
2022-04-04 09:36:32 C 13 13 21.230 +20 31 56.32 U I41
2022-04-04 10:13:50 S 13 15 58.260 +20 25 51.64 V C57
2022-04-04 10:13:50 s 1 -70388.376 0 +336975.58 3970.0 C57
2022-04-04 13:43:50 S 13 15 47.724 +20 26 56.33 V C57
2022-04-04 13:43:50 s 1 -78060.244 0 +331048.41 9430.0 C57
2022-04-04 13:53:50 S 13 15 47.143 +20 26 52.80 V C57
2022-04-04 13:53:50 s 1 -78422.533 0 +330753.27 8230.0 C57
2022-04-04 18:43:50 S 13 15 31.526 +20 28 10.92 V C57
2022-04-04 18:43:50 s 1 -88796.596 0 +321675.95 9940.0 C57
2022-04-04 19:43:50 S 13 15 28.202 +20 28 29.50 V C57
2022-04-04 19:43:50 s 1 -90908.718 0 +319671.77 7120.0 C57
2022-04-05 03:03:49 S 13 15 02.458 +20 30 21.38 V C57
2022-04-05 03:03:49 s 1 -105982.31 9 +303628.37 9200.0 C57
2022-04-05 03:33:50 S 13 15 01.142 +20 30 31.54 V C57
2022-04-05 03:33:50 s 1 -106980.82 9 +302447.09 2540.0 C57
2022-04-05 04:33:49 S 13 14 57.499 +20 30 49.93 V C57
2022-04-05 04:33:49 s 1 -108965.59 5 +300050.60 9500.0 C57
2022-04-05 05:43:49 S 13 14 53.374 +20 31 06.92 V C57
2022-04-05 05:43:49 s 1 -111259.93 0 +297197.27 9120.0 C57
2022-04-05 06:33:49 S 13 14 50.378 +20 31 24.20 V 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)