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
2020-04-16 21:33:15 C 13 36 56.82 +17 19 00.2 q 557
2020-04-16 21:54:37 C 13 36 56.01 +17 18 56.4 V 130
2020-04-16 21:57:28 C 13 36 55.87 +17 18 54.9 V 130
2020-04-16 22:01:03 C 13 36 55.67 +17 18 53.9 V 130
2020-04-16 22:04:37 C 13 36 55.48 +17 18 52.4 V 130
2020-04-16 22:56:34 C 13 36 52.43 +17 18 27.5 q 557
2020-04-17 00:25:33 C 13 36 47.73 +17 17 49.8 q 557
2020-04-17 00:40:00 C 13 36 47.02 +17 17 50.4 V 160
2020-04-17 00:42:55 C 13 36 46.86 +17 17 49.4 V 160
2020-04-17 00:45:42 C 13 36 46.72 +17 17 48.0 V 160
2020-04-17 01:48:57 C 13 36 43.48 +17 17 13.2 q 557
2020-04-17 19:51:50 C 13 36 03.71 +17 09 08.5 q 557
2020-04-17 21:24:33 C 13 35 58.68 +17 08 27.0 q 557
2020-04-17 21:27:57 C 13 35 58.92 +17 08 23.8 t K85
2020-04-17 21:34:17 C 13 35 58.57 +17 08 20.3 t K85
2020-04-17 22:53:13 C 13 35 53.66 +17 07 45.0 q 557
2020-04-18 00:32:36 C 13 35 48.01 +17 06 54.5 q 557
2020-04-18 02:34:58 C 13 35 41.41 +17 05 48.6 q 557
2020-04-18 09:15:24 C 13 35 27.83 +17 03 04.6 V T08
2020-04-18 09:21:07 C 13 35 27.46 +17 03 01.6 V T08
2020-04-18 09:30:34 C 13 35 26.85 +17 02 56.9 V T08
2020-04-18 09:54:31 C 13 35 25.27 +17 02 44.3 V T08
2020-04-18 20:29:29 C 13 34 58.55 +16 56 11.3 t K85
2020-04-18 21:11:37 C 13 34 56.11 +16 55 48.6 t K85
2020-04-19 07:17:35 C 13 34 25.54 +16 50 11.1 V 703
2020-04-19 07:25:15 C 13 34 25.02 +16 50 06.3 V 703
2020-04-19 07:32:54 C 13 34 24.52 +16 50 01.2 V 703
2020-04-19 07:40:28 C 13 34 23.99 +16 49 56.7 V 703
2020-04-19 20:52:55 C 13 33 47.83 +16 40 55.6 t K85
2020-04-19 21:04:56 C 13 33 47.06 +16 40 47.9 t K85
2020-04-20 02:02:29 C 13 33 33.61 +16 37 29.0 V V93
2020-04-20 02:38:50 C 13 33 31.32 +16 37 05.5 V V93
2020-04-20 03:09:38 C 13 33 29.32 +16 36 45.2 V V93
2020-04-20 08:15:29 C 13 33 09.18 +16 33 18.0 V 703
2020-04-20 08:22:29 C 13 33 08.66 +16 33 12.8 V 703
2020-04-20 08:29:29 C 13 33 08.14 +16 33 07.6 V 703
2020-04-20 08:36:29 C 13 33 07.64 +16 33 01.9 V 703
2020-04-20 09:49:29 C 13 33 02.03 +16 32 05.2 V V37
2020-04-20 09:51:38 C 13 33 01.89 +16 32 03.4 V V37
2020-04-20 09:55:53 C 13 33 01.60 +16 32 00.1 V V37
2020-04-20 09:58:02 C 13 33 01.46 +16 31 58.4 V V37
2020-04-20 10:00:10 C 13 33 01.31 +16 31 56.6 V V37
2020-04-20 10:14:37 C 13 33 04.18 +16 32 07.5 V T05
2020-04-20 10:20:13 C 13 33 03.75 +16 32 03.3 V T05
2020-04-20 10:31:00 C 13 33 02.92 +16 31 55.1 V T05
2020-04-20 10:49:18 C 13 33 01.53 +16 31 41.3 V T05
2020-04-20 19:28:36 C 13 32 37.48 +16 24 17.1 q 557
2020-04-20 20:51:21 C 13 32 31.86 +16 23 14.3 q 557
2020-04-20 22:17:55 C 13 32 25.73 +16 22 06.5 q 557
2020-04-20 23:03:48 C 13 32 22.79 +16 21 25.5 V L65
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)