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
2016-03-08 11:01:34 C 13 55 45.770 +11 52 16.20 L F51
2016-03-08 11:18:48 C 13 55 46.602 +11 52 19.00 L F51
2016-03-08 11:34:38 C 13 55 47.353 +11 52 21.35 L F51
2016-03-14 10:46:23 C 14 03 11.43 +12 13 25.2 q 703
2016-03-14 10:55:02 C 14 03 11.82 +12 13 25.6 q 703
2016-03-14 11:03:40 C 14 03 12.28 +12 13 26.4 q 703
2016-03-14 11:12:21 C 14 03 12.57 +12 13 27.8 q 703
2016-03-31 06:49:36 C 14 24 05.64 +12 42 02.2 R G45
2016-03-31 06:56:35 C 14 24 05.93 +12 42 02.2 R G45
2016-03-31 10:42:55 C 14 24 16.35 +12 41 46.9 R G45
2016-03-31 10:50:44 C 14 24 16.72 +12 41 45.9 R G45
2016-03-31 10:58:17 C 14 24 17.07 +12 41 45.5 R G45
2016-03-31 11:06:01 C 14 24 17.43 +12 41 44.7 R G45
2016-03-31 11:51:55 C 14 24 19.77 +12 41 42.4 o 691
2016-03-31 11:56:14 C 14 24 19.98 +12 41 42.0 o 691
2016-03-31 12:00:33 C 14 24 20.18 +12 41 41.7 o 691
2016-03-31 18:46:35 C 14 24 43.98 +12 41 13.1 q D29
2016-03-31 19:08:11 C 14 24 44.99 +12 41 11.8 q D29
2016-03-31 19:29:46 C 14 24 46.01 +12 41 09.8 q D29
2016-04-01 08:10:49 C 14 25 30.66 +12 40 06.3 q 703
2016-04-01 08:19:28 C 14 25 31.06 +12 40 05.5 q 703
2016-04-01 08:28:07 C 14 25 31.49 +12 40 04.9 q 703
2016-04-01 08:36:45 C 14 25 31.90 +12 40 03.8 q 703
2016-04-02 13:29:58 C 14 27 10.58 +12 37 00.0 L T05
2016-04-02 14:03:54 C 14 27 12.22 +12 36 55.2 L T05
2016-04-02 14:38:11 C 14 27 13.85 +12 36 50.4 L T05
2016-04-02 15:12:16 C 14 27 15.49 +12 36 45.1 L T05
2016-04-03 06:33:21 C 14 28 13.40 +12 34 25.0 R G45
2016-04-03 06:33:56 C 14 28 13.44 +12 34 25.0 R G45
2016-04-03 06:40:26 C 14 28 13.77 +12 34 24.3 R G45
2016-04-03 06:47:54 C 14 28 14.13 +12 34 23.5 R G45
2016-04-03 06:55:05 C 14 28 14.48 +12 34 22.4 R G45
2016-04-03 07:02:16 C 14 28 14.84 +12 34 21.1 R G45
2016-04-03 09:33:17 C 14 28 21.70 +12 33 56.5 q H45
2016-04-03 09:34:44 C 14 28 21.76 +12 33 56.3 q H45
2016-04-03 09:35:58 C 14 28 21.86 +12 33 56.1 q H45
2016-04-03 09:37:20 C 14 28 21.91 +12 33 56.0 q H45
2016-04-03 09:38:44 C 14 28 21.97 +12 33 55.5 q H45
2016-04-03 09:40:05 C 14 28 22.04 +12 33 55.1 q H45
2016-04-05 08:34:33 C 14 31 16.89 +12 24 48.3 o 291
2016-04-05 08:40:06 C 14 31 17.16 +12 24 47.3 o 291
2016-04-05 08:45:42 C 14 31 17.46 +12 24 45.7 o 291
2016-04-07 01:42:29 C 14 33 57.65 +12 13 19.7 q 160
2016-04-07 01:45:15 C 14 33 57.78 +12 13 18.5 q 160
2016-04-07 01:48:02 C 14 33 57.90 +12 13 17.4 q 160
2016-04-07 07:59:32 C 14 34 23.69 +12 11 24.5 q H45
2016-04-07 08:01:21 C 14 34 23.78 +12 11 23.9 q H45
2016-04-07 08:02:38 C 14 34 23.86 +12 11 23.3 q H45
2016-04-07 08:04:02 C 14 34 23.92 +12 11 23.0 q H45
2016-04-07 08:05:28 C 14 34 23.99 +12 11 22.4 q H45
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)