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
2020-04-23 07:26:24 C 13 28 53.95 +15 26 31.2 U I41
2020-04-23 07:54:30 C 13 28 50.75 +15 25 58.9 V 703
2020-04-23 08:02:06 C 13 28 50.05 +15 25 50.0 V 703
2020-04-23 08:09:35 C 13 28 49.94 +15 25 39.8 U I41
2020-04-23 08:09:44 C 13 28 49.36 +15 25 40.8 V 703
2020-04-23 08:10:14 C 13 28 49.88 +15 25 39.0 U I41
2020-04-23 08:10:53 C 13 28 49.82 +15 25 38.2 U I41
2020-04-23 08:17:21 C 13 28 48.66 +15 25 31.5 V 703
2020-04-23 20:41:09 C 13 28 00.28 +15 09 52.3 q 557
2020-04-23 21:05:41 C 13 27 58.27 +15 09 27.1 V 595
2020-04-23 21:11:51 C 13 27 55.61 +15 09 21.7 V C40
2020-04-23 21:12:53 C 13 27 55.50 +15 09 20.5 V C40
2020-04-23 21:13:51 C 13 27 57.51 +15 09 16.8 V 595
2020-04-23 21:15:59 C 13 27 55.22 +15 09 16.4 V C40
2020-04-23 21:21:59 C 13 27 56.75 +15 09 06.6 V 595
2020-04-23 21:22:02 C 13 27 57.18 +15 08 59.0 t K85
2020-04-23 21:30:24 C 13 27 53.85 +15 08 57.8 V C40
2020-04-23 21:40:02 C 13 27 55.56 +15 08 36.0 t K85
2020-04-23 21:44:51 C 13 27 52.50 +15 08 38.8 V C40
2020-04-23 21:45:52 C 13 27 52.40 +15 08 37.6 V C40
2020-04-23 21:56:11 C 13 27 53.45 +15 08 17.6 q 557
2020-04-23 22:00:20 C 13 27 51.06 +15 08 18.6 V C40
2020-04-23 22:14:34 C 13 27 49.74 +15 07 59.9 V C40
2020-04-23 22:15:38 C 13 27 49.64 +15 07 58.4 V C40
2020-04-23 22:16:43 C 13 27 49.54 +15 07 56.8 V C40
2020-04-23 22:30:38 C 13 27 48.24 +15 07 38.6 V C40
2020-04-23 22:31:41 C 13 27 48.15 +15 07 37.1 V C40
2020-04-23 22:32:45 C 13 27 48.06 +15 07 35.6 V C40
2020-04-23 22:44:07 C 13 27 49.35 +15 07 22.0 V 130
2020-04-23 22:45:35 C 13 27 46.87 +15 07 18.5 V C40
2020-04-23 22:46:19 C 13 27 49.15 +15 07 19.1 V 130
2020-04-23 22:46:39 C 13 27 46.77 +15 07 17.2 V C40
2020-04-23 22:47:43 C 13 27 46.67 +15 07 15.7 V C40
2020-04-23 22:48:31 C 13 27 48.94 +15 07 16.4 V 130
2020-04-23 22:50:43 C 13 27 48.73 +15 07 13.5 V 130
2020-04-23 22:58:35 C 13 27 45.69 +15 07 01.3 V C40
2020-04-23 22:59:39 C 13 27 45.60 +15 06 59.7 V C40
2020-04-23 23:13:33 C 13 27 44.33 +15 06 41.1 V C40
2020-04-23 23:14:39 C 13 27 44.24 +15 06 39.6 V C40
2020-04-23 23:29:36 C 13 27 42.90 +15 06 19.5 V C40
2020-04-23 23:31:45 C 13 27 42.70 +15 06 16.4 V C40
2020-04-23 23:42:27 C 13 27 43.65 +15 05 59.0 q 557
2020-04-23 23:44:36 C 13 27 41.55 +15 05 59.2 V C40
2020-04-23 23:47:49 C 13 27 41.28 +15 05 54.7 V C40
2020-04-23 23:56:56 C 13 27 42.41 +15 05 48.9 V 160
2020-04-23 23:59:36 C 13 27 42.15 +15 05 45.4 V 160
2020-04-23 23:59:45 C 13 27 40.23 +15 05 38.5 V C40
2020-04-24 00:02:24 C 13 27 41.89 +15 05 42.5 V 160
2020-04-24 00:12:36 C 13 27 39.11 +15 05 20.9 V C40
2020-04-24 00:14:44 C 13 27 38.94 +15 05 18.1 V C40
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)