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
2020-04-20 23:17:45 C 13 32 21.79 +16 21 14.0 V L65
2020-04-20 23:31:42 C 13 32 20.83 +16 21 02.7 V L65
2020-04-20 23:45:34 C 13 32 19.44 +16 20 54.6 q 557
2020-04-21 01:00:58 C 13 32 14.12 +16 19 50.6 q 557
2020-04-21 01:48:04 C 13 32 10.91 +16 19 09.7 q 557
2020-04-21 02:31:19 C 13 32 08.05 +16 18 31.8 q 557
2020-04-21 08:17:26 C 13 31 54.112 +16 14 24.66 U F52
2020-04-21 08:21:22 C 13 31 49.63 +16 14 04.6 V G96
2020-04-21 08:28:47 C 13 31 49.05 +16 13 57.9 V G96
2020-04-21 08:32:29 C 13 31 52.904 +16 14 12.32 U F52
2020-04-21 08:36:11 C 13 31 48.48 +16 13 51.3 V G96
2020-04-21 08:43:35 C 13 31 47.90 +16 13 44.6 V G96
2020-04-21 08:47:36 C 13 31 51.690 +16 13 59.71 U F52
2020-04-21 09:02:51 C 13 31 50.448 +16 13 46.99 U F52
2020-04-21 19:30:23 C 13 31 15.19 +16 03 37.8 q 557
2020-04-21 20:05:45 C 13 31 12.61 +16 03 06.6 q 557
2020-04-21 21:40:22 C 13 31 05.46 +16 01 40.7 q 557
2020-04-21 21:40:58 C 13 31 05.96 +16 01 38.1 t K85
2020-04-21 21:49:58 C 13 31 05.29 +16 01 30.1 t K85
2020-04-21 22:46:56 C 13 31 00.67 +16 00 34.0 V L65
2020-04-21 23:07:20 C 13 30 59.13 +16 00 14.9 V L65
2020-04-21 23:16:50 C 13 30 58.41 +16 00 05.7 V L65
2020-04-21 23:30:42 C 13 30 56.88 +15 59 56.1 q 557
2020-04-21 23:54:06 C 13 30 55.66 +15 59 37.8 V A16
2020-04-22 00:10:28 C 13 30 54.40 +15 59 21.5 V A16
2020-04-22 00:26:51 C 13 30 52.88 +15 59 05.1 V A16
2020-04-22 00:45:19 C 13 30 51.44 +15 58 46.7 V A16
2020-04-22 00:54:45 C 13 30 50.44 +15 58 33.2 q 557
2020-04-22 02:24:39 C 13 30 43.86 +15 57 01.7 q 557
2020-04-22 02:33:32 C 13 30 50.14 +15 57 07.6 V V93
2020-04-22 03:12:31 C 13 30 47.13 +15 56 31.6 V V93
2020-04-22 03:39:06 C 13 30 45.02 +15 56 06.8 V V93
2020-04-22 09:49:40 C 13 30 19.65 +15 50 31.2 V T08
2020-04-22 09:53:54 C 13 30 19.27 +15 50 27.1 V T08
2020-04-22 10:11:25 C 13 30 17.71 +15 50 09.1 V T08
2020-04-22 10:18:59 C 13 30 17.02 +15 50 01.3 V T08
2020-04-22 18:20:50 C 13 29 47.91 +15 40 40.4 q 168
2020-04-22 19:20:50 C 13 29 43.06 +15 39 35.8 q 168
2020-04-22 19:48:50 C 13 29 40.81 +15 39 05.5 q 168
2020-04-22 20:12:40 C 13 29 41.90 +15 38 46.1 q 557
2020-04-22 20:12:50 C 13 29 38.85 +15 38 39.3 q 168
2020-04-22 21:38:11 C 13 29 34.83 +15 37 14.8 q 557
2020-04-22 22:46:07 C 13 29 29.49 +15 35 55.3 V L65
2020-04-22 22:56:34 C 13 29 28.20 +15 35 48.3 q 557
2020-04-22 23:09:10 C 13 29 27.59 +15 35 30.0 V L65
2020-04-22 23:24:40 C 13 29 26.29 +15 35 13.0 V L65
2020-04-23 00:42:16 C 13 29 19.37 +15 33 47.7 q 557
2020-04-23 02:30:33 C 13 29 10.76 +15 31 39.7 q 557
2020-04-23 06:37:46 C 13 28 58.47 +15 27 27.8 U I41
2020-04-23 07:25:06 C 13 28 54.08 +15 26 32.7 U I41
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)