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
2016-09-10 09:47:45 C 01 31 36.31 -15 08 59.4 o 691
2016-09-10 09:53:29 C 01 31 35.72 -15 08 58.8 o 691
2016-09-10 09:56:48 C 01 31 35.35 -15 08 58.4 o 691
2016-09-30 07:27:14 C 00 44 24.06 -13 18 40.2 o 691
2016-09-30 07:30:32 C 00 44 23.69 -13 18 39.0 o 691
2016-09-30 07:33:50 C 00 44 23.40 -13 18 38.1 o 691
2016-10-01 06:06:13 C 00 42 24.80 -13 10 31.7 o 691
2016-10-01 06:19:28 C 00 42 23.60 -13 10 27.0 o 691
2016-10-01 06:32:47 C 00 42 22.36 -13 10 22.2 o 691
2016-10-02 06:07:50 C 00 40 20.77 -13 01 39.4 o 691
2016-10-02 06:18:36 C 00 40 19.79 -13 01 35.2 o 691
2016-10-02 10:44:04 C 00 39 56.934 -12 59 52.71 L F51
2016-10-02 11:00:17 C 00 39 55.488 -12 59 46.56 L F51
2016-10-02 11:32:43 C 00 39 52.602 -12 59 34.16 L F51
2016-10-05 09:15:27 C 00 34 12.41 -12 32 20.3 o 291
2016-10-05 09:19:07 C 00 34 12.16 -12 32 18.9 o 291
2016-10-05 09:22:45 C 00 34 11.87 -12 32 17.2 o 291
2018-03-16 08:39:46 C 13 47 51.73 +14 42 58.4 U 703
2018-03-16 08:46:58 C 13 47 51.90 +14 43 01.6 U G96
2018-03-16 08:47:17 C 13 47 51.88 +14 43 02.2 U 703
2018-03-16 08:54:48 C 13 47 52.07 +14 43 02.9 U 703
2018-03-16 09:02:19 C 13 47 52.29 +14 43 06.3 U 703
2018-03-16 09:03:10 C 13 47 52.27 +14 43 06.2 U G96
2018-03-16 09:10:35 C 13 47 52.43 +14 43 08.4 U G96
2018-03-16 09:18:00 C 13 47 52.61 +14 43 10.5 U G96
2018-03-17 13:30:32 C 13 48 41.29 +14 51 05.5 U T05
2018-03-17 13:49:44 C 13 48 41.57 +14 51 11.6 U T05
2018-03-17 14:05:11 C 13 48 41.95 +14 51 15.8 U T05
2018-03-17 14:21:24 C 13 48 42.30 +14 51 18.8 U T05
2018-03-19 10:17:17 C 13 49 54.95 +15 03 23.2 U 703
2018-03-19 10:24:56 C 13 49 55.15 +15 03 25.7 U 703
2018-03-19 10:40:13 C 13 49 55.64 +15 03 27.3 U 703
2018-03-25 00:29:17 C 13 53 04.70 +15 38 26.5 q C36
2018-03-25 00:30:42 C 13 53 04.73 +15 38 27.6 q C36
2018-03-25 00:37:42 C 13 53 04.89 +15 38 28.7 q C36
2018-03-25 00:41:55 C 13 53 04.93 +15 38 31.1 q C36
2018-03-25 00:46:08 C 13 53 05.00 +15 38 31.4 q C36
2018-03-25 00:48:55 C 13 53 05.01 +15 38 32.9 q C36
2018-03-28 05:49:23 C 13 54 35.32 +15 56 24.7 U G96
2018-03-28 05:56:57 C 13 54 35.39 +15 56 26.3 U G96
2018-03-28 06:04:30 C 13 54 35.46 +15 56 28.2 U G96
2018-03-28 06:12:04 C 13 54 35.56 +15 56 29.9 U G96
2018-03-30 10:44:36 C 13 55 26.84 +16 07 07.8 U T05
2018-03-30 11:00:36 C 13 55 26.97 +16 07 09.3 U T05
2018-03-30 11:12:31 C 13 55 27.03 +16 07 11.8 U T05
2018-03-30 11:26:36 C 13 55 27.07 +16 07 14.3 U T05
2018-04-05 12:36:25 C 13 57 15.19 +16 25 47.3 U T08
2018-04-05 12:53:38 C 13 57 15.14 +16 25 47.5 U T08
2018-04-05 13:04:09 C 13 57 15.13 +16 25 48.4 U T08
2018-04-05 13:19:34 C 13 57 15.12 +16 25 48.6 U T08
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)