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
2018-04-26 23:02:21 C 13 58 46.76 +10 29 41.2 q 160
2018-04-26 23:55:13 C 13 58 45.28 +10 27 13.9 u 557
2018-04-27 00:51:41 C 13 58 44.19 +10 24 46.2 u 557
2018-04-27 01:23:05 C 13 58 43.64 +10 23 23.5 u 557
2018-04-27 01:26:50 C 13 58 43.59 +10 23 13.4 u 557
2018-04-27 02:25:26 C 13 58 42.80 +10 20 37.6 u 557
2018-04-29 21:57:22 C 13 59 09.82 +06 30 18.5 U K87
2018-04-29 22:00:05 C 13 59 09.75 +06 30 06.7 U K87
2018-04-29 22:03:27 C 13 59 09.66 +06 29 52.1 U K87
2018-04-30 21:02:29 C 13 59 20.90 +04 38 05.1 q 089
2018-04-30 21:05:21 C 13 59 20.80 +04 37 49.7 q 089
2018-04-30 21:08:12 C 13 59 20.74 +04 37 34.4 q 089
2018-04-30 21:11:03 C 13 59 20.68 +04 37 18.5 q 089
2018-04-30 21:13:54 C 13 59 20.59 +04 37 03.8 q 089
2018-04-30 21:16:45 C 13 59 20.53 +04 36 48.3 q 089
2018-04-30 21:19:36 C 13 59 20.45 +04 36 33.2 q 089
2018-04-30 21:22:27 C 13 59 20.37 +04 36 17.6 q 089
2018-04-30 21:25:18 C 13 59 20.29 +04 36 02.2 q 089
2018-04-30 21:28:09 C 13 59 20.21 +04 35 47.0 q 089
2018-05-02 22:34:23 C 14 00 02.99 -01 01 37.2 q Z80
2018-05-02 22:36:29 C 14 00 02.92 -01 01 55.7 q Z80
2018-05-02 22:38:35 C 14 00 02.90 -01 02 13.7 q Z80
2018-05-02 22:40:40 C 14 00 02.83 -01 02 32.3 q Z80
2018-05-02 22:42:46 C 14 00 02.80 -01 02 50.3 q Z80
2018-05-02 22:44:51 C 14 00 02.73 -01 03 08.6 q Z80
2018-05-02 22:46:57 C 14 00 02.71 -01 03 26.8 q Z80
2018-05-02 22:49:02 C 14 00 02.64 -01 03 44.5 q Z80
2018-05-02 22:53:13 C 14 00 02.53 -01 04 21.4 q Z80
2018-05-02 22:55:40 C 14 00 02.50 -01 04 42.8 q Z80
2018-05-02 22:58:17 C 14 00 02.43 -01 05 05.5 q Z80
2018-05-03 01:40:54 C 14 00 06.86 -01 24 41.0 r Y00
2018-05-03 01:42:16 C 14 00 06.86 -01 24 53.3 r Y00
2018-05-03 01:43:52 C 14 00 06.69 -01 25 07.1 r Y00
2018-05-04 20:48:36 C 14 01 12.31 -09 48 11.3 q 089
2018-05-04 20:51:57 C 14 01 12.22 -09 49 00.8 q 089
2018-05-04 20:55:18 C 14 01 12.14 -09 49 50.8 q 089
2018-05-04 21:02:01 C 14 01 11.94 -09 51 30.2 q 089
2018-05-04 21:05:23 C 14 01 11.86 -09 52 20.0 q 089
2018-05-04 21:08:45 C 14 01 11.76 -09 53 09.8 q 089
2018-05-04 21:12:06 C 14 01 11.68 -09 54 00.3 q 089
2018-05-04 21:15:28 C 14 01 11.58 -09 54 49.7 q 089
2018-05-04 21:26:09 C 14 01 30.96 -09 51 45.9 q Y00
2018-05-04 21:27:43 C 14 01 17.20 -09 58 00.7 t K85
2018-05-04 21:27:48 C 14 01 30.94 -09 52 10.7 q Y00
2018-05-04 21:29:26 C 14 01 30.93 -09 52 35.1 q Y00
2018-05-04 21:34:51 C 14 01 18.53 -09 59 47.1 V J69
2018-05-04 21:38:51 C 14 01 18.46 -10 00 47.0 V J69
2018-05-04 21:40:41 C 14 01 16.93 -10 01 14.9 t K85
2018-05-04 21:42:51 C 14 01 18.38 -10 01 47.1 V J69
2018-05-04 21:46:50 C 14 01 18.32 -10 02 47.1 V J69
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)