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
2020-04-14 22:03:31 C 13 38 38.86 +17 34 40.0 t K85
2020-04-14 22:06:31 C 13 38 38.72 +17 34 39.1 t K85
2020-04-14 23:02:57 C 13 38 35.79 +17 34 25.9 q 557
2020-04-15 00:14:17 S 13 39 16.111 +17 44 36.82 V C57
2020-04-15 00:14:17 s 1 -155711.14 8 - 5427.155 6380.0 C57
2020-04-15 00:32:41 C 13 38 31.70 +17 34 01.1 q 557
2020-04-15 01:04:48 C 13 38 30.68 +17 33 55.8 V A16
2020-04-15 01:06:03 C 13 38 30.45 +17 33 54.8 V A16
2020-04-15 01:19:05 C 13 38 29.89 +17 33 50.3 V A16
2020-04-15 01:24:46 C 13 38 29.58 +17 33 49.4 V A16
2020-04-15 02:22:06 C 13 38 26.94 +17 33 27.8 q 557
2020-04-15 03:18:43 C 13 38 24.69 +17 33 13.8 V A16
2020-04-15 03:20:53 C 13 38 24.55 +17 33 12.9 V A16
2020-04-15 03:35:08 C 13 38 24.07 +17 33 09.1 V A16
2020-04-15 03:41:41 C 13 38 23.76 +17 33 05.4 V A16
2020-04-15 04:14:17 S 13 38 49.126 +17 42 59.22 V C57
2020-04-15 04:14:17 s 1 -138295.00 5 -26995.998 4260.0 C57
2020-04-15 04:44:17 S 13 38 45.350 +17 42 47.52 V C57
2020-04-15 04:44:17 s 1 -135849.39 3 -29652.385 6500.0 C57
2020-04-15 05:14:17 S 13 38 42.098 +17 42 31.43 V C57
2020-04-15 05:14:17 s 1 -133339.53 2 -32294.717 2130.0 C57
2020-04-15 05:44:17 S 13 38 38.515 +17 42 19.69 V C57
2020-04-15 05:44:17 s 1 -130764.01 5 -34921.116 9400.0 C57
2020-04-15 06:14:17 S 13 38 35.390 +17 42 05.33 V C57
2020-04-15 06:14:17 s 1 -128121.43 3 -37529.572 6520.0 C57
2020-04-15 06:44:17 S 13 38 31.210 +17 41 47.80 V C57
2020-04-15 06:44:17 s 1 -125410.37 9 -40117.938 1720.0 C57
2020-04-15 07:14:17 S 13 38 27.991 +17 41 35.84 V C57
2020-04-15 07:14:17 s 1 -122629.45 7 -42683.918 3160.0 C57
2020-04-15 07:44:17 S 13 38 24.336 +17 41 18.71 V C57
2020-04-15 07:44:17 s 1 -119777.28 6 -45225.062 9010.0 C57
2020-04-15 08:14:17 S 13 38 21.110 +17 41 06.86 V C57
2020-04-15 08:14:17 s 1 -116852.51 2 -47738.757 7460.0 C57
2020-04-15 08:44:17 S 13 38 17.364 +17 40 48.72 V C57
2020-04-15 08:44:17 s 1 -113853.81 9 -50222.213 6660.0 C57
2020-04-15 19:40:45 C 13 37 55.77 +17 28 17.7 q 557
2020-04-15 21:06:52 C 13 37 51.84 +17 27 52.7 q 557
2020-04-15 21:18:18 C 13 37 51.64 +17 27 47.5 t K85
2020-04-15 21:24:17 C 13 37 51.36 +17 27 45.9 t K85
2020-04-15 22:36:14 C 13 37 47.54 +17 27 25.9 q 557
2020-04-16 00:01:29 C 13 37 43.42 +17 27 02.4 V 160
2020-04-16 00:04:27 C 13 37 43.29 +17 27 02.1 V 160
2020-04-16 00:07:20 C 13 37 43.15 +17 27 00.8 V 160
2020-04-16 00:07:50 C 13 37 43.02 +17 26 55.2 q 557
2020-04-16 01:34:50 C 13 37 38.84 +17 26 23.4 q 557
2020-04-16 02:34:37 C 13 37 36.09 +17 26 02.3 q 557
2020-04-16 08:19:18 C 13 37 24.99 +17 24 22.7 V 703
2020-04-16 08:34:22 C 13 37 24.02 +17 24 16.7 V 703
2020-04-16 08:41:54 C 13 37 23.68 +17 24 14.0 V 703
2020-04-16 19:33:36 C 13 37 02.77 +17 19 44.0 q 557
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)