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
2020-03-26 02:44:18 S 13 46 27.946 +16 46 01.34 V C57
2020-03-26 02:44:18 s 1 -86542.984 0 +389091.03 7390.0 C57
2020-03-26 03:14:18 S 13 46 28.486 +16 46 07.86 V C57
2020-03-26 03:14:18 s 1 -87615.207 0 +388780.50 9960.0 C57
2020-03-26 04:14:18 S 13 46 28.766 +16 46 26.58 V C57
2020-03-26 04:14:18 s 1 -89754.392 0 +388135.30 5080.0 C57
2020-03-26 05:44:18 S 13 46 29.959 +16 47 03.73 V C57
2020-03-26 05:44:18 s 1 -92949.669 0 +387107.13 7680.0 C57
2020-03-26 06:44:18 S 13 46 30.511 +16 47 29.22 V C57
2020-03-26 06:44:18 s 1 -95070.583 0 +386381.47 2520.0 C57
2020-03-26 07:14:18 S 13 46 30.924 +16 47 35.41 V C57
2020-03-26 07:14:18 s 1 -96128.190 0 +386006.58 9810.0 C57
2020-03-26 13:44:18 S 13 46 34.574 +16 49 56.60 V C57
2020-03-26 13:44:18 s 1 -109692.64 0 +380401.55 4780.0 C57
2020-03-26 14:14:18 S 13 46 35.004 +16 50 14.82 V C57
2020-03-26 14:14:18 s 1 -110721.03 2 +379914.13 8210.0 C57
2020-03-26 15:14:18 S 13 46 35.057 +16 50 29.00 V C57
2020-03-26 15:14:18 s 1 -112770.98 3 +378915.18 3690.0 C57
2020-03-26 15:44:18 S 13 46 35.652 +16 50 46.10 V C57
2020-03-26 15:44:18 s 1 -113792.49 3 +378403.64 5690.0 C57
2020-03-26 18:44:18 S 13 46 36.761 +16 51 51.30 V C57
2020-03-26 18:44:18 s 1 -119871.45 0 +375165.43 5780.0 C57
2020-03-26 19:14:18 S 13 46 36.900 +16 52 04.37 V C57
2020-03-26 19:14:18 s 1 -120876.02 1 +374597.56 3590.0 C57
2020-03-26 20:14:18 S 13 46 36.972 +16 52 20.93 V C57
2020-03-26 20:14:18 s 1 -122877.56 9 +373437.64 7070.0 C57
2020-03-26 21:14:18 S 13 46 37.766 +16 52 48.00 V C57
2020-03-26 21:14:18 s 1 -124868.81 9 +372245.47 7560.0 C57
2020-03-27 00:14:18 S 13 46 38.527 +16 53 50.93 V C57
2020-03-27 00:14:18 s 1 -130778.64 5 +368475.32 9010.0 C57
2020-03-27 01:14:18 S 13 46 39.127 +16 54 14.40 V C57
2020-03-27 01:14:18 s 1 -132726.55 8 +367153.97 5470.0 C57
2020-03-27 01:35:17 C 13 44 11.52 +16 54 46.6 V A16
2020-03-27 01:51:16 C 13 44 11.46 +16 54 51.3 V A16
2020-03-27 02:07:35 C 13 44 11.42 +16 54 55.8 V A16
2020-03-27 02:25:31 C 13 44 11.40 +16 55 00.7 V A16
2020-03-27 02:45:10 C 13 44 11.34 +16 55 06.0 V A16
2020-03-27 04:14:18 S 13 46 39.960 +16 55 15.71 V C57
2020-03-27 04:14:18 s 1 -138501.11 5 +362995.58 9770.0 C57
2020-03-27 05:44:18 S 13 46 40.195 +16 55 43.64 V C57
2020-03-27 05:44:18 s 1 -141348.07 0 +360806.88 6490.0 C57
2020-03-27 06:44:18 S 13 46 40.680 +16 56 15.90 V C57
2020-03-27 06:44:18 s 1 -143230.57 3 +359307.10 8080.0 C57
2020-03-27 13:14:18 S 13 46 41.834 +16 58 34.10 V C57
2020-03-27 13:14:18 s 1 -155147.52 6 +348762.81 5170.0 C57
2020-03-27 14:44:18 S 13 46 41.878 +16 59 07.26 V C57
2020-03-27 14:44:18 s 1 -157814.46 2 +346132.77 2340.0 C57
2020-03-27 21:14:18 S 13 46 42.370 +17 01 33.46 V C57
2020-03-27 21:14:18 s 1 -168977.34 1 +333876.26 5550.0 C57
2020-03-28 00:14:18 S 13 46 41.654 +17 02 40.78 V C57
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)