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
2020-03-14 04:42:17 C 13 39 46.69 +15 17 06.7 V C95
2020-03-21 10:02:04 C 13 43 00.705 +16 13 29.54 U F51
2020-03-21 10:18:17 C 13 43 00.801 +16 13 35.02 U F51
2020-03-21 10:34:26 C 13 43 00.890 +16 13 40.44 U F51
2020-03-21 11:21:06 C 13 43 01.128 +16 13 55.88 U F51
2020-03-22 10:01:11 C 13 43 18.655 +16 21 08.41 U F51
2020-03-22 10:19:26 C 13 43 18.734 +16 21 14.55 U F51
2020-03-22 10:37:40 C 13 43 18.802 +16 21 20.64 U F51
2020-03-22 10:55:55 C 13 43 18.862 +16 21 26.62 U F51
2020-03-23 02:44:18 S 13 45 04.188 +16 20 13.24 V C57
2020-03-23 02:44:18 s 1 +74349.551 0 +345993.39 6280.0 C57
2020-03-23 05:14:18 S 13 45 07.774 +16 21 10.40 V C57
2020-03-23 05:14:18 s 1 +68965.374 0 +350633.34 2760.0 C57
2020-03-23 11:44:18 S 13 45 18.072 +16 23 21.05 V C57
2020-03-23 11:44:18 s 1 +54747.031 0 +361539.28 5690.0 C57
2020-03-23 12:02:28 C 13 43 34.61 +16 29 21.4 V T05
2020-03-23 12:14:18 S 13 45 18.725 +16 23 28.61 V C57
2020-03-23 12:14:18 s 1 +53641.909 0 +362310.18 4200.0 C57
2020-03-23 12:31:13 C 13 43 34.66 +16 29 29.9 V T05
2020-03-23 12:43:08 C 13 43 34.62 +16 29 33.5 V T05
2020-03-23 12:55:44 C 13 43 34.68 +16 29 37.4 V T05
2020-03-23 23:44:18 S 13 45 35.681 +16 27 33.23 V C57
2020-03-23 23:44:18 s 1 +27893.957 0 +377443.81 300.0 C57
2020-03-24 03:14:18 S 13 45 40.351 +16 28 44.72 V C57
2020-03-24 03:14:18 s 1 +19966.480 0 +381085.67 3590.0 C57
2020-03-24 05:14:18 S 13 45 42.749 +16 29 29.29 V C57
2020-03-24 05:14:18 s 1 +15424.769 0 +382969.70 3390.0 C57
2020-03-24 07:58:09 C 13 43 46.32 +16 35 24.3 V G96
2020-03-24 08:05:33 C 13 43 46.32 +16 35 26.6 V G96
2020-03-24 08:13:00 C 13 43 46.33 +16 35 29.0 V G96
2020-03-24 08:20:25 C 13 43 46.33 +16 35 31.3 V G96
2020-03-24 14:14:18 S 13 45 54.079 +16 32 39.52 V C57
2020-03-24 14:44:18 S 13 45 54.559 +16 32 56.58 V C57
2020-03-24 15:14:18 S 13 45 55.387 +16 33 06.16 V C57
2020-03-25 06:44:18 S 13 46 11.467 +16 38 35.23 V C57
2020-03-25 06:44:18 s 1 -42480.257 0 +394871.73 4560.0 C57
2020-03-25 10:05:19 C 13 43 59.22 +16 43 26.8 V T08
2020-03-25 10:13:37 C 13 43 59.25 +16 43 29.4 V T08
2020-03-25 10:32:27 C 13 43 59.16 +16 43 35.4 V T08
2020-03-25 10:41:45 C 13 43 59.11 +16 43 37.7 V T08
2020-03-25 11:14:18 S 13 46 15.994 +16 40 17.00 V C57
2020-03-25 11:14:18 s 1 -52560.936 0 +394707.46 4040.0 C57
2020-03-25 13:44:18 S 13 46 18.341 +16 41 13.88 V C57
2020-03-25 13:44:18 s 1 -58126.241 0 +394329.43 5110.0 C57
2020-03-25 14:44:18 S 13 46 19.058 +16 41 34.69 V C57
2020-03-25 14:44:18 s 1 -60344.523 0 +394121.10 8660.0 C57
2020-03-25 23:14:18 S 13 46 25.874 +16 44 45.56 V C57
2020-03-25 23:14:18 s 1 -78990.438 0 +391039.12 5840.0 C57
2020-03-26 00:44:18 S 13 46 26.436 +16 45 21.64 V C57
2020-03-26 00:44:18 s 1 -82237.084 0 +390252.59 6080.0 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)