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
2020-03-30 07:14:18 S 13 46 01.195 +17 21 35.17 V C57
2020-03-30 07:14:18 s 1 -223785.43 6 +158825.98 5900.0 C57
2020-03-30 07:44:18 S 13 46 00.115 +17 21 39.13 V C57
2020-03-30 07:44:18 s 1 -223713.19 7 +156766.45 4490.0 C57
2020-03-30 08:14:18 S 13 45 59.746 +17 21 51.55 V C57
2020-03-30 08:14:18 s 1 -223626.88 5 +154696.98 1220.0 C57
2020-03-30 08:44:18 S 13 45 58.973 +17 21 59.36 V C57
2020-03-30 08:44:18 s 1 -223526.31 3 +152617.57 5880.0 C57
2020-03-30 09:14:18 S 13 45 58.034 +17 22 11.60 V C57
2020-03-30 09:14:18 s 1 -223411.28 7 +150528.21 8300.0 C57
2020-04-01 01:14:51 C 13 44 14.16 +17 25 22.3 V A16
2020-04-01 01:34:48 C 13 44 13.91 +17 25 26.8 V A16
2020-04-01 01:54:41 C 13 44 13.63 +17 25 31.4 V A16
2020-04-01 02:14:30 C 13 44 13.40 +17 25 34.9 V A16
2020-04-03 02:00:54 C 13 43 57.54 +17 35 11.2 V 160
2020-04-03 02:05:57 C 13 43 57.44 +17 35 11.7 V 160
2020-04-03 02:10:57 C 13 43 57.34 +17 35 12.0 V 160
2020-04-04 00:55:07 C 13 43 47.01 +17 39 06.3 V 160
2020-04-04 01:00:07 C 13 43 46.92 +17 39 07.2 V 160
2020-04-04 01:05:07 C 13 43 46.89 +17 39 07.7 V 160
2020-04-04 06:39:03 C 13 43 45.46 +17 40 07.2 V 703
2020-04-04 06:46:54 C 13 43 45.33 +17 40 09.0 V 703
2020-04-04 06:54:44 C 13 43 45.15 +17 40 10.0 V 703
2020-04-04 10:36:33 C 13 43 42.64 +17 40 53.3 V T05
2020-04-04 10:41:56 C 13 43 42.55 +17 40 53.9 V T05
2020-04-04 11:11:36 C 13 43 41.92 +17 40 59.2 V T05
2020-04-04 11:19:18 C 13 43 41.70 +17 40 59.9 V T05
2020-04-06 06:08:12 C 13 43 13.27 +17 46 13.1 u H21
2020-04-06 06:09:41 C 13 43 13.25 +17 46 13.2 u H21
2020-04-06 06:12:31 C 13 43 13.18 +17 46 13.3 u H21
2020-04-06 06:15:28 C 13 43 13.13 +17 46 13.9 u H21
2020-04-06 06:18:24 C 13 43 13.05 +17 46 14.5 u H21
2020-04-06 06:21:21 C 13 43 12.98 +17 46 14.7 u H21
2020-04-06 06:24:17 C 13 43 12.92 +17 46 14.9 u H21
2020-04-06 06:27:10 C 13 43 12.88 +17 46 15.4 u H21
2020-04-08 23:44:18 S 13 45 46.159 +17 44 55.32 V C57
2020-04-08 23:44:18 s 1 -50518.441 0 +396802.01 4230.0 C57
2020-04-09 00:14:18 S 13 45 46.174 +17 44 57.70 V C57
2020-04-09 00:14:18 s 1 -51605.665 0 +396663.42 3830.0 C57
2020-04-09 01:14:18 S 13 45 45.403 +17 45 06.59 V C57
2020-04-09 01:14:18 s 1 -53776.605 0 +396362.19 1640.0 C57
2020-04-09 01:44:18 S 13 45 45.410 +17 45 12.46 V C57
2020-04-09 01:44:18 s 1 -54860.277 0 +396199.56 9880.0 C57
2020-04-09 02:14:18 S 13 45 45.158 +17 45 15.16 V C57
2020-04-09 02:14:18 s 1 -55942.723 0 +396028.92 7730.0 C57
2020-04-09 04:14:18 S 13 45 44.405 +17 45 29.48 V C57
2020-04-09 04:14:18 s 1 -60259.803 0 +395266.32 5580.0 C57
2020-04-09 04:44:18 S 13 45 44.074 +17 45 33.01 V C57
2020-04-09 04:44:18 s 1 -61335.790 0 +395055.67 1790.0 C57
2020-04-09 05:14:18 S 13 45 43.973 +17 45 36.22 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)