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
2020-03-29 13:44:18 S 13 46 22.706 +17 15 51.23 V C57
2020-03-29 13:44:18 s 1 -218687.74 4 +224722.48 8030.0 C57
2020-03-29 14:14:18 S 13 46 22.025 +17 15 58.03 V C57
2020-03-29 14:14:18 s 1 -219012.12 9 +223004.00 7060.0 C57
2020-03-29 15:14:18 S 13 46 21.019 +17 16 18.12 V C57
2020-03-29 15:14:18 s 1 -219633.14 1 +219538.55 3780.0 C57
2020-03-29 15:44:18 S 13 46 20.136 +17 16 28.96 V C57
2020-03-29 15:44:18 s 1 -219929.56 1 +217791.55 1260.0 C57
2020-03-29 16:14:18 S 13 46 20.066 +17 16 40.44 V C57
2020-03-29 16:14:18 s 1 -220216.44 9 +216035.00 1360.0 C57
2020-03-29 16:44:18 S 13 46 19.334 +17 16 47.14 V C57
2020-03-29 16:44:18 s 1 -220493.69 9 +214268.90 3960.0 C57
2020-03-29 18:14:18 S 13 46 17.837 +17 17 17.56 V C57
2020-03-29 18:14:18 s 1 -221266.50 8 +208913.09 5720.0 C57
2020-03-29 21:14:18 S 13 46 14.554 +17 18 15.62 V C57
2020-03-29 21:14:18 s 1 -222536.50 5 +197941.22 1950.0 C57
2020-03-29 22:44:18 S 13 46 12.538 +17 18 49.97 V C57
2020-03-29 22:44:18 s 1 -223027.11 4 +192324.31 9980.0 C57
2020-03-29 23:14:18 S 13 46 12.062 +17 18 58.79 V C57
2020-03-29 23:14:18 s 1 -223168.40 3 +190432.51 4770.0 C57
2020-03-29 23:44:18 S 13 46 11.702 +17 19 06.02 V C57
2020-03-29 23:44:18 s 1 -223298.34 2 +188530.93 390.0 C57
2020-03-30 00:14:18 S 13 46 10.368 +17 19 14.09 V C57
2020-03-30 00:14:18 s 1 -223416.79 5 +186619.56 6710.0 C57
2020-03-30 00:44:18 S 13 46 09.989 +17 19 30.65 V C57
2020-03-30 00:44:18 s 1 -223523.62 0 +184698.39 3580.0 C57
2020-03-30 01:14:18 S 13 46 09.468 +17 19 34.93 V C57
2020-03-30 01:14:18 s 1 -223618.67 4 +182767.41 880.0 C57
2020-03-30 01:44:18 S 13 46 08.971 +17 19 47.35 V C57
2020-03-30 01:44:18 s 1 -223701.81 2 +180826.60 8450.0 C57
2020-03-30 02:14:18 S 13 46 08.419 +17 19 57.04 V C57
2020-03-30 02:14:18 s 1 -223772.88 5 +178875.95 6150.0 C57
2020-03-30 02:44:18 S 13 46 07.248 +17 20 05.89 V C57
2020-03-30 02:44:18 s 1 -223831.74 3 +176915.45 3830.0 C57
2020-03-30 03:14:18 S 13 46 06.787 +17 20 20.94 V C57
2020-03-30 03:14:18 s 1 -223878.23 1 +174945.08 1340.0 C57
2020-03-30 03:44:18 S 13 46 06.173 +17 20 24.36 V C57
2020-03-30 03:44:18 s 1 -223912.19 3 +172964.85 8520.0 C57
2020-03-30 04:14:18 S 13 46 05.657 +17 20 31.60 V C57
2020-03-30 04:14:18 s 1 -223933.47 0 +170974.73 5210.0 C57
2020-03-30 04:44:18 S 13 46 04.990 +17 20 42.65 V C57
2020-03-30 04:44:18 s 1 -223941.89 9 +168974.72 1250.0 C57
2020-03-30 05:14:18 S 13 46 03.713 +17 20 54.96 V C57
2020-03-30 05:14:18 s 1 -223937.31 6 +166964.80 6490.0 C57
2020-03-30 05:44:18 S 13 46 03.665 +17 21 01.87 V C57
2020-03-30 05:44:18 s 1 -223919.55 1 +164944.98 740.0 C57
2020-03-30 06:14:18 S 13 46 02.592 +17 21 10.04 V C57
2020-03-30 06:14:18 s 1 -223888.43 3 +162915.24 3840.0 C57
2020-03-30 06:44:18 S 13 46 01.918 +17 21 22.46 V C57
2020-03-30 06:44:18 s 1 -223843.78 7 +160875.58 5620.0 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)