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
2020-04-11 16:44:17 S 13 44 31.524 +17 51 02.05 V C57
2020-04-11 16:44:17 s 1 -173570.23 2 +311018.17 4670.0 C57
2020-04-11 17:14:17 S 13 44 30.566 +17 51 03.96 V C57
2020-04-11 17:14:17 s 1 -174292.52 6 +309810.78 7360.0 C57
2020-04-11 17:44:17 S 13 44 29.563 +17 51 05.11 V C57
2020-04-11 17:44:17 s 1 -175009.77 5 +308594.50 6520.0 C57
2020-04-11 18:14:17 S 13 44 28.534 +17 51 07.70 V C57
2020-04-11 18:14:17 s 1 -175721.93 0 +307369.34 2120.0 C57
2020-04-11 18:44:17 S 13 44 27.420 +17 51 10.40 V C57
2020-04-11 18:44:17 s 1 -176428.94 0 +306135.26 4090.0 C57
2020-04-11 19:14:17 S 13 44 26.294 +17 51 10.40 V C57
2020-04-11 19:14:17 s 1 -177130.75 3 +304892.25 2390.0 C57
2020-04-11 19:44:17 S 13 44 25.224 +17 51 12.31 V C57
2020-04-11 19:44:17 s 1 -177827.32 0 +303640.30 6970.0 C57
2020-04-11 20:14:17 S 13 44 24.108 +17 51 13.25 V C57
2020-04-11 20:14:17 s 1 -178518.58 6 +302379.38 7780.0 C57
2020-04-11 20:44:17 S 13 44 22.992 +17 51 13.72 V C57
2020-04-11 20:44:17 s 1 -179204.50 0 +301109.47 4780.0 C57
2020-04-11 21:14:17 S 13 44 22.087 +17 51 15.30 V C57
2020-04-11 21:14:17 s 1 -179885.00 7 +299830.56 7910.0 C57
2020-04-11 21:44:17 S 13 44 20.753 +17 51 17.39 V C57
2020-04-11 21:44:17 s 1 -180560.05 4 +298542.62 7110.0 C57
2020-04-11 22:14:17 S 13 44 19.798 +17 51 19.84 V C57
2020-04-11 22:14:17 s 1 -181229.58 6 +297245.65 2340.0 C57
2020-04-11 22:44:17 S 13 44 18.622 +17 51 19.51 V C57
2020-04-11 22:44:17 s 1 -181893.54 6 +295939.61 3550.0 C57
2020-04-11 23:14:17 S 13 44 17.448 +17 51 20.16 V C57
2020-04-11 23:14:17 s 1 -182551.87 9 +294624.48 670.0 C57
2020-04-11 23:44:17 S 13 44 16.373 +17 51 21.06 V C57
2020-04-11 23:44:17 s 1 -183204.52 8 +293300.26 3660.0 C57
2020-04-12 00:14:17 S 13 44 15.180 +17 51 23.26 V C57
2020-04-12 00:14:17 s 1 -183851.43 5 +291966.91 2470.0 C57
2020-04-12 00:44:17 S 13 44 14.011 +17 51 24.05 V C57
2020-04-12 00:44:17 s 1 -184492.54 1 +290624.42 7030.0 C57
2020-04-12 01:14:17 S 13 44 12.924 +17 51 26.68 V C57
2020-04-12 01:14:17 s 1 -185127.78 8 +289272.77 7290.0 C57
2020-04-12 01:44:17 S 13 44 11.549 +17 51 23.51 V C57
2020-04-12 01:44:17 s 1 -185757.11 4 +287911.94 3190.0 C57
2020-04-12 02:14:17 S 13 44 10.440 +17 51 28.12 V C57
2020-04-12 02:14:17 s 1 -186380.46 0 +286541.90 4680.0 C57
2020-04-12 02:44:17 S 13 44 09.151 +17 51 28.66 V C57
2020-04-12 02:44:17 s 1 -186997.76 4 +285162.63 1700.0 C57
2020-04-12 03:14:17 S 13 44 08.016 +17 51 28.91 V C57
2020-04-12 03:14:17 s 1 -187608.96 2 +283774.11 4180.0 C57
2020-04-12 03:44:17 S 13 44 06.715 +17 51 29.23 V C57
2020-04-12 03:44:17 s 1 -188213.99 2 +282376.33 2070.0 C57
2020-04-12 04:14:17 S 13 44 05.537 +17 51 30.53 V C57
2020-04-12 04:14:17 s 1 -188812.79 0 +280969.26 5310.0 C57
2020-04-12 04:44:17 S 13 44 04.318 +17 51 31.25 V C57
2020-04-12 04:44:17 s 1 -189405.29 1 +279552.87 3840.0 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)