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
2022-04-06 22:53:49 S 13 11 49.421 +20 42 26.35 V C57
2022-04-06 22:53:49 s 1 -168689.27 3 +153852.15 150.0 C57
2022-04-06 23:13:49 S 13 11 48.182 +20 42 26.60 V C57
2022-04-06 23:13:49 s 1 -168868.68 8 +152328.41 6000.0 C57
2022-04-06 23:33:49 S 13 11 46.498 +20 42 35.96 V C57
2022-04-06 23:33:49 s 1 -169041.27 8 +150798.53 7860.0 C57
2022-04-07 00:13:49 S 13 11 42.290 +20 42 46.15 V C57
2022-04-07 00:13:49 s 1 -169365.67 4 +147720.38 8150.0 C57
2022-04-07 00:43:49 S 13 11 39.550 +20 42 57.20 V C57
2022-04-07 00:43:49 s 1 -169590.47 5 +145395.66 1430.0 C57
2022-04-07 01:13:49 S 13 11 36.622 +20 43 01.13 V C57
2022-04-07 01:13:49 s 1 -169799.12 1 +143057.14 4500.0 C57
2022-04-07 01:43:49 S 13 11 33.974 +20 43 13.48 V C57
2022-04-07 01:43:49 s 1 -169991.33 3 +140704.81 6070.0 C57
2022-04-07 01:53:49 S 13 11 33.545 +20 43 15.10 V C57
2022-04-07 01:53:49 s 1 -170051.70 3 +139917.64 8260.0 C57
2022-04-07 02:03:49 S 13 11 32.688 +20 43 16.00 V C57
2022-04-07 02:03:49 s 1 -170110.20 5 +139128.94 1200.0 C57
2022-04-07 02:23:49 S 13 11 30.187 +20 43 19.34 V C57
2022-04-07 02:23:49 s 1 -170221.56 1 +137546.93 9120.0 C57
2022-04-07 03:03:49 S 13 11 26.558 +20 43 36.66 V C57
2022-04-07 03:03:49 s 1 -170421.37 7 +134364.55 1750.0 C57
2022-04-07 03:13:49 S 13 11 25.908 +20 43 38.14 V C57
2022-04-07 03:13:49 s 1 -170466.49 7 +133565.13 8530.0 C57
2022-04-07 03:23:49 S 13 11 24.732 +20 43 39.18 V C57
2022-04-07 03:23:49 s 1 -170509.66 0 +132764.18 5640.0 C57
2022-04-07 03:33:49 S 13 11 24.240 +20 43 43.36 V C57
2022-04-07 03:33:49 s 1 -170550.85 6 +131961.71 3050.0 C57
2022-04-07 03:43:49 S 13 11 23.287 +20 43 49.51 V C57
2022-04-07 03:43:49 s 1 -170590.07 3 +131157.70 690.0 C57
2022-04-07 03:53:49 S 13 11 21.950 +20 43 45.37 V C57
2022-04-07 03:53:49 s 1 -170627.29 8 +130352.17 8520.0 C57
2022-04-07 04:13:49 S 13 11 20.357 +20 43 57.68 V C57
2022-04-07 04:13:49 s 1 -170695.73 1 +128736.54 4500.0 C57
2022-04-07 04:23:49 S 13 11 19.390 +20 43 53.80 V C57
2022-04-07 04:23:49 s 1 -170726.91 5 +127926.44 2550.0 C57
2022-04-07 04:33:49 S 13 11 18.458 +20 43 59.56 V C57
2022-04-07 04:33:49 s 1 -170756.06 1 +127114.81 570.0 C57
2022-04-07 04:43:49 S 13 11 17.381 +20 43 57.83 V C57
2022-04-07 04:43:49 s 1 -170783.15 7 +126301.67 8500.0 C57
2022-04-07 05:23:49 S 13 11 13.634 +20 44 10.39 V C57
2022-04-07 05:23:49 s 1 -170870.80 3 +123033.88 8230.0 C57
2022-04-07 05:43:49 S 13 11 11.558 +20 44 15.36 V C57
2022-04-07 05:43:49 s 1 -170902.01 0 +121390.89 1100.0 C57
2022-04-07 06:33:49 S 13 11 06.845 +20 44 32.03 V C57
2022-04-07 06:33:49 s 1 -170942.42 3 +117256.94 3750.0 C57
2022-04-07 06:43:49 S 13 11 06.127 +20 44 36.74 V C57
2022-04-07 06:43:49 s 1 -170943.95 7 +116425.63 6180.0 C57
2022-04-07 07:13:49 S 13 11 03.115 +20 44 42.79 V C57
2022-04-07 07:13:49 s 1 -170935.22 2 +113922.67 8170.0 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)