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
2022-04-05 06:33:49 s 1 -112884.31 5 +295121.13 6120.0 C57
2022-04-05 06:43:50 S 13 14 49.483 +20 31 23.27 V C57
2022-04-05 06:43:50 s 1 -113207.71 7 +294702.09 7240.0 C57
2022-04-05 08:12:17 C 13 12 14.782 +20 37 52.36 V 703
2022-04-05 08:19:50 C 13 12 14.324 +20 37 54.59 V 703
2022-04-05 08:27:24 C 13 12 13.900 +20 37 56.42 V 703
2022-04-05 08:34:58 C 13 12 13.399 +20 37 58.40 V 703
2022-04-05 09:33:49 S 13 14 38.933 +20 32 16.22 V C57
2022-04-05 09:33:49 s 1 -118627.40 0 +287382.41 9830.0 C57
2022-04-05 13:43:49 S 13 14 22.644 +20 33 19.15 V C57
2022-04-05 13:43:49 s 1 -126309.31 5 +275937.85 3090.0 C57
2022-04-05 14:03:49 S 13 14 21.778 +20 33 29.84 V C57
2022-04-05 14:03:49 s 1 -126907.94 0 +274986.86 9360.0 C57
2022-04-05 17:53:50 S 13 14 05.774 +20 34 29.21 V C57
2022-04-05 17:53:50 s 1 -133608.10 1 +263667.79 9320.0 C57
2022-04-05 18:23:50 S 13 14 03.890 +20 34 34.75 V C57
2022-04-05 18:23:50 s 1 -134455.90 6 +262139.06 2840.0 C57
2022-04-05 18:43:50 S 13 14 02.270 +20 34 44.51 V C57
2022-04-05 18:43:50 s 1 -135017.60 4 +261113.13 9730.0 C57
2022-04-05 19:23:49 S 13 13 59.458 +20 34 53.58 V C57
2022-04-05 19:23:49 s 1 -136132.46 5 +259045.00 7820.0 C57
2022-04-05 19:43:49 S 13 13 58.392 +20 34 56.78 V C57
2022-04-05 19:43:49 s 1 -136685.57 2 +258002.78 8750.0 C57
2022-04-05 19:53:50 S 13 13 57.602 +20 35 00.02 V C57
2022-04-05 19:53:50 s 1 -136961.03 2 +257479.62 8380.0 C57
2022-04-05 20:13:50 S 13 13 55.846 +20 35 07.94 V C57
2022-04-05 20:13:50 s 1 -137509.74 8 +256429.22 5880.0 C57
2022-04-05 20:23:49 S 13 13 55.075 +20 35 09.06 V C57
2022-04-05 20:23:49 s 1 -137782.99 6 +255901.96 3710.0 C57
2022-04-05 20:33:50 S 13 13 54.751 +20 35 15.36 V C57
2022-04-05 20:33:50 s 1 -138055.50 0 +255373.34 7580.0 C57
2022-04-05 20:53:49 S 13 13 53.158 +20 35 16.87 V C57
2022-04-05 20:53:49 s 1 -138598.26 0 +254311.99 3360.0 C57
2022-04-05 21:03:49 S 13 13 52.692 +20 35 16.22 V C57
2022-04-05 21:03:49 s 1 -138868.50 9 +253779.26 5220.0 C57
2022-04-05 21:13:49 S 13 13 51.857 +20 35 21.19 V C57
2022-04-05 21:13:49 s 1 -139137.99 8 +253245.15 3060.0 C57
2022-04-05 21:33:49 S 13 13 50.698 +20 35 27.10 V C57
2022-04-05 21:33:49 s 1 -139674.68 5 +252172.82 6540.0 C57
2022-04-05 21:43:50 S 13 13 49.459 +20 35 28.54 V C57
2022-04-05 21:43:50 s 1 -139941.87 4 +251634.59 2160.0 C57
2022-04-05 22:33:49 S 13 13 46.260 +20 35 47.36 V C57
2022-04-05 22:33:49 s 1 -141266.13 4 +248922.74 8290.0 C57
2022-04-05 22:43:49 S 13 13 45.394 +20 35 48.16 V C57
2022-04-05 22:43:49 s 1 -141528.62 1 +248376.22 8990.0 C57
2022-04-05 23:53:49 S 13 13 40.380 +20 36 04.82 V C57
2022-04-05 23:53:49 s 1 -143343.48 9 +244511.74 4780.0 C57
2022-04-06 00:23:50 S 13 13 38.626 +20 36 15.37 V C57
2022-04-06 00:23:50 s 1 -144108.99 3 +242834.65 970.0 C57
2022-04-06 01:33:49 S 13 13 33.187 +20 36 32.51 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)