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
2008-11-01 01:46:47 C 01 03 27.20 +00 54 40.8 o H55
2008-11-01 02:03:06 C 01 03 26.45 +00 54 42.8 o H55
2008-11-01 02:20:30 C 01 03 25.61 +00 54 44.5 o H55
2008-11-04 01:45:05 C 01 00 01.59 +01 06 06.0 o H55
2008-11-04 02:02:23 C 01 00 00.83 +01 06 09.2 o H55
2008-11-04 02:20:44 C 00 59 59.97 +01 06 12.3 o H55
2008-11-06 03:46:24 C 00 57 55.30 +01 14 54.6 o H55
2008-11-06 04:14:32 C 00 57 54.14 +01 14 59.4 o H55
2008-11-06 04:43:26 C 00 57 52.93 +01 15 03.9 o H55
2010-03-03 06:19:54 C 15 14 51.69 -01 53 05.8 o 950
2010-03-03 06:22:21 C 15 14 52.03 -01 53 07.3 o 950
2010-03-03 06:24:48 C 15 14 52.39 -01 53 09.3 o 950
2010-03-03 06:27:14 C 15 14 52.77 -01 53 10.5 o 950
2010-03-03 06:29:41 C 15 14 53.01 -01 53 11.3 o 950
2010-03-03 06:32:23 C 15 14 53.46 -01 53 13.3 o 950
2010-03-03 06:36:19 C 15 14 54.01 -01 53 15.6 o 950
2010-03-09 10:42:50 C 15 37 24.68 -03 27 15.8 c 926
2010-03-09 10:49:47 C 15 37 25.81 -03 27 21.1 c 926
2010-03-09 10:56:41 C 15 37 26.89 -03 27 25.4 c 926
2010-03-10 11:03:04 C 15 41 22.61 -03 44 13.3 c 926
2010-03-10 11:10:01 C 15 41 23.65 -03 44 18.0 c 926
2010-03-10 11:16:55 C 15 41 24.77 -03 44 22.9 c 926
2010-03-10 11:23:52 C 15 41 25.92 -03 44 28.0 c 926
2010-04-21 00:45:02 S 20 13 01.836 -20 10 16.82 L C51
2010-04-21 03:55:33 S 20 14 10.541 -20 12 08.53 L C51
2010-10-12 06:45:03 C 01 18 28.33 -02 46 58.7 r G96
2010-10-12 06:53:28 C 01 18 27.57 -02 46 58.0 r G96
2010-10-12 07:01:53 C 01 18 26.85 -02 46 57.0 r G96
2010-10-12 07:10:20 C 01 18 26.10 -02 46 56.3 r G96
2012-03-15 09:28:40 C 15 23 09.10 +00 37 58.4 o 807
2012-03-15 09:36:50 C 15 23 10.24 +00 37 53.5 o 807
2012-03-15 09:45:19 C 15 23 11.43 +00 37 48.7 o 807
2012-03-23 02:31:29 C 15 53 02.37 -01 28 43.8 r A17
2012-03-23 02:53:58 C 15 53 06.27 -01 29 02.8 r A17
2012-03-23 03:16:28 C 15 53 10.21 -01 29 20.6 r A17
2012-05-17 10:14:18 C 23 21 11.29 -21 33 50.6 u 807
2012-05-17 10:22:30 C 23 21 13.22 -21 33 46.7 u 807
2012-09-22 08:59:22 C 01 41 05.45 -06 34 44.2 u 448
2012-09-22 09:28:22 C 01 41 02.67 -06 34 44.9 u 448
2012-09-23 08:37:14 C 01 38 54.74 -06 34 21.3 u 448
2012-09-23 09:34:00 C 01 38 49.23 -06 34 20.3 u 448
2012-09-23 10:39:21 C 01 38 42.96 -06 34 17.3 u 448
2012-10-06 11:27:57 c 01 10 01.638 -06 09 54.80 L F51
2012-10-06 11:44:22 c 01 10 00.099 -06 09 52.17 L F51
2012-10-06 12:01:40 c 01 09 58.543 -06 09 49.72 L F51
2014-01-30 09:41:22 C 13 13 45.54 +08 55 37.8 u H21
2014-01-30 10:04:55 C 13 13 47.35 +08 55 35.5 u H21
2014-01-30 10:30:28 C 13 13 49.23 +08 55 32.1 u H21
2014-03-11 12:02:16 C 14 29 44.31 +07 24 19.2 q 703
2014-03-11 12:14:53 C 14 29 45.35 +07 24 17.5 q 703
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)