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
2020-04-24 23:01:22 C 13 25 54.65 +14 33 17.9 V C40
2020-04-24 23:02:26 C 13 25 54.55 +14 33 16.2 V C40
2020-04-24 23:05:40 C 13 25 54.22 +14 33 11.2 V C40
2020-04-24 23:09:55 C 13 25 53.80 +14 33 04.6 V C40
2020-04-24 23:10:59 C 13 25 53.70 +14 33 03.0 V C40
2020-04-25 01:11:34 C 13 25 51.74 +14 30 11.8 q W46
2020-04-25 01:46:45 C 13 25 48.26 +14 29 20.1 q W46
2020-04-25 01:47:53 C 13 25 48.15 +14 29 18.3 q W46
2020-04-25 19:54:09 C 13 24 14.68 +13 59 18.2 q 557
2020-04-25 20:36:24 C 13 24 08.05 +13 58 15.8 V C40
2020-04-25 21:00:07 C 13 24 05.38 +13 57 34.1 V C40
2020-04-25 21:15:27 C 13 24 06.54 +13 56 56.6 t K85
2020-04-25 21:46:47 C 13 24 02.39 +13 56 04.4 q 557
2020-04-25 21:48:23 C 13 24 02.64 +13 56 11.3 V 108
2020-04-25 21:51:27 C 13 24 02.59 +13 55 54.2 t K85
2020-04-25 21:55:47 C 13 24 01.78 +13 55 58.6 V 108
2020-04-25 21:56:32 C 13 24 01.69 +13 55 57.1 V 108
2020-04-25 21:57:16 C 13 24 01.64 +13 55 56.1 V 108
2020-04-25 21:58:01 C 13 24 01.56 +13 55 54.6 V 108
2020-04-25 23:00:10 C 13 23 54.23 +13 53 54.5 q 557
2020-04-25 23:01:14 C 13 23 51.89 +13 53 57.2 V C40
2020-04-25 23:08:27 C 13 23 51.11 +13 53 44.1 V C40
2020-04-25 23:10:32 C 13 23 50.88 +13 53 40.4 V C40
2020-04-25 23:53:09 C 13 23 48.34 +13 52 18.6 q 557
2020-04-26 01:36:33 C 13 23 37.24 +13 49 08.6 q 557
2020-04-26 07:15:26 C 13 23 08.71 +13 39 23.3 V 703
2020-04-26 07:23:01 C 13 23 07.77 +13 39 09.0 V 703
2020-04-26 07:30:38 C 13 23 06.85 +13 38 54.5 V 703
2020-04-26 07:38:13 C 13 23 05.93 +13 38 40.1 V 703
2020-04-26 09:45:33 C 13 22 55.42 +13 35 06.3 V T08
2020-04-26 10:34:43 C 13 22 49.18 +13 33 31.5 V T08
2020-04-26 10:44:30 C 13 22 47.94 +13 33 12.4 V T08
2020-04-26 10:49:33 C 13 22 47.32 +13 33 02.5 V T08
2020-04-26 18:11:41 C 13 22 08.44 +13 17 26.7 q 168
2020-04-26 19:39:41 C 13 21 58.06 +13 14 28.4 q 168
2020-04-26 21:03:41 C 13 21 48.20 +13 11 35.0 q 168
2020-04-26 21:08:41 C 13 21 51.94 +13 11 35.0 t K85
2020-04-26 21:11:42 C 13 21 51.59 +13 11 29.1 t K85
2020-04-26 21:25:44 C 13 21 49.64 +13 11 12.8 a 233
2020-04-26 21:29:44 C 13 21 49.15 +13 11 04.6 a 233
2020-04-26 21:33:42 C 13 21 48.66 +13 10 56.6 a 233
2020-04-26 21:37:41 C 13 21 48.15 +13 10 48.5 a 233
2020-04-26 21:41:41 C 13 21 47.65 +13 10 40.2 a 233
2020-04-26 21:45:39 C 13 21 47.16 +13 10 32.0 a 233
2020-04-26 22:40:41 C 13 21 37.10 +13 08 10.2 q 168
2020-04-26 23:10:07 C 13 21 36.26 +13 07 25.8 q 557
2020-04-27 00:55:35 C 13 21 23.49 +13 03 40.9 q 557
2020-04-27 02:13:05 C 13 21 23.70 +13 01 12.6 V V93
2020-04-27 02:57:04 C 13 21 18.24 +12 59 41.1 V V93
2020-04-27 03:28:34 C 13 21 14.25 +12 58 35.1 V V93
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)