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
2018-05-04 21:50:50 C 14 01 18.24 -10 03 46.9 V J69
2018-05-04 21:54:50 C 14 01 18.17 -10 04 47.2 V J69
2018-05-04 22:00:41 C 14 01 16.53 -10 06 15.2 t K85
2018-05-04 23:33:39 C 14 01 14.75 -10 29 44.7 q C23
2018-05-04 23:36:06 C 14 01 14.70 -10 30 22.3 q C23
2018-05-04 23:38:33 C 14 01 14.65 -10 30 59.6 q C23
2018-05-04 23:40:59 C 14 01 14.60 -10 31 36.9 q C23
2018-05-04 23:43:26 C 14 01 14.55 -10 32 14.3 q C23
2018-05-04 23:45:53 C 14 01 14.49 -10 32 51.9 q C23
2018-05-05 20:36:28 C 14 02 17.45 -16 38 50.5 V C47
2018-05-05 20:42:06 C 14 02 17.37 -16 40 43.6 V C47
2018-05-05 20:47:49 C 14 02 17.27 -16 42 38.9 V C47
2018-05-05 20:53:33 C 14 02 17.20 -16 44 34.8 V C47
2018-05-05 20:59:17 C 14 02 17.12 -16 46 31.0 V C47
2018-05-05 21:05:01 C 14 02 16.96 -16 48 27.2 V C47
2018-05-05 21:06:33 C 14 02 19.17 -16 48 59.2 t K85
2018-05-05 21:16:55 C 14 02 19.07 -16 52 29.3 t K85
2018-05-05 21:42:18 C 14 02 16.69 -17 01 08.3 U G34
2018-05-05 21:46:30 C 14 02 16.62 -17 02 34.0 U G34
2018-05-05 21:50:42 C 14 02 16.56 -17 03 59.2 U G34
2018-05-05 21:51:33 C 14 02 18.61 -17 04 14.9 t K85
2018-05-05 21:54:54 C 14 02 16.49 -17 05 24.6 U G34
2018-05-05 22:07:37 C 14 02 17.62 -17 09 38.1 q K40
2018-05-05 22:09:27 C 14 02 17.57 -17 10 16.0 q K40
2018-05-05 22:32:17 C 14 02 17.16 -17 18 04.1 q K40
2018-05-05 22:38:14 C 14 02 17.05 -17 20 06.3 q K40
2018-05-05 23:26:26 C 14 02 18.83 -17 36 50.3 U Z80
2018-05-05 23:27:20 C 14 02 18.85 -17 37 09.4 U Z80
2018-05-05 23:28:16 C 14 02 18.82 -17 37 28.7 U Z80
2018-05-05 23:29:11 C 14 02 18.77 -17 37 48.1 U Z80
2018-05-05 23:31:00 C 14 02 18.80 -17 38 25.2 U Z80
2018-05-05 23:31:43 C 14 02 18.82 -17 38 40.0 U Z80
2018-05-06 21:45:19 C 14 03 53.36 -26 35 12.1 t K85
2018-05-06 22:18:08 C 14 03 53.30 -26 50 29.9 t K85
2018-05-12 12:51:39 S 01 35 53.92 -70 51 11.8 L C51
2018-05-12 12:51:50 S 01 35 53.33 -70 51 03.1 L C51
2018-05-12 14:25:54 S 01 36 39.98 -70 15 37.9 L C51
2018-09-10 07:21:25 C 01 25 57.02 -17 00 18.0 V 703
2018-09-10 07:29:02 C 01 25 56.32 -17 00 16.7 V 703
2018-09-10 07:36:40 C 01 25 55.46 -17 00 15.4 V 703
2018-09-10 07:44:18 C 01 25 54.64 -17 00 13.5 V 703
2018-09-16 08:39:46 C 01 10 45.17 -16 31 24.7 V G96
2018-09-16 08:47:14 C 01 10 44.32 -16 31 23.2 V G96
2018-09-16 08:54:43 C 01 10 43.49 -16 31 21.4 V G96
2018-09-16 09:02:12 C 01 10 42.68 -16 31 19.3 V G96
2020-02-21 07:37:33 C 13 21 02.83 +12 56 49.2 W84
2020-02-21 07:38:34 C 13 21 02.86 +12 56 49.4 W84
2020-02-21 07:40:44 C 13 21 02.96 +12 56 49.7 W84
2020-02-21 07:42:11 C 13 21 03.02 +12 56 50.1 W84
2020-02-21 07:43:39 C 13 21 03.08 +12 56 50.4 W84
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)