179806 (2002 TD66)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5348456100 ± 2.61e-08
Semi-major axis (a)1.8576822712 AU ± 1.33e-08
Inclination (i)4.92685396° ± 4.72e-06
Long. of Asc. Node (Ω)335.52116207° ± 7.01e-06
Arg. of Perihelion (ω)125.89909048° ± 9.58e-06
Mean Anomaly (M)16.16654360° ± 2.06e-05
Mean Motion (n)0.3892737524°/day ± 4.19e-09
Perihelion dist (q)0.86410906 AU ± 4.89e-08
Aphelion dist (Q)2.85125548 AU ± 5.27e-08
Orbital Period2.53196183 yr ± 2.72e-08
Physical Parameters
H (abs. magnitude)20.46
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.490″
Uncertainty0
Orbit TypeApollo
MOID0.005330 AU
Observations Used303
Radar Obs Used1
Oppositions4
Arc Total2002-2008
First Observation Used2002-10-05
Last Observation Used2008-04-13
Observations (307)
Date Type RA Dec Mag Band Observatory
2008-03-04 03:00:18 C 08 53 27.42 +08 54 03.3 P 716
2008-03-04 03:31:30 C 08 53 45.99 +08 51 43.7 P 716
2008-03-04 03:59:56 C 08 54 02.71 +08 49 36.9 P 716
2008-03-04 16:46:03 C 09 01 36.39 +07 54 33.0 r B18
2008-03-04 16:46:24 C 09 01 36.55 +07 54 31.5 r B18
2008-03-04 16:46:45 C 09 01 36.77 +07 54 30.3 r B18
2008-03-04 16:47:25 C 09 01 37.13 +07 54 27.5 r B18
2008-03-04 16:50:44 C 09 01 38.89 +07 54 14.5 r B18
2008-03-04 16:51:50 C 09 01 39.51 +07 54 09.1 r B18
2008-03-04 16:52:56 C 09 01 40.08 +07 54 05.1 r B18
2008-03-04 16:54:02 C 09 01 40.70 +07 54 00.2 r B18
2008-03-04 16:55:07 C 09 01 41.35 +07 53 55.7 r B18
2008-03-05 06:25:00 C 09 08 48.17 +07 00 57.1 r H45
2008-03-05 06:26:15 C 09 08 48.78 +07 00 52.3 r H45
2008-03-05 06:28:05 C 09 08 49.67 +07 00 45.4 r H45
2008-03-05 06:29:19 C 09 08 50.26 +07 00 40.9 r H45
2008-03-05 06:30:09 C 09 08 50.66 +07 00 37.5 r H45
2008-03-05 06:31:21 C 09 08 51.26 +07 00 33.0 r H45
2008-03-05 06:33:25 C 09 08 52.26 +07 00 25.2 r H45
2008-03-05 06:36:17 C 09 08 53.66 +07 00 14.3 r H45
2008-03-05 18:34:27 C 09 14 52.25 +06 16 26.6 o 151
2008-03-05 18:38:21 C 09 14 54.02 +06 16 13.5 o 151
2008-03-05 18:42:15 C 09 14 55.79 +06 16 00.5 o 151
2008-03-05 18:42:52 C 09 14 56.07 +06 15 57.8 o 151
2008-03-05 18:46:15 C 09 14 57.60 +06 15 46.0 o 151
2008-03-05 18:47:23 C 09 14 58.12 +06 15 42.2 o 151
2008-03-05 18:48:31 C 09 14 58.63 +06 15 38.4 o 151
2008-03-06 22:45:31 C 09 26 53.67 +04 46 54.7 r J51
2008-03-06 22:49:40 C 09 26 55.18 +04 46 42.6 r J51
2008-03-06 22:53:34 C 09 26 56.61 +04 46 31.1 r J51
2008-03-07 13:33:37 C 09 32 23.12 +04 05 26.6 r 379
2008-03-07 13:38:58 C 09 32 24.90 +04 05 12.4 r 379
2008-03-07 13:49:40 C 09 32 28.46 +04 04 43.8 r 379
2008-03-07 13:52:20 C 09 32 29.33 +04 04 36.6 r 379
2008-03-07 14:05:38 C 09 32 33.75 +04 04 01.4 r 379
2008-03-07 14:21:39 C 09 32 39.05 +04 03 18.7 r 379
2008-03-07 16:52:21 C 09 33 36.72 +03 56 29.1 r B18
2008-03-07 16:58:40 C 09 33 38.82 +03 56 13.5 r B18
2008-03-07 16:59:43 C 09 33 39.17 +03 56 09.8 r B18
2008-03-07 17:00:46 C 09 33 39.52 +03 56 06.8 r B18
2008-03-07 19:19:19 C 09 34 24.90 +03 50 09.9 r B18
2008-03-07 19:20:27 C 09 34 25.19 +03 50 07.0 r B18
2008-03-08 02:03:35 C 09 36 44.49 +03 33 15.4 P 716
2008-03-08 02:23:11 C 09 36 50.64 +03 32 27.7 P 716
2008-03-08 02:44:38 C 09 36 57.36 +03 31 35.4 P 716
2008-03-08 03:08:23 C 09 37 04.72 +03 30 37.5 P 716
2008-03-08 13:14:09 C 09 40 15.29 +03 06 41.3 r 379
2008-03-08 13:17:22 C 09 40 16.24 +03 06 33.5 r 379
2008-03-08 13:20:34 C 09 40 17.18 +03 06 26.7 r 379
2008-03-08 13:36:22 C 09 40 21.72 +03 05 49.8 r 379
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2008-02-23 21:08:00 45923403.89 8 us 2380 -1 -1
2008-02-23 21:08:00 76436.99 0.2 Hz 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)