2012 TC4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4037624000
Semi-major axis (a)1.6204484000 AU
Inclination (i)0.53425000°
Long. of Asc. Node (Ω)19.69505000°
Arg. of Perihelion (ω)26.57603000°
Mean Anomaly (M)324.44167000°
Mean Motion (n)0.4778056400°/day
Perihelion dist (q)0.96617230 AU
Aphelion dist (Q)2.27472450 AU
Orbital Period2.06277950 yr
Physical Parameters
H (abs. magnitude)26.71
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.510″
Uncertainty1
Orbit TypeApollo
MOID0.000228 AU
Observations Used1121
Radar Obs Used9
Oppositions3
Arc Total2012-2017
First Observation Used
Last Observation Used2017-12-14
Observations (1138)
Date Type RA Dec Mag Band Observatory
2012-10-10 06:12:18 C 23 19 38.89 +01 42 13.0 U H01
2012-10-10 06:54:25 C 23 20 10.27 +01 43 16.3 U F65
2012-10-10 06:55:06 C 23 20 09.83 +01 43 13.3 U F65
2012-10-10 06:55:45 C 23 20 09.41 +01 43 10.5 U F65
2012-10-10 06:56:28 C 23 20 08.95 +01 43 07.5 U F65
2012-10-10 06:57:10 C 23 20 08.50 +01 43 04.6 U F65
2012-10-10 06:57:56 C 23 20 08.01 +01 43 01.4 U F65
2012-10-10 06:58:40 C 23 20 07.53 +01 42 58.4 U F65
2012-10-10 06:59:22 C 23 20 07.06 +01 42 55.2 U F65
2012-10-10 07:00:06 C 23 20 06.60 +01 42 52.2 U F65
2012-10-10 07:00:49 C 23 20 06.14 +01 42 49.2 U F65
2012-10-10 07:01:32 C 23 20 05.67 +01 42 46.1 U F65
2012-10-10 07:02:16 C 23 20 05.19 +01 42 43.1 U F65
2012-10-10 07:03:00 C 23 20 04.71 +01 42 39.9 U F65
2012-10-10 07:03:44 C 23 20 04.23 +01 42 36.9 U F65
2012-10-10 07:04:27 C 23 20 03.77 +01 42 33.8 U F65
2012-10-10 07:10:00 C 23 19 05.44 +01 38 43.0 o 857
2012-10-10 07:15:00 C 23 19 02.19 +01 38 19.6 o 857
2012-10-10 07:20:00 C 23 18 58.91 +01 37 57.5 o 857
2012-10-10 07:25:00 C 23 18 55.86 +01 37 36.0 o 857
2012-10-10 07:29:00 C 23 18 53.24 +01 37 17.7 o 857
2012-10-10 09:03:27 C 23 18 40.48 +01 33 41.0 L F65
2012-10-10 09:04:11 C 23 18 39.94 +01 33 37.4 L F65
2012-10-10 09:04:56 C 23 18 39.39 +01 33 34.0 L F65
2012-10-10 09:05:41 C 23 18 38.84 +01 33 30.5 L F65
2012-10-10 09:06:24 C 23 18 38.32 +01 33 27.1 L F65
2012-10-10 09:07:07 C 23 18 37.81 +01 33 23.7 L F65
2012-10-10 09:07:51 C 23 18 37.26 +01 33 20.3 L F65
2012-10-10 09:08:34 C 23 18 36.73 +01 33 16.9 L F65
2012-10-10 09:09:19 C 23 18 36.17 +01 33 13.2 L F65
2012-10-10 09:10:02 C 23 18 35.65 +01 33 09.8 L F65
2012-10-10 09:10:44 C 23 18 35.12 +01 33 06.5 L F65
2012-10-10 09:11:28 C 23 18 34.60 +01 33 03.1 L F65
2012-10-10 09:12:12 C 23 18 34.06 +01 32 59.6 L F65
2012-10-10 09:12:56 C 23 18 33.52 +01 32 56.1 L F65
2012-10-10 09:13:39 C 23 18 32.99 +01 32 52.6 L F65
2012-10-10 11:53:41 C 23 16 35.700 +01 19 35.88 U T12
2012-10-10 11:54:33 C 23 16 35.111 +01 19 31.23 U T12
2012-10-10 11:55:25 C 23 16 34.508 +01 19 26.49 U T12
2012-10-10 17:30:07 C 23 15 29.43 +00 35 12.7 u 089
2012-10-10 17:32:58 C 23 15 27.10 +00 34 51.6 u 089
2012-10-10 17:35:49 C 23 15 24.71 +00 34 30.7 u 089
2012-10-10 17:38:40 C 23 15 22.33 +00 34 09.7 u 089
2012-10-10 17:41:31 C 23 15 19.95 +00 33 48.7 u 089
2012-10-10 17:44:22 C 23 15 17.55 +00 33 27.6 u 089
2012-10-10 17:47:13 C 23 15 15.13 +00 33 06.5 u 089
2012-10-10 18:11:37 C 23 15 19.23 +00 30 21.4 o B04
2012-10-10 18:19:17 C 23 15 13.13 +00 29 22.3 o B04
2012-10-10 18:34:37 C 23 15 00.47 +00 27 24.9 o B04
2012-10-10 18:55:09 C 23 14 45.72 +00 22 58.5 u J95
Radar Observations (9)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2017-10-09 07:30:00 364428.52 1 Hz 8560 -14 -14
2017-10-10 06:50:00 7487595 20 us 8560 -14 -14
2017-10-10 08:00:00 7308629 1 us 8560 -14 -14
2017-10-10 08:40:00 7207546.1 0.25 us 8560 -14 -14
2017-10-11 06:10:00 3797485.8 0.25 us 8560 -14 -14
2017-10-11 07:20:00 3616812.98 0.25 us 8560 -14 -14
2017-10-12 02:21:30 278809.719 1 Hz 7190 -9 -13
2017-10-14 12:30:00 8748873.6 0.5 us 8560 -14 -14
2017-10-14 13:10:00 8848922.729 0.25 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -13 DSS-13 Goldstone (34-m) -9 Green Bank GBT (100-m)