2020 TB12

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5206152099 ± 1.50e-06
Semi-major axis (a)2.0340170094 AU ± 6.33e-06
Inclination (i)8.86648805° ± 1.89e-05
Long. of Asc. Node (Ω)126.73433772° ± 6.49e-06
Arg. of Perihelion (ω)353.96676298° ± 6.65e-06
Mean Anomaly (M)238.95711057° ± 2.81e-03
Mean Motion (n)0.3397663820°/day ± 1.59e-06
Perihelion dist (q)0.97507682 AU ± 4.30e-06
Aphelion dist (Q)3.09295720 AU ± 1.01e-05
Orbital Period2.90089407 yr ± 1.35e-05
Physical Parameters
H (abs. magnitude)22.11
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.302″
Uncertainty1
Orbit TypeApollo
MOID0.007776 AU
Observations Used190
Radar Obs Used2
Oppositions1
Arc Total2020-2021
First Observation Used2020-10-15
Last Observation Used2021-04-18
Observations (201)
Date Type RA Dec Mag Band Observatory
2020-12-19 05:17:31 C 02 13 36.03 -25 42 13.1 V I52
2020-12-19 05:27:37 C 02 13 35.51 -25 42 12.5 V I52
2020-12-24 02:37:33 C 02 09 50.91 -25 28 33.5 u 807
2020-12-24 02:44:15 C 02 09 50.64 -25 28 31.9 u 807
2020-12-24 02:50:40 C 02 09 50.38 -25 28 30.3 u 807
2020-12-25 02:20:37 C 02 09 10.29 -25 23 53.9 u 807
2020-12-25 02:27:38 C 02 09 09.97 -25 23 52.5 u 807
2020-12-25 02:34:20 C 02 09 09.74 -25 23 50.4 u 807
2020-12-26 02:54:43 C 02 08 31.08 -25 19 07.8 V I52
2020-12-26 03:22:23 C 02 08 30.02 -25 19 00.8 V I52
2020-12-26 03:32:57 C 02 08 29.58 -25 18 58.0 V I52
2020-12-27 02:56:50 C 02 07 52.50 -25 12 58.1 V I52
2020-12-27 03:01:41 C 02 07 52.28 -25 12 56.8 V I52
2020-12-27 03:06:32 C 02 07 52.06 -25 12 55.4 V I52
2021-01-02 03:35:40 C 02 04 17.40 -24 19 35.1 o 691
2021-01-02 03:48:37 C 02 04 16.87 -24 19 28.8 o 691
2021-01-02 04:01:34 C 02 04 16.36 -24 19 22.3 o 691
2021-01-03 03:44:42 C 02 03 42.61 -24 07 37.6 V 291
2021-01-03 03:50:32 C 02 03 42.34 -24 07 34.5 V 291
2021-01-03 03:56:22 C 02 03 42.12 -24 07 31.2 V 291
2021-01-04 03:07:20 C 02 03 09.41 -23 55 05.4 o 691
2021-01-04 03:21:25 C 02 03 08.82 -23 54 57.3 o 691
2021-01-04 03:35:28 C 02 03 08.28 -23 54 49.3 o 691
2021-01-04 06:23:50 C 02 03 04.236 -23 53 06.95 U F51
2021-01-04 06:39:40 C 02 03 03.560 -23 52 57.54 U F51
2021-01-04 06:55:30 C 02 03 02.901 -23 52 48.19 U F51
2021-01-04 07:11:23 C 02 03 02.228 -23 52 38.53 U F51
2021-01-10 09:58:21 C 01 59 04.97 -22 03 22.2 V 474
2021-01-10 10:01:24 C 01 59 04.83 -22 03 19.0 V 474
2021-01-10 10:04:26 C 01 59 04.67 -22 03 16.1 V 474
2021-01-10 10:07:29 C 01 59 04.57 -22 03 12.8 V 474
2021-01-12 03:51:24 C 01 57 41.87 -21 22 14.5 o 691
2021-01-12 03:53:51 C 01 57 41.77 -21 22 11.8 o 691
2021-01-12 03:56:18 C 01 57 41.61 -21 22 08.5 o 691
2021-01-15 01:13:14 C 01 54 53.07 -19 51 58.5 u 807
2021-01-15 01:17:36 C 01 54 52.75 -19 51 51.8 u 807
2021-01-15 01:21:57 C 01 54 52.43 -19 51 44.9 u 807
2021-01-15 10:56:05 C 01 54 24.27 -19 36 44.6 V 474
2021-01-15 11:01:51 C 01 54 23.90 -19 36 35.2 V 474
2021-01-15 11:07:36 C 01 54 23.56 -19 36 25.7 V 474
2021-01-15 11:11:38 C 01 54 23.34 -19 36 19.1 V 474
2021-01-17 01:51:31 C 01 52 23.85 -18 32 55.7 o 691
2021-01-17 02:05:34 C 01 52 22.65 -18 32 29.0 o 691
2021-01-17 02:19:24 C 01 52 21.43 -18 32 03.2 o 691
2021-01-25 18:20:56 C 01 26 04.85 -04 53 56.4 V 204
2021-01-25 18:31:56 C 01 26 01.52 -04 52 26.3 V 204
2021-01-26 17:53:13 C 01 19 02.20 -01 15 27.4 V 595
2021-01-26 18:01:54 C 01 18 58.83 -01 13 56.5 V 595
2021-01-26 18:04:24 C 01 18 58.19 -01 13 23.5 V 160
2021-01-26 18:10:27 C 01 18 55.86 -01 12 19.1 V 160
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2021-01-28 09:30:00 304643.55 1.2 Hz 7159.45 -47 -43
2021-01-29 05:40:00 284006.275 1.2 Hz 7159.45 -47 -43
Station codes
-47 DSS-47 ATCA (W196) -43 DSS-43 Tidbinbilla (70-m)