30825 (1990 TG1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6809203473 ± 2.83e-09
Semi-major axis (a)2.4362810357 AU ± 4.82e-10
Inclination (i)8.73644388° ± 8.51e-07
Long. of Asc. Node (Ω)205.01518997° ± 5.97e-06
Arg. of Perihelion (ω)33.67138835° ± 5.96e-06
Mean Anomaly (M)144.17930526° ± 5.95e-07
Mean Motion (n)0.2591917651°/day ± 7.69e-11
Perihelion dist (q)0.77736771 AU ± 6.90e-09
Aphelion dist (Q)4.09519436 AU ± 6.95e-09
Orbital Period3.80269135 yr ± 1.13e-09
Physical Parameters
H (abs. magnitude)14.73
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.198″
Uncertainty0
Orbit TypeApollo
MOID0.069625 AU
Observations Used3131
Radar Obs Used2
Oppositions11
Arc Total1990-2026
First Observation Used1990-09-16
Last Observation Used2026-01-09
Observations (3512)
Date Type RA Dec Mag Band Observatory
2001-10-16 01:57:30 C 20 08 42.20 -10 55 35.3 17.2 c 704
2001-10-16 02:23:39 C 20 08 45.57 -10 55 34.3 17.5 c 704
2001-10-16 02:47:46 C 20 08 48.71 -10 55 34.9 17.4 c 704
2001-10-16 03:12:58 C 20 08 51.98 -10 55 34.8 17.7 c 704
2001-10-16 03:38:53 C 20 08 55.38 -10 55 34.4 17.7 c 704
2001-10-19 01:58:31 C 20 17 59.33 -10 54 05.4 17.2 c 704
2001-10-19 02:22:05 C 20 18 02.23 -10 54 05.0 17.5 c 704
2001-10-19 02:45:41 C 20 18 05.18 -10 54 03.5 17.6 c 704
2001-10-19 03:09:08 C 20 18 08.08 -10 54 03.0 17.2 c 704
2001-10-19 03:33:21 C 20 18 11.09 -10 54 02.0 17.6 c 704
2001-10-20 01:49:27 C 20 20 58.02 -10 53 07.3 17.4 c 704
2001-10-20 02:12:43 C 20 21 00.86 -10 53 06.7 17.9 c 704
2001-10-20 02:36:16 C 20 21 03.70 -10 53 04.9 17.5 c 704
2001-10-20 03:00:55 C 20 21 06.72 -10 53 04.3 18.2 c 704
2001-10-20 03:24:40 C 20 21 09.63 -10 53 02.9 17.6 c 704
2001-10-21 02:00:24 C 20 23 56.44 -10 51 56.2 17.2 c 704
2001-10-21 02:49:00 C 20 24 02.29 -10 51 53.1 17.4 c 704
2001-10-21 03:12:05 C 20 24 05.08 -10 51 52.6 17.6 c 704
2001-10-21 03:34:47 C 20 24 07.80 -10 51 50.2 17.5 c 704
2001-10-30 18:23:36 C 20 50 26.77 -10 30 16.5 151
2001-10-30 18:26:53 C 20 50 27.09 -10 30 16.3 151
2001-10-30 18:37:51 C 20 50 28.35 -10 30 14.9 151
2001-11-03 17:26:45 C 21 00 22.21 -10 16 53.5 151
2001-11-03 17:34:54 C 21 00 23.03 -10 16 51.7 151
2001-11-03 17:37:37 C 21 00 23.33 -10 16 52.7 151
2001-11-03 17:40:43 C 21 00 23.58 -10 16 51.3 151
2001-11-03 17:42:32 C 21 00 23.75 -10 16 51.3 151
2001-11-03 17:44:42 C 21 00 24.04 -10 16 51.0 151
2001-11-04 18:24:07 C 21 02 53.94 -10 13 00.4 151
2001-11-04 18:29:33 C 21 02 54.55 -10 13 00.0 151
2001-11-04 18:33:31 C 21 02 54.89 -10 12 59.3 151
2001-11-04 18:36:04 C 21 02 55.21 -10 12 58.4 151
2001-11-04 18:38:42 C 21 02 55.39 -10 12 58.4 151
2001-11-04 18:42:32 C 21 02 55.83 -10 12 58.2 151
2001-11-10 01:51:37 C 21 15 23.69 -09 50 58.2 19.0 c 704
2001-11-10 02:15:46 C 21 15 25.94 -09 50 53.3 18.6 c 704
2001-11-10 02:37:07 C 21 15 27.97 -09 50 49.5 18.5 c 704
2001-11-10 02:58:32 C 21 15 29.96 -09 50 45.4 18.4 c 704
2001-11-10 03:19:35 C 21 15 31.94 -09 50 41.3 18.6 c 704
2001-11-10 18:50:25 C 21 17 00.54 -09 47 46.1 c 198
2001-11-11 03:15:31 C 21 17 48.17 -09 46 09.7 18.3 c 704
2001-11-11 03:36:23 C 21 17 50.12 -09 46 05.5 18.4 c 704
2001-11-11 03:57:14 C 21 17 52.08 -09 46 01.3 18.3 c 704
2001-11-11 04:38:59 C 21 17 56.02 -09 45 53.3 18.4 c 704
2001-11-11 17:26:19 C 21 19 08.50 -09 43 26.6 c 046
2001-11-11 17:28:13 C 21 19 08.71 -09 43 26.4 c 046
2001-11-11 17:30:04 C 21 19 08.84 -09 43 26.0 c 046
2001-11-12 01:30:09 C 21 19 53.82 -09 41 51.5 18.3 c 704
2001-11-12 01:50:57 C 21 19 55.74 -09 41 47.2 17.9 c 704
2001-11-12 02:11:47 C 21 19 57.68 -09 41 42.8 18.5 c 704
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2005-04-18 15:03:00 -200938.8659 2 Hz 2380 -1 -1
2005-04-18 15:56:00 189568822.48 4 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)