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
2001-01-01 01:35:00 C 07 21 35.17 +07 32 46.3 557
2001-01-01 01:38:17 C 07 21 34.98 +07 32 46.2 557
2001-01-01 01:41:34 C 07 21 34.78 +07 32 45.9 557
2001-01-01 01:44:51 C 07 21 34.59 +07 32 45.9 557
2001-01-01 02:06:19 C 07 21 33.33 +07 32 45.8 118
2001-01-01 02:11:19 C 07 21 33.12 +07 32 45.9 118
2001-01-01 02:16:42 C 07 21 32.71 +07 32 45.0 118
2001-01-02 06:50:49 C 07 19 53.68 +07 31 58.8 670
2001-01-02 07:04:48 C 07 19 52.79 +07 31 58.3 17.7 c 704
2001-01-02 07:27:49 C 07 19 51.41 +07 31 58.4 18.0 c 704
2001-01-02 08:12:37 C 07 19 48.70 +07 31 56.5 17.6 c 704
2001-01-02 08:34:30 C 07 19 47.39 +07 31 56.2 17.5 c 704
2001-01-02 09:31:57 C 07 19 43.90 +07 31 54.1 670
2001-01-03 07:12:39 C 07 18 27.27 +07 31 28.0 17.3 c 704
2001-01-03 07:33:53 C 07 18 25.97 +07 31 27.8 17.9 c 704
2001-01-03 07:55:07 C 07 18 24.70 +07 31 27.1 17.9 c 704
2001-01-03 08:16:24 C 07 18 23.36 +07 31 27.0 18.0 c 704
2001-01-03 08:37:45 C 07 18 22.07 +07 31 26.7 18.4 c 704
2001-01-03 14:29:22 C 07 18 01.34 +07 31 26.3 322
2001-01-03 14:44:26 C 07 18 00.43 +07 31 26.1 322
2001-01-03 14:51:33 C 07 17 59.93 +07 31 25.6 322
2001-01-12 21:52:05 C 07 03 53.69 +07 34 47.7 118
2001-01-12 22:06:25 C 07 03 52.72 +07 34 48.6 118
2001-01-13 22:47:01 C 07 02 15.04 +07 36 03.8 046
2001-01-13 22:50:27 C 07 02 14.81 +07 36 03.4 046
2001-01-13 22:52:07 C 07 02 14.65 +07 36 03.5 046
2001-01-13 22:53:34 C 07 02 14.53 +07 36 03.7 046
2001-01-15 00:58:58 C 07 00 30.64 +07 37 33.5 118
2001-01-15 01:03:48 C 07 00 30.32 +07 37 33.9 118
2001-01-15 18:02:13 C 06 59 23.07 +07 38 38.6 118
2001-01-15 18:17:13 C 06 59 22.08 +07 38 39.6 118
2001-01-15 18:31:31 C 06 59 21.11 +07 38 40.3 118
2001-01-15 20:41:14 C 06 59 12.39 +07 38 49.5 046
2001-01-15 20:43:29 C 06 59 12.23 +07 38 49.8 046
2001-01-15 20:46:38 C 06 59 12.02 +07 38 50.1 046
2001-01-15 20:48:35 C 06 59 11.87 +07 38 50.1 046
2001-01-15 20:50:34 C 06 59 11.73 +07 38 50.1 046
2001-01-21 06:01:28 C 06 50 35.79 +07 49 47.9 18.1 c 704
2001-01-21 06:45:00 C 06 50 32.85 +07 49 51.5 17.6 c 704
2001-01-21 07:06:30 C 06 50 31.37 +07 49 54.1 17.2 c 704
2001-01-21 07:29:00 C 06 50 29.83 +07 49 56.6 17.2 c 704
2001-01-22 05:55:44 C 06 49 01.05 +07 52 18.4 17.9 c 704
2001-01-22 06:17:40 C 06 48 59.59 +07 52 21.2 18.4 c 704
2001-01-22 06:39:38 C 06 48 58.11 +07 52 23.4 18.7 c 704
2001-01-22 07:03:02 C 06 48 56.50 +07 52 25.5 18.5 c 704
2001-01-25 22:04:22 C 06 43 16.98 +08 02 50.4 071
2001-01-25 22:06:11 C 06 43 16.85 +08 02 50.3 071
2001-01-25 22:09:40 C 06 43 16.57 +08 02 50.9 071
2001-01-26 18:29:27 C 06 41 59.21 +08 05 31.9 151
2001-01-26 18:33:45 C 06 41 58.95 +08 05 32.8 151
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)