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
2001-01-26 18:40:30 C 06 41 58.53 +08 05 33.4 151
2001-01-26 18:44:38 C 06 41 58.27 +08 05 34.5 151
2001-01-26 18:52:37 C 06 41 57.74 +08 05 35.7 151
2001-01-26 18:54:46 C 06 41 57.67 +08 05 35.1 151
2001-02-02 03:10:46 C 06 32 42.62 +08 28 51.5 739
2001-02-02 03:17:54 C 06 32 42.21 +08 28 52.7 739
2001-02-02 03:21:54 C 06 32 41.95 +08 28 54.4 739
2001-02-02 03:26:52 C 06 32 41.67 +08 28 55.8 739
2001-02-11 18:53:51 C 06 20 48.45 +09 12 47.3 118
2001-02-11 18:59:00 C 06 20 48.22 +09 12 48.6 118
2001-02-14 21:52:48 C 06 17 39.31 +09 28 44.1 17.2 199
2001-02-14 22:02:10 C 06 17 38.87 +09 28 47.8 17.1 199
2001-02-20 05:04:35 C 06 13 12.96 +09 57 13.2 17.7 c 704
2001-02-20 05:24:44 C 06 13 12.35 +09 57 18.5 18.2 c 704
2001-02-20 05:46:35 C 06 13 11.73 +09 57 23.4 18.5 c 704
2001-02-22 03:59:33 C 06 11 52.82 +10 08 06.2 17.9 c 704
2001-02-22 04:20:55 C 06 11 52.19 +10 08 10.6 18.1 c 704
2001-02-22 04:40:34 C 06 11 51.63 +10 08 15.4 18.0 c 704
2001-02-22 05:01:52 C 06 11 51.02 +10 08 20.2 18.3 c 704
2001-02-22 05:23:51 C 06 11 50.41 +10 08 25.3 17.8 c 704
2001-02-24 18:37:52 C 06 10 21.19 +10 22 49.3 118
2001-02-24 18:43:28 C 06 10 21.05 +10 22 50.9 118
2001-02-26 01:59:47 C 06 09 41.93 +10 30 19.6 739
2001-02-26 02:16:08 C 06 09 41.66 +10 30 23.7 739
2001-02-26 02:22:19 C 06 09 41.54 +10 30 24.7 739
2001-02-27 17:57:33 C 06 08 58.68 +10 39 53.9 046
2001-02-27 18:00:00 C 06 08 58.62 +10 39 54.6 046
2001-02-27 18:07:14 C 06 08 58.48 +10 39 56.0 046
2001-02-27 18:09:53 C 06 08 58.44 +10 39 56.6 046
2001-03-04 02:46:07 C 06 07 39.61 +11 05 20.1 711
2001-03-04 02:51:55 C 06 07 39.58 +11 05 21.6 711
2001-03-31 02:54:12 C 06 17 15.00 +13 38 24.2 17.1 c 704
2001-03-31 03:14:32 C 06 17 15.72 +13 38 29.0 17.8 c 704
2001-03-31 03:34:56 C 06 17 16.46 +13 38 33.1 17.6 c 704
2001-03-31 03:55:16 C 06 17 17.19 +13 38 37.5 18.2 c 704
2001-03-31 04:15:38 C 06 17 17.93 +13 38 41.7 18.1 c 704
2001-05-10 10:59:12 C 07 20 22.74 +16 04 46.6 360
2001-05-10 11:01:30 C 07 20 22.97 +16 04 46.8 360
2001-05-10 11:05:21 C 07 20 23.31 +16 04 46.5 360
2001-06-07 11:14:55 C 08 35 11.09 +15 47 59.3 360
2001-06-07 11:16:47 C 08 35 11.32 +15 47 59.3 360
2001-06-07 11:18:34 C 08 35 11.54 +15 47 59.1 360
2001-08-24 19:36:23 C 15 20 09.22 -00 11 04.2 c 198
2001-08-24 19:59:53 C 15 20 16.93 -00 11 30.7 c 198
2001-08-24 20:26:15 C 15 20 25.49 -00 11 59.9 c 198
2001-08-25 20:11:11 C 15 28 13.68 -00 38 01.0 c 198
2001-08-25 20:28:44 C 15 28 19.34 -00 38 20.8 c 198
2001-08-25 20:41:07 C 15 28 23.45 -00 38 34.7 c 198
2001-08-28 19:33:19 C 15 51 33.74 -01 55 23.2 c 198
2001-08-28 19:38:09 C 15 51 35.28 -01 55 28.4 c 198
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)