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
2024-12-19 05:20:51 C 23 34 01.711 -01 11 01.19 X F51
2024-12-19 05:28:20 C 23 34 02.008 -01 11 00.00 X F51
2024-12-19 05:35:47 C 23 34 02.306 -01 10 58.80 X F51
2024-12-26 11:00:17 C 23 41 17.14 -00 39 40.9 V D29
2024-12-26 11:20:36 C 23 41 17.98 -00 39 37.1 V D29
2024-12-26 11:40:55 C 23 41 18.84 -00 39 32.6 V D29
2024-12-29 05:19:09 C 23 44 09.056 -00 26 35.28 X F52
2024-12-29 05:26:31 C 23 44 09.366 -00 26 33.85 X F52
2024-12-29 05:33:49 C 23 44 09.689 -00 26 32.29 X F52
2024-12-29 05:41:07 C 23 44 09.994 -00 26 30.87 X F52
2024-12-31 10:45:59 C 23 46 29.69 -00 15 39.2 V D29
2024-12-31 11:06:21 C 23 46 30.61 -00 15 34.4 V D29
2024-12-31 11:26:42 C 23 46 31.44 -00 15 30.8 V D29
2025-07-28 14:09:35 C 03 33 51.906 +16 57 13.06 X F52
2025-07-28 14:16:58 C 03 33 52.086 +16 57 13.37 X F52
2025-07-28 14:31:40 C 03 33 52.454 +16 57 13.77 X F52
2025-09-25 11:04:26 C 03 42 51.528 +16 00 17.76 X F52
2025-09-25 11:23:35 C 03 42 51.210 +16 00 15.41 X F52
2025-09-25 11:42:44 C 03 42 50.894 +16 00 13.14 X F52
2025-10-05 08:29:52 C 03 38 04.654 +15 27 50.44 V G96
2025-10-05 08:37:21 C 03 38 04.466 +15 27 48.89 V G96
2025-10-05 08:44:49 C 03 38 04.304 +15 27 47.99 V G96
2025-10-05 08:52:17 C 03 38 04.117 +15 27 48.13 V G96
2025-10-15 10:23:52 C 03 31 24.559 +14 48 40.56 X F51
2025-10-15 10:39:53 C 03 31 24.056 +14 48 37.77 X F51
2025-10-15 10:55:57 C 03 31 23.547 +14 48 34.97 X F51
2025-10-15 11:12:09 C 03 31 23.028 +14 48 32.16 X F51
2025-10-18 11:58:48 C 03 29 03.707 +14 35 41.78 V G96
2025-10-18 12:04:50 C 03 29 03.512 +14 35 40.31 V G96
2025-10-18 12:10:51 C 03 29 03.347 +14 35 39.19 V G96
2025-10-18 12:16:55 C 03 29 03.145 +14 35 37.50 V G96
2025-10-19 13:12:49 C 03 28 13.771 +14 31 09.05 X F51
2025-10-19 13:30:20 C 03 28 13.166 +14 31 05.80 X F51
2025-10-19 13:47:52 C 03 28 12.577 +14 31 02.58 X F51
2025-10-19 14:05:27 C 03 28 11.984 +14 30 59.34 X F51
2025-10-21 18:38:01 C 03 26 25.15 +14 21 21.9 V D29
2025-10-21 18:58:23 C 03 26 24.41 +14 21 18.8 V D29
2025-10-21 19:18:45 C 03 26 23.70 +14 21 14.3 V D29
2025-10-22 20:15:01 C 03 25 31.72 +14 16 36.8 V D29
2025-10-22 20:35:23 C 03 25 30.98 +14 16 33.0 V D29
2025-10-22 20:55:45 C 03 25 30.30 +14 16 29.0 V D29
2025-10-26 17:55:19 C 03 22 10.67 +13 58 55.8 V D29
2025-10-26 18:15:41 C 03 22 09.88 +13 58 51.9 V D29
2025-10-27 18:26:53 C 03 21 16.61 +13 54 14.4 V D29
2025-10-27 18:47:15 C 03 21 15.82 +13 54 09.9 V D29
2025-10-27 19:07:37 C 03 21 15.03 +13 54 06.6 V D29
2025-10-28 06:53:12 C 03 20 49.070 +13 51 51.01 V G96
2025-10-28 07:00:40 C 03 20 48.786 +13 51 49.18 V G96
2025-10-28 07:08:06 C 03 20 48.484 +13 51 48.02 V G96
2025-10-28 07:15:32 C 03 20 48.224 +13 51 46.84 V G96
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)