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
2023-12-23 00:15:26 C 09 14 10.644 +01 04 35.94 V M22
2023-12-25 06:21:09 C 09 14 10.210 +00 44 41.46 V W68
2023-12-25 06:47:22 C 09 14 10.135 +00 44 31.78 V W68
2023-12-25 06:52:00 C 09 14 10.135 +00 44 29.87 V W68
2023-12-25 07:01:12 C 09 14 10.080 +00 44 27.49 V W68
2023-12-26 11:01:31 C 09 14 05.849 +00 34 07.97 V T05
2023-12-26 11:04:46 C 09 14 05.827 +00 34 06.49 V T05
2023-12-26 11:35:53 C 09 14 05.681 +00 33 55.62 V T05
2023-12-26 11:41:05 C 09 14 05.664 +00 33 53.28 V T05
2023-12-28 10:21:50 C 09 13 51.852 +00 17 02.08 V T08
2023-12-28 10:31:52 C 09 13 51.754 +00 16 58.30 V T08
2023-12-28 10:36:12 C 09 13 51.708 +00 16 56.89 V T08
2023-12-28 10:59:13 C 09 13 51.504 +00 16 48.36 V T08
2023-12-28 11:00:42 C 09 13 51.485 +00 16 48.18 V T08
2023-12-28 11:06:29 C 09 13 51.456 +00 16 45.66 V T08
2023-12-28 11:28:01 C 09 13 51.269 +00 16 38.32 V T08
2024-01-01 12:14:38 C 09 12 54.324 -00 17 31.96 V T08
2024-01-01 12:17:17 C 09 12 54.293 -00 17 32.86 V T08
2024-01-01 12:56:37 C 09 12 53.662 -00 17 46.46 V T08
2024-01-01 13:37:51 C 09 12 53.045 -00 18 01.04 V T08
2024-01-02 08:04:00 C 09 12 37.658 -00 24 15.73 V W68
2024-01-02 08:09:15 C 09 12 37.572 -00 24 17.35 V W68
2024-01-02 08:17:51 C 09 12 37.426 -00 24 20.34 V W68
2024-01-02 08:23:46 C 09 12 37.339 -00 24 22.36 V W68
2024-01-02 08:42:10 C 09 12 37.008 -00 24 28.69 V W68
2024-01-03 11:51:11 C 09 12 11.935 -00 33 52.15 X F51
2024-01-03 12:10:41 C 09 12 11.570 -00 33 58.68 X F51
2024-01-03 12:30:06 C 09 12 11.202 -00 34 05.26 X F51
2024-01-03 13:23:57 C 09 12 10.183 -00 34 23.38 V T05
2024-01-03 13:27:59 C 09 12 10.109 -00 34 25.00 V T05
2024-01-03 13:35:24 C 09 12 09.972 -00 34 27.44 V T05
2024-01-03 14:26:48 C 09 12 08.990 -00 34 44.98 V T05
2024-01-05 11:56:25 C 09 11 18.818 -00 49 58.33 V T08
2024-01-05 11:59:05 C 09 11 18.737 -00 49 59.16 V T08
2024-01-05 12:22:28 C 09 11 18.206 -00 50 07.12 X F52
2024-01-05 12:30:23 C 09 11 18.026 -00 50 09.28 V T08
2024-01-05 12:34:34 C 09 11 17.933 -00 50 10.86 V T08
2024-01-05 12:39:59 C 09 11 17.809 -00 50 12.85 X F52
2024-01-05 12:57:18 C 09 11 17.421 -00 50 18.60 X F52
2024-01-05 13:14:14 C 09 11 17.035 -00 50 24.15 X F52
2024-01-06 06:45:01 C 09 10 55.034 -00 56 01.86 V W68
2024-01-06 06:52:20 C 09 10 54.859 -00 56 04.16 V W68
2024-01-06 07:43:01 C 09 10 53.654 -00 56 20.69 V W68
2024-01-06 08:01:26 C 09 10 53.210 -00 56 26.63 V W68
2024-01-07 02:42:58 C 09 10 28.43 -01 02 29.6 834
2024-01-07 03:24:13 C 09 10 27.31 -01 02 43.2 834
2024-01-07 11:44:25 C 09 10 15.367 -01 05 32.03 V T05
2024-01-07 11:48:20 C 09 10 15.269 -01 05 33.43 V T05
2024-01-07 11:52:22 C 09 10 15.163 -01 05 34.69 V T05
2024-01-07 12:02:08 C 09 10 14.902 -01 05 37.82 V T05
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)