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
2024-01-26 23:59:40 C 08 49 22.860 -02 59 58.74 Z C23
2024-01-27 00:03:27 C 08 49 22.582 -02 59 59.64 Z C23
2024-01-27 00:06:40 C 08 49 22.349 -03 00 00.18 Z C23
2024-01-27 22:34:35 B 08 47 51.617 -03 02 56.69 V 160
2024-01-27 22:43:11 B 08 47 51.086 -03 03 00.72 V 160
2024-01-29 16:42:45 C 08 44 53.177 -03 07 37.42 V P07
2024-01-29 17:21:22 C 08 44 50.251 -03 07 41.41 V P07
2024-01-29 18:04:12 C 08 44 46.999 -03 07 45.62 V P07
2024-01-29 18:42:20 C 08 44 44.095 -03 07 49.58 V P07
2024-01-29 21:57:29 C 08 44 30.342 -03 08 22.66 V 089
2024-01-29 21:59:51 C 08 44 30.158 -03 08 23.38 V 089
2024-01-29 22:04:35 C 08 44 29.789 -03 08 23.42 V 089
2024-01-29 22:06:57 C 08 44 29.598 -03 08 24.15 V 089
2024-01-29 22:09:19 C 08 44 29.423 -03 08 23.86 V 089
2024-01-29 22:11:41 C 08 44 29.259 -03 08 23.89 V 089
2024-01-29 22:16:25 C 08 44 28.879 -03 08 24.68 V 089
2024-01-29 23:41:07 C 08 44 22.64 -03 08 33.4 V M34
2024-01-29 23:44:26 C 08 44 22.39 -03 08 33.5 V M34
2024-01-29 23:48:49 C 08 44 22.10 -03 08 33.9 V M34
2024-01-30 03:33:50 B 08 44 05.82 -03 08 46.0 q X33
2024-01-30 03:35:52 B 08 44 05.66 -03 08 46.4 q X33
2024-01-30 03:37:54 B 08 44 05.48 -03 08 45.9 q X33
2024-01-30 05:41:33 C 08 43 56.100 -03 08 51.83 V W68
2024-01-30 05:46:07 C 08 43 55.747 -03 08 52.22 V W68
2024-01-30 05:54:37 C 08 43 55.092 -03 08 53.02 V W68
2024-01-30 06:12:17 C 08 43 53.738 -03 08 54.67 V W68
2024-01-30 21:16:17 B 08 42 46.982 -03 10 29.75 V 160
2024-01-30 21:22:02 B 08 42 46.498 -03 10 30.36 V 160
2024-01-30 21:28:07 B 08 42 46.054 -03 10 30.72 V 160
2024-01-31 01:14:54 B 08 42 29.25 -03 10 41.2 q X33
2024-01-31 01:17:11 B 08 42 29.09 -03 10 39.6 q X33
2024-01-31 01:19:13 B 08 42 28.92 -03 10 39.8 q X33
2024-01-31 11:19:19 C 08 41 42.516 -03 11 32.10 V T05
2024-01-31 11:28:05 C 08 41 41.813 -03 11 32.75 V T05
2024-01-31 11:32:38 C 08 41 41.450 -03 11 33.11 V T05
2024-01-31 11:52:31 C 08 41 39.859 -03 11 34.51 V T05
2024-01-31 21:28:54 C 08 40 55.992 -03 12 03.38 V M22
2024-01-31 22:11:37 C 08 40 52.546 -03 12 06.19 V M22
2024-01-31 22:14:15 C 08 40 52.330 -03 12 06.44 V M22
2024-01-31 22:36:06 C 08 40 50.568 -03 12 07.92 V M22
2024-02-01 13:31:37 C 08 39 40.72 -03 13 02.2 X Q20
2024-02-01 13:49:37 C 08 39 39.25 -03 13 03.3 X Q20
2024-02-01 14:06:30 C 08 39 37.87 -03 13 04.2 X Q20
2024-02-01 22:09:53 B 08 38 59.597 -03 13 47.03 V 160
2024-02-01 22:17:02 C 08 38 58.750 -03 13 46.95 V 089
2024-02-01 22:18:28 B 08 38 58.829 -03 13 47.17 V 160
2024-02-01 22:19:24 C 08 38 58.549 -03 13 46.88 V 089
2024-02-01 22:21:46 C 08 38 58.386 -03 13 47.49 V 089
2024-02-01 22:33:36 C 08 38 57.380 -03 13 48.04 V 089
2024-02-01 22:35:58 C 08 38 57.200 -03 13 48.05 V 089
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)