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
2024-10-25 07:50:11 C 23 00 10.944 -01 12 15.30 V T05
2024-10-25 07:54:45 C 23 00 10.937 -01 12 16.81 V T05
2024-10-25 08:02:37 C 23 00 10.944 -01 12 18.65 V T05
2024-10-25 08:24:45 C 23 00 10.968 -01 12 24.19 V T05
2024-10-25 20:03:27 C 23 00 12.929 -01 15 08.46 V M22
2024-10-25 20:08:01 C 23 00 12.955 -01 15 09.83 V M22
2024-10-25 20:15:55 C 23 00 12.950 -01 15 11.41 V M22
2024-10-25 20:30:22 C 23 00 12.941 -01 15 14.83 V M22
2024-10-28 01:56:55 C 23 00 27.019 -01 27 20.41 V W68
2024-10-28 02:01:33 C 23 00 27.017 -01 27 21.28 V W68
2024-10-28 02:10:07 C 23 00 27.077 -01 27 23.26 V W68
2024-10-28 02:41:34 C 23 00 27.206 -01 27 29.81 V W68
2024-10-31 07:40:22 C 23 01 02.134 -01 42 27.90 V T08
2024-10-31 07:48:29 C 23 01 02.196 -01 42 29.20 V T08
2024-10-31 08:02:38 C 23 01 02.357 -01 42 31.50 V T08
2024-10-31 08:07:18 C 23 01 02.342 -01 42 32.47 V T08
2024-11-01 01:55:10 C 23 01 12.833 -01 45 29.45 V W68
2024-11-01 01:59:42 C 23 01 12.898 -01 45 30.71 V W68
2024-11-01 02:08:55 C 23 01 12.979 -01 45 31.93 V W68
2024-11-01 02:43:20 C 23 01 13.286 -01 45 37.37 V W68
2024-11-02 07:31:44 C 23 01 32.090 -01 50 17.77 V T05
2024-11-02 07:36:17 C 23 01 32.119 -01 50 18.64 V T05
2024-11-02 07:50:09 C 23 01 32.273 -01 50 20.65 V T05
2024-11-02 08:10:32 C 23 01 32.474 -01 50 23.96 V T05
2024-11-02 20:24:54 C 23 01 41.21 -01 52 15.7 V M14
2024-11-02 20:48:01 C 23 01 41.46 -01 52 18.7 V M14
2024-11-04 07:17:14 C 23 02 07.913 -01 57 05.00 V T08
2024-11-04 07:22:15 C 23 02 08.009 -01 57 05.54 V T08
2024-11-04 07:33:04 C 23 02 08.066 -01 57 05.76 V T08
2024-11-04 07:49:09 C 23 02 08.335 -01 57 08.89 V T08
2024-11-05 01:47:38 C 23 02 23.381 -01 59 21.19 V W68
2024-11-05 02:01:20 C 23 02 23.542 -01 59 22.85 V W68
2024-11-05 02:05:53 C 23 02 23.592 -01 59 23.28 V W68
2024-11-05 02:21:33 C 23 02 23.820 -01 59 25.15 V W68
2024-11-06 10:48:20 C 23 02 53.19 -02 03 17.1 V D29
2024-11-06 11:08:42 C 23 02 53.48 -02 03 19.4 V D29
2024-11-06 11:29:04 C 23 02 53.77 -02 03 21.5 V D29
2024-11-06 20:11:02 C 23 03 01.812 -02 04 11.93 V M22
2024-11-06 20:16:15 C 23 03 01.934 -02 04 11.93 V M22
2024-11-06 20:26:08 C 23 03 02.088 -02 04 12.76 V M22
2024-11-06 20:44:27 C 23 03 02.345 -02 04 15.53 V M22
2024-11-07 11:11:55 C 23 03 16.71 -02 05 49.6 V D29
2024-11-07 11:32:17 C 23 03 17.03 -02 05 51.7 V D29
2024-11-07 11:52:39 C 23 03 17.33 -02 05 53.7 V D29
2024-11-08 16:20:57 B 23 03 46.36 -02 08 30.8 Z O56
2024-11-08 16:32:03 B 23 03 46.57 -02 08 32.3 Z O56
2024-11-08 16:43:21 B 23 03 46.83 -02 08 33.9 Z O56
2024-11-18 19:25:06 C 23 09 05.626 -02 18 47.41 V M22
2024-11-18 19:29:39 C 23 09 05.700 -02 18 47.45 V M22
2024-11-18 19:40:07 C 23 09 05.990 -02 18 47.92 V M22
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)