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
2024-10-07 09:26:45 C 23 04 28.997 +01 27 12.96 V T08
2024-10-09 06:39:01 C 23 03 29.196 +01 05 03.46 X F52
2024-10-09 06:54:25 C 23 03 28.845 +01 04 56.15 X F52
2024-10-09 07:09:52 C 23 03 28.497 +01 04 48.82 X F52
2024-10-09 09:04:02 C 23 03 25.913 +01 03 54.86 V T05
2024-10-09 09:18:32 C 23 03 25.591 +01 03 47.74 V T05
2024-10-09 09:31:33 C 23 03 25.286 +01 03 41.72 V T05
2024-10-09 18:34:19 C 23 03 14.738 +00 59 33.25 V M22
2024-10-09 19:09:53 C 23 03 13.968 +00 59 16.44 V M22
2024-10-09 19:27:21 C 23 03 13.591 +00 59 08.41 V M22
2024-10-09 19:29:56 C 23 03 13.531 +00 59 07.37 V M22
2024-10-13 07:57:49 C 23 01 47.587 +00 21 52.31 V T05
2024-10-13 08:45:52 C 23 01 46.805 +00 21 32.18 V T05
2024-10-13 08:50:25 C 23 01 46.735 +00 21 30.31 V T05
2024-10-13 09:12:21 C 23 01 46.385 +00 21 21.53 V T05
2024-10-17 09:31:09 C 23 00 42.235 -00 15 26.24 V T05
2024-10-17 09:35:43 C 23 00 42.238 -00 15 28.01 V T05
2024-10-17 09:45:33 C 23 00 42.127 -00 15 32.11 V T05
2024-10-17 10:01:35 C 23 00 41.957 -00 15 37.44 V T05
2024-10-19 09:34:34 C 23 00 22.805 -00 31 43.10 V T08
2024-10-19 09:35:14 C 23 00 22.795 -00 31 43.28 V T08
2024-10-19 09:39:14 C 23 00 22.793 -00 31 44.58 V T08
2024-10-19 09:40:34 C 23 00 22.750 -00 31 45.19 V T08
2024-10-19 09:47:13 C 23 00 22.728 -00 31 47.35 V T08
2024-10-19 10:00:02 C 23 00 22.651 -00 31 51.46 V T08
2024-10-19 10:01:21 C 23 00 22.634 -00 31 51.82 V T08
2024-10-19 10:18:53 C 23 00 22.529 -00 31 57.58 V T08
2024-10-20 04:22:19 C 23 00 17.383 -00 37 38.28 V W68
2024-10-20 04:23:38 C 23 00 17.362 -00 37 38.14 V W68
2024-10-20 04:26:54 C 23 00 17.328 -00 37 37.09 V W68
2024-10-20 04:28:12 C 23 00 17.333 -00 37 39.29 V W68
2024-10-20 04:36:11 C 23 00 17.294 -00 37 42.49 V W68
2024-10-20 04:53:16 C 23 00 17.206 -00 37 47.06 V W68
2024-10-20 04:53:55 C 23 00 17.196 -00 37 46.96 V W68
2024-10-21 08:33:15 C 23 00 11.609 -00 46 20.89 V T05
2024-10-21 08:37:48 C 23 00 11.599 -00 46 22.26 V T05
2024-10-21 08:46:58 C 23 00 11.542 -00 46 24.78 V T05
2024-10-21 09:13:59 C 23 00 11.424 -00 46 32.92 V T05
2024-10-21 12:14:35 C 23 00 11.263 -00 47 22.02 V P07
2024-10-21 13:18:53 C 23 00 11.023 -00 47 40.49 V P07
2024-10-21 14:23:26 C 23 00 10.723 -00 47 59.68 V P07
2024-10-21 16:21:55 C 23 00 10.272 -00 48 35.46 V P07
2024-10-24 02:40:17 C 23 00 08.035 -01 04 45.34 V W68
2024-10-24 02:45:30 C 23 00 08.038 -01 04 46.88 V W68
2024-10-24 02:52:42 C 23 00 08.042 -01 04 48.79 V W68
2024-10-24 03:21:36 C 23 00 08.042 -01 04 56.17 V W68
2024-10-25 05:19:02 C 23 00 10.851 -01 11 38.40 X F51
2024-10-25 05:36:01 C 23 00 10.863 -01 11 42.65 X F51
2024-10-25 05:52:59 C 23 00 10.872 -01 11 46.89 X F51
2024-10-25 06:10:02 C 23 00 10.885 -01 11 51.05 X F51
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)