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
2024-02-26 19:33:19 C 07 39 59.033 -01 15 42.02 W M01
2024-02-26 19:35:49 C 07 39 58.752 -01 15 40.89 W M01
2024-02-27 03:50:43 C 07 39 05.347 -01 11 34.51 V W68
2024-02-27 03:55:17 C 07 39 04.846 -01 11 32.39 V W68
2024-02-27 04:09:49 C 07 39 03.226 -01 11 25.69 V W68
2024-02-27 04:21:34 C 07 39 01.927 -01 11 20.18 V W68
2024-02-27 18:12:21 C 07 37 34.056 -01 05 13.78 Z C23
2024-02-27 18:14:49 C 07 37 33.792 -01 05 12.84 Z C23
2024-02-27 18:17:16 C 07 37 33.533 -01 05 11.18 Z C23
2024-02-27 18:44:37 C 07 37 30.507 -01 04 58.57 V G33
2024-02-27 18:47:59 C 07 37 30.134 -01 04 56.75 V G33
2024-02-27 18:51:19 C 07 37 29.764 -01 04 55.40 V G33
2024-02-27 19:02:45 C 07 37 28.173 -01 04 48.80 V 089
2024-02-27 19:05:07 C 07 37 27.931 -01 04 47.69 V 089
2024-02-27 19:07:29 C 07 37 27.652 -01 04 46.77 V 089
2024-02-27 19:09:51 C 07 37 27.392 -01 04 45.72 V 089
2024-02-27 19:12:13 C 07 37 27.165 -01 04 44.56 V 089
2024-02-27 19:14:35 C 07 37 26.889 -01 04 43.19 V 089
2024-02-27 19:16:57 C 07 37 26.608 -01 04 42.11 V 089
2024-02-28 03:19:08 B 07 36 34.874 -01 00 46.04 X W42
2024-02-28 03:31:52 B 07 36 33.439 -01 00 39.89 X W42
2024-02-28 03:43:01 B 07 36 32.206 -01 00 34.45 X W42
2024-02-28 10:30:46 C 07 35 48.166 -00 57 14.08 V T05
2024-02-28 10:44:27 C 07 35 46.651 -00 57 07.45 V T05
2024-02-28 10:59:48 C 07 35 44.966 -00 56 59.96 V T05
2024-02-28 18:53:22 C 07 34 55.382 -00 53 14.21 V 089
2024-02-28 18:55:44 C 07 34 55.135 -00 53 12.92 V 089
2024-02-28 18:58:06 C 07 34 54.864 -00 53 11.59 V 089
2024-02-28 19:00:28 C 07 34 54.617 -00 53 10.52 V 089
2024-02-28 19:33:58 C 07 34 50.922 -00 52 53.48 V 089
2024-02-28 19:36:19 C 07 34 50.659 -00 52 52.76 V 089
2024-02-28 19:38:41 C 07 34 50.402 -00 52 51.50 V 089
2024-02-28 20:23:22 C 07 34 45.75 -00 52 30.0 V G34
2024-02-28 20:27:34 C 07 34 45.29 -00 52 27.5 V G34
2024-02-28 20:35:02 C 07 34 44.46 -00 52 24.2 V G34
2024-02-28 21:38:20 C 07 34 37.272 -00 51 27.94 V M22
2024-02-28 21:43:34 C 07 34 36.696 -00 51 25.45 V M22
2024-02-28 21:51:40 C 07 34 35.794 -00 51 21.35 V M22
2024-02-28 22:14:21 C 07 34 33.622 -00 51 34.85 Z C23
2024-02-28 22:15:32 C 07 34 33.161 -00 51 09.43 V M22
2024-02-28 22:16:51 C 07 34 33.360 -00 51 33.62 Z C23
2024-02-28 22:19:19 C 07 34 33.082 -00 51 32.44 Z C23
2024-02-29 13:41:23 B 07 32 55.23 -00 43 44.7 V P13
2024-02-29 13:43:58 B 07 32 54.94 -00 43 43.4 V P13
2024-02-29 13:46:31 B 07 32 54.66 -00 43 42.2 V P13
2024-02-29 13:49:05 B 07 32 54.38 -00 43 40.7 V P13
2024-02-29 13:51:41 B 07 32 54.09 -00 43 39.5 V P13
2024-03-01 13:01:22 B 07 30 27.03 -00 31 37.2 V P13
2024-03-01 13:03:25 B 07 30 26.80 -00 31 36.1 V P13
2024-03-01 13:05:31 B 07 30 26.57 -00 31 35.0 V P13
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)