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
2024-01-09 22:38:48 B 09 08 42.091 -01 24 04.36 V 160
2024-01-09 22:53:21 B 09 08 41.542 -01 24 09.65 V 160
2024-01-10 06:37:23 C 09 08 27.878 -01 26 18.49 V W68
2024-01-10 07:09:31 C 09 08 26.861 -01 26 28.21 V W68
2024-01-10 07:26:18 C 09 08 26.323 -01 26 33.43 V W68
2024-01-10 08:01:32 C 09 08 25.193 -01 26 44.09 V W68
2024-01-10 22:12:42 C 09 07 59.990 -01 31 13.40 V C23
2024-01-10 22:19:11 C 09 07 59.738 -01 31 15.06 V C23
2024-01-10 22:37:42 C 09 07 59.162 -01 31 20.64 V C23
2024-01-11 22:09:25 B 09 07 14.177 -01 38 19.00 V 160
2024-01-11 22:21:57 B 09 07 13.685 -01 38 21.70 V 160
2024-01-13 10:58:41 C 09 05 57.785 -01 48 51.05 V T08
2024-01-13 11:01:31 C 09 05 57.674 -01 48 51.88 V T08
2024-01-13 11:05:48 C 09 05 57.514 -01 48 53.06 V T08
2024-01-13 11:48:34 C 09 05 55.846 -01 49 05.16 V T08
2024-01-14 08:34:12 C 09 05 09.654 -01 54 54.29 V G96
2024-01-14 08:41:37 C 09 05 09.352 -01 54 56.27 V G96
2024-01-14 08:49:02 C 09 05 09.053 -01 54 58.28 V G96
2024-01-14 08:56:28 C 09 05 08.754 -01 55 00.34 V G96
2024-01-15 10:53:11 C 09 04 07.886 -02 02 00.02 V T05
2024-01-15 10:55:47 C 09 04 07.757 -02 02 00.78 V T05
2024-01-15 11:00:21 C 09 04 07.572 -02 02 01.97 V T05
2024-01-15 11:08:50 C 09 04 07.212 -02 02 04.16 V T05
2024-01-15 11:11:26 C 09 04 07.097 -02 02 04.92 V T05
2024-01-15 11:14:02 C 09 04 06.986 -02 02 05.64 V T05
2024-01-15 11:46:49 C 09 04 05.568 -02 02 14.32 V T05
2024-01-15 11:51:22 C 09 04 05.371 -02 02 15.54 V T05
2024-01-16 01:55:44 C 09 03 30.396 -02 05 49.02 V M22
2024-01-16 02:00:22 C 09 03 30.194 -02 05 50.28 V M22
2024-01-16 02:05:00 C 09 03 29.986 -02 05 51.32 V M22
2024-01-16 02:09:48 C 09 03 29.784 -02 05 52.66 V M22
2024-01-16 02:15:54 B 09 03 30.25 -02 05 59.1 q X33
2024-01-16 02:16:34 C 09 03 29.486 -02 05 54.35 V M22
2024-01-16 02:20:29 B 09 03 30.16 -02 06 00.7 q X33
2024-01-16 02:21:52 C 09 03 29.246 -02 05 55.54 V M22
2024-01-16 02:23:10 C 09 03 29.196 -02 05 56.08 V M22
2024-01-16 02:24:49 B 09 03 29.93 -02 06 02.8 q X33
2024-01-16 02:27:45 C 09 03 28.997 -02 05 57.26 V M22
2024-01-16 21:52:20 C 09 02 39.989 -02 11 10.50 V C23
2024-01-16 21:56:39 C 09 02 39.823 -02 11 11.33 V C23
2024-01-16 22:00:58 C 09 02 39.610 -02 11 12.30 V C23
2024-01-17 02:15:11 B 09 02 28.63 -02 12 07.9 q X33
2024-01-17 02:19:45 B 09 02 28.52 -02 12 09.6 q X33
2024-01-17 02:24:06 B 09 02 28.28 -02 12 11.1 q X33
2024-01-18 06:02:28 C 09 01 12.787 -02 18 55.30 V W68
2024-01-18 06:07:43 C 09 01 12.533 -02 18 56.48 V W68
2024-01-18 06:16:51 C 09 01 12.072 -02 18 58.68 V W68
2024-01-18 07:05:20 C 09 01 09.694 -02 19 10.42 V W68
2024-01-19 12:15:03 C 08 59 45.878 -02 26 11.33 V T05
2024-01-19 12:19:37 C 08 59 45.646 -02 26 12.34 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)