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
2024-07-24 12:55:37 C 00 45 24.601 +21 16 07.23 X F51
2024-07-24 13:08:44 C 00 45 24.178 +21 16 04.08 V T08
2024-07-24 13:12:43 C 00 45 24.053 +21 16 03.07 V T08
2024-07-24 13:16:43 C 00 45 23.928 +21 16 02.03 V T08
2024-07-24 13:32:00 C 00 45 23.443 +21 15 58.10 V T08
2024-07-25 01:52:32 B 00 45 02.395 +21 12 27.54 V L65
2024-07-25 01:56:40 B 00 45 02.263 +21 12 26.46 V L65
2024-07-25 02:00:47 B 00 45 02.138 +21 12 25.31 V L65
2024-07-26 22:48:55 C 00 43 39.886 +20 59 22.06 X M19
2024-07-26 22:53:23 C 00 43 39.722 +20 59 20.76 X M19
2024-07-26 22:58:26 C 00 43 39.547 +20 59 19.43 X M19
2024-07-26 23:02:22 C 00 43 39.422 +20 59 18.24 X M19
2024-07-26 23:06:50 C 00 43 39.264 +20 59 17.09 X M19
2024-07-28 13:07:19 C 00 42 21.012 +20 47 19.43 V T08
2024-07-28 13:10:34 C 00 42 20.892 +20 47 18.28 V T08
2024-07-28 13:16:34 C 00 42 20.654 +20 47 16.51 V T08
2024-07-28 13:23:58 C 00 42 20.359 +20 47 14.06 V T08
2024-07-28 23:04:37 C 00 41 59.638 +20 43 50.92 Z C23
2024-07-29 00:03:29 C 00 41 57.401 +20 43 31.66 Z C23
2024-07-29 01:08:44 C 00 41 54.917 +20 43 10.60 Z C23
2024-07-29 13:12:04 C 00 41 27.859 +20 39 10.40 V T08
2024-07-29 13:14:44 C 00 41 27.749 +20 39 09.47 V T08
2024-07-29 13:21:47 C 00 41 27.454 +20 39 07.06 V T08
2024-07-29 13:31:13 C 00 41 27.065 +20 39 03.89 V T08
2024-07-29 22:23:17 C 00 41 07.138 +20 35 48.37 Z C23
2024-07-29 22:27:34 C 00 41 06.919 +20 35 46.75 Z C23
2024-07-30 13:08:15 C 00 40 32.186 +20 30 40.43 V T05
2024-07-30 13:12:14 C 00 40 32.011 +20 30 38.92 V T05
2024-07-30 13:20:08 C 00 40 31.661 +20 30 36.25 V T05
2024-07-30 13:29:41 C 00 40 31.255 +20 30 32.51 V T05
2024-07-30 23:14:15 C 00 40 08.062 +20 26 50.17 Z C23
2024-07-30 23:35:13 C 00 40 07.174 +20 26 42.11 Z C23
2024-07-31 01:44:25 C 00 40 01.69 +20 25 55.7 V D48
2024-07-31 01:52:30 C 00 40 01.34 +20 25 52.8 V D48
2024-07-31 02:00:03 C 00 40 01.01 +20 25 50.1 V D48
2024-07-31 12:42:56 C 00 39 34.622 +20 21 54.61 V T05
2024-07-31 12:47:12 C 00 39 34.433 +20 21 53.14 V T05
2024-07-31 12:55:01 C 00 39 34.082 +20 21 50.22 V T05
2024-07-31 13:08:10 C 00 39 33.485 +20 21 45.14 V T05
2024-08-01 12:38:29 C 00 38 33.317 +20 12 37.22 V T08
2024-08-01 12:43:08 C 00 38 33.098 +20 12 35.35 V T08
2024-08-01 12:47:48 C 00 38 32.878 +20 12 33.59 V T08
2024-08-01 13:19:37 C 00 38 31.366 +20 12 21.17 V T08
2024-08-02 12:49:29 C 00 37 28.442 +20 02 48.34 V T08
2024-08-02 12:52:21 C 00 37 28.301 +20 02 47.26 V T08
2024-08-02 12:56:20 C 00 37 28.104 +20 02 45.56 V T08
2024-08-02 13:05:10 C 00 37 27.667 +20 02 41.96 V T08
2024-08-02 21:53:02 C 00 37 03.718 +19 58 51.78 Z C23
2024-08-02 22:04:50 C 00 37 03.144 +19 58 47.14 Z C23
2024-08-03 12:31:06 C 00 36 22.241 +19 52 45.84 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)