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
2024-09-12 20:47:06 C 23 30 43.090 +08 11 05.60 V 088
2024-09-12 20:48:58 C 23 30 42.967 +08 11 03.98 V 088
2024-09-12 20:51:10 C 23 30 42.814 +08 11 02.04 V 088
2024-09-13 00:26:08 C 23 30 28.776 +08 07 59.84 Z C23
2024-09-13 00:30:42 C 23 30 28.469 +08 07 56.10 Z C23
2024-09-13 01:02:58 C 23 30 26.357 +08 07 28.96 Z C23
2024-09-13 01:06:42 C 23 30 26.105 +08 07 25.93 Z C23
2024-09-13 08:02:14 C 23 29 59.723 +08 01 43.93 V 703
2024-09-13 08:05:32 C 23 29 59.485 +08 01 41.16 V 703
2024-09-13 08:08:50 C 23 29 59.273 +08 01 38.71 V 703
2024-09-13 08:12:08 C 23 29 59.064 +08 01 36.19 V 703
2024-09-13 22:44:15 C 23 29 04.255 +07 49 31.15 Z C23
2024-09-13 23:02:35 C 23 29 03.110 +07 49 16.25 Z C23
2024-09-14 03:49:32 C 23 28 45.230 +07 45 33.73 V W68
2024-09-14 03:52:09 C 23 28 45.058 +07 45 31.50 V W68
2024-09-14 03:56:42 C 23 28 44.760 +07 45 27.72 V W68
2024-09-14 04:04:30 C 23 28 44.263 +07 45 21.53 V W68
2024-09-14 20:17:38 B 23 27 44.306 +07 31 49.87 X K35
2024-09-14 20:21:52 B 23 27 44.021 +07 31 46.45 X K35
2024-09-14 20:22:56 B 23 27 43.949 +07 31 45.08 X K35
2024-09-15 09:21:30 C 23 26 56.326 +07 21 15.98 V T05
2024-09-15 09:24:07 C 23 26 56.165 +07 21 13.75 V T05
2024-09-15 09:28:40 C 23 26 55.867 +07 21 10.08 V T05
2024-09-15 09:36:00 C 23 26 55.402 +07 21 04.25 V T05
2024-09-15 20:55:59 C 23 26 14.563 +07 12 02.63 V M22
2024-09-15 20:58:35 C 23 26 14.419 +07 12 00.47 V M22
2024-09-15 21:03:08 C 23 26 14.112 +07 11 56.80 V M22
2024-09-15 21:24:43 C 23 26 12.787 +07 11 39.52 V M22
2024-09-16 20:12:29 C 23 24 52.058 +06 53 07.19 Z C23
2024-09-16 20:13:43 C 23 24 52.034 +06 53 06.18 Z C23
2024-09-18 20:14:51 C 23 22 08.220 +06 15 18.61 Z C23
2024-09-18 20:34:52 C 23 22 07.022 +06 15 03.06 Z C23
2024-09-20 18:44:17 C 23 19 38.362 +05 39 44.93 Z C23
2024-09-20 19:50:28 C 23 19 34.80 +05 38 55.6 X G02
2024-09-20 19:55:44 C 23 19 34.53 +05 38 51.7 X G02
2024-09-20 19:58:27 C 23 19 34.447 +05 38 49.52 Z C23
2024-09-20 20:00:45 C 23 19 34.24 +05 38 47.7 X G02
2024-09-20 20:38:35 C 23 19 32.256 +05 38 18.89 V G33
2024-09-20 20:43:38 C 23 19 32.011 +05 38 15.42 V G33
2024-09-20 21:32:37 C 23 19 29.400 +05 37 38.96 Z C23
2024-09-21 00:47:54 B 23 19 19.63 +05 35 20.9 Z X33
2024-09-21 00:51:44 B 23 19 19.38 +05 35 16.9 Z X33
2024-09-21 00:55:17 B 23 19 19.38 +05 35 15.0 Z X33
2024-09-21 10:34:14 C 23 18 48.806 +05 27 58.50 V T08
2024-09-21 10:38:14 C 23 18 48.598 +05 27 55.69 V T08
2024-09-21 10:42:13 C 23 18 48.391 +05 27 52.78 V T08
2024-09-21 10:46:53 C 23 18 48.139 +05 27 49.28 V T08
2024-09-21 10:52:27 C 23 18 47.825 +05 27 45.11 V T08
2024-09-21 10:57:47 C 23 18 47.546 +05 27 41.00 V T08
2024-09-21 11:06:26 C 23 18 47.081 +05 27 34.67 V T08
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)