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
2024-03-31 07:02:30 C 06 23 33.475 +08 36 43.63 V T05
2024-04-01 19:28:09 C 06 20 07.978 +09 14 13.34 Z C23
2024-04-01 19:29:53 C 06 20 07.735 +09 14 15.00 Z C23
2024-04-01 19:32:11 C 06 20 07.562 +09 14 18.10 Z C23
2024-04-04 18:40:19 B 06 13 01.409 +10 31 56.46 V 160
2024-04-04 18:44:54 B 06 13 00.886 +10 32 01.54 V 160
2024-04-05 06:34:13 C 06 11 45.756 +10 45 38.23 V T05
2024-04-05 06:54:04 C 06 11 43.534 +10 46 00.80 V T05
2024-04-05 07:13:55 C 06 11 41.333 +10 46 23.23 V T05
2024-04-06 18:09:12 C 06 07 53.41 +11 26 57.9 X G02
2024-04-06 18:13:58 C 06 07 52.85 +11 27 03.5 X G02
2024-04-06 18:18:31 C 06 07 52.32 +11 27 08.9 X G02
2024-04-07 19:01:45 B 06 05 02.201 +11 56 59.50 V 160
2024-04-07 19:05:55 B 06 05 01.714 +11 57 04.18 V 160
2024-04-07 19:10:03 B 06 05 01.207 +11 57 09.11 V 160
2024-04-08 18:13:39 C 06 02 15.98 +12 25 40.3 X G02
2024-04-08 18:17:58 C 06 02 15.44 +12 25 45.3 X G02
2024-04-08 18:22:16 C 06 02 14.90 +12 25 50.9 X G02
2024-04-10 17:01:37 B 05 56 16.69 +13 25 56.6 X L76
2024-04-10 17:04:43 B 05 56 16.27 +13 26 00.5 X L76
2024-04-10 17:07:48 B 05 56 15.83 +13 26 04.5 X L76
2024-04-10 17:10:53 B 05 56 15.40 +13 26 08.5 X L76
2024-04-10 19:39:30 C 05 55 55.416 +13 29 24.07 Z C23
2024-04-10 19:42:57 C 05 55 54.967 +13 29 28.64 Z C23
2024-04-10 19:46:25 C 05 55 54.466 +13 29 33.50 Z C23
2024-04-11 18:46:22 C 05 52 43.65 +14 00 27.2 X G02
2024-04-11 18:51:15 C 05 52 42.94 +14 00 34.0 X G02
2024-04-11 18:55:57 C 05 52 42.27 +14 00 40.1 X G02
2024-04-13 18:22:38 C 05 45 36.03 +15 07 00.3 X G02
2024-04-13 18:27:45 C 05 45 35.19 +15 07 07.7 X G02
2024-04-13 18:32:51 C 05 45 34.36 +15 07 14.7 X G02
2024-04-13 19:44:03 C 05 45 23.021 +15 08 56.36 Z C23
2024-04-13 19:46:56 C 05 45 22.543 +15 09 00.36 Z C23
2024-04-16 20:08:19 C 05 32 48.557 +16 57 05.29 Z C23
2024-04-16 20:11:18 C 05 32 47.981 +16 57 09.54 Z C23
2024-04-16 20:14:16 C 05 32 47.436 +16 57 13.90 Z C23
2024-04-17 05:34:06 C 05 30 59.659 +17 12 02.45 V T05
2024-04-17 05:38:39 C 05 30 58.738 +17 12 09.25 V T05
2024-04-17 05:46:29 C 05 30 57.158 +17 12 21.28 V T05
2024-04-17 06:00:49 C 05 30 54.300 +17 12 43.09 V T05
2024-04-18 06:34:09 C 05 25 58.176 +17 51 30.42 V T05
2024-04-18 06:39:24 C 05 25 57.058 +17 51 38.56 V T05
2024-04-18 06:47:17 C 05 25 55.411 +17 51 50.87 V T05
2024-04-18 07:09:20 C 05 25 50.770 +17 52 25.28 V T05
2024-04-21 19:59:33 C 05 06 11.995 +20 11 36.60 Z C23
2024-04-21 20:01:52 C 05 06 11.328 +20 11 41.03 Z C23
2024-05-31 13:54:27 C 00 51 53.484 +24 12 49.14 V T05
2024-05-31 13:59:44 C 00 51 53.186 +24 12 47.48 V T05
2024-05-31 14:25:06 C 00 51 51.821 +24 12 39.49 V T05
2024-05-31 14:40:56 C 00 51 50.938 +24 12 34.60 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)