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
2024-03-09 17:52:08 C 07 10 18.551 +01 26 44.87 V 089
2024-03-09 17:54:30 C 07 10 18.318 +01 26 45.50 V 089
2024-03-09 18:25:43 C 07 10 15.097 +01 27 06.94 V 089
2024-03-09 18:59:30 B 07 10 11.998 +01 27 28.08 V L65
2024-03-09 19:03:38 B 07 10 11.585 +01 27 30.89 V L65
2024-03-09 19:07:45 B 07 10 11.155 +01 27 33.73 V L65
2024-03-10 01:50:24 C 07 09 31.274 +01 32 31.99 V W68
2024-03-10 02:06:57 C 07 09 29.578 +01 32 43.19 V W68
2024-03-10 02:12:12 C 07 09 29.038 +01 32 46.75 V W68
2024-03-10 02:20:32 C 07 09 28.178 +01 32 52.33 V W68
2024-03-10 14:29:59 B 07 08 17.12 +01 40 50.2 Z O41
2024-03-10 14:43:11 B 07 08 15.76 +01 40 59.4 Z O41
2024-03-10 14:56:34 B 07 08 14.38 +01 41 08.6 Z O41
2024-03-11 18:57:08 B 07 05 32.69 +02 00 22.7 V 130
2024-03-11 18:58:45 B 07 05 32.53 +02 00 23.9 V 130
2024-03-11 18:59:26 B 07 05 32.46 +02 00 24.4 V 130
2024-03-11 19:13:35 C 07 05 30.814 +02 01 00.84 V M22
2024-03-11 19:18:09 C 07 05 30.346 +02 01 04.08 V M22
2024-03-11 19:26:04 C 07 05 29.549 +02 01 09.66 V M22
2024-03-11 19:41:24 C 07 05 28.006 +02 01 20.39 V M22
2024-03-12 15:21:45 B 07 03 35.02 +02 14 56.9 Z O41
2024-03-12 15:34:56 B 07 03 33.70 +02 15 06.3 Z O41
2024-03-12 15:47:57 B 07 03 32.40 +02 15 15.6 Z O41
2024-03-12 18:47:08 B 07 03 16.361 +02 17 15.47 V 160
2024-03-12 18:51:14 B 07 03 15.958 +02 17 18.31 V 160
2024-03-12 18:55:17 B 07 03 15.538 +02 17 21.30 V 160
2024-03-12 19:08:11 C 07 03 13.753 +02 17 34.73 W M01
2024-03-12 19:10:41 C 07 03 13.503 +02 17 36.56 W M01
2024-03-12 19:13:11 C 07 03 13.253 +02 17 38.39 W M01
2024-03-13 10:59:03 S 07 01 44.47 +02 29 09.5 L C51
2024-03-13 14:05:09 S 07 01 26.98 +02 31 23.3 L C51
2024-03-13 15:37:46 S 07 01 18.27 +02 32 30.8 L C51
2024-03-13 17:10:33 S 07 01 09.58 +02 33 38.3 L C51
2024-03-13 19:34:49 C 07 00 55.94 +02 35 08.5 V G34
2024-03-13 19:37:10 C 07 00 55.71 +02 35 10.1 V G34
2024-03-13 19:39:31 C 07 00 55.48 +02 35 11.8 V G34
2024-03-13 19:44:12 C 07 00 55.03 +02 35 15.3 V G34
2024-03-13 21:48:32 S 07 00 43.55 +02 37 01.2 L C51
2024-03-14 00:53:55 S 07 00 26.21 +02 39 16.7 L C51
2024-03-14 01:52:09 C 07 00 20.369 +02 40 12.68 V W68
2024-03-14 01:56:44 C 07 00 19.920 +02 40 16.07 V W68
2024-03-14 02:07:14 C 07 00 18.888 +02 40 23.66 V W68
2024-03-14 02:25:43 C 07 00 17.071 +02 40 37.24 V W68
2024-03-14 05:44:44 C 06 59 58.73 +02 42 34.7 V U55
2024-03-14 05:50:37 C 06 59 58.19 +02 42 41.3 V U55
2024-03-14 05:56:12 C 06 59 57.54 +02 42 42.9 V U55
2024-03-14 18:07:04 B 06 58 50.429 +02 51 46.40 V 160
2024-03-14 18:11:18 B 06 58 50.016 +02 51 49.57 V 160
2024-03-14 18:15:41 B 06 58 49.582 +02 51 53.21 V 160
2024-03-14 19:26:22 C 06 58 42.60 +02 52 44.2 X G02
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)