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
2024-08-19 11:03:25 C 00 13 07.453 +16 12 15.59 X F51
2024-08-19 11:05:17 C 00 13 07.310 +16 12 14.28 X F51
2024-08-19 11:14:42 C 00 13 06.612 +16 12 07.61 X F51
2024-08-19 11:16:35 C 00 13 06.469 +16 12 06.29 X F51
2024-08-20 10:57:37 C 00 11 24.761 +15 55 01.78 V T08
2024-08-20 11:00:17 C 00 11 24.542 +15 54 59.94 V T08
2024-08-20 11:04:16 C 00 11 24.252 +15 54 57.13 V T08
2024-08-20 11:11:40 C 00 11 23.686 +15 54 51.73 V T08
2024-08-20 11:15:31 C 00 11 23.414 +15 54 48.74 V T05
2024-08-20 11:20:05 C 00 11 23.064 +15 54 45.29 V T05
2024-08-20 11:27:45 C 00 11 22.486 +15 54 39.85 V T05
2024-08-20 11:46:42 C 00 11 21.041 +15 54 25.88 V T05
2024-08-24 01:24:42 C 00 05 04.421 +14 49 47.89 q L05
2024-08-24 02:22:38 C 00 04 59.986 +14 49 03.00 q L05
2024-08-24 02:48:00 C 00 04 58.027 +14 48 43.06 q L05
2024-08-24 05:48:59 C 00 04 44.938 +14 46 37.16 V W68
2024-08-24 05:51:35 C 00 04 44.746 +14 46 35.00 V W68
2024-08-24 06:30:15 C 00 04 41.755 +14 46 05.05 V W68
2024-08-24 07:10:13 C 00 04 38.640 +14 45 33.95 V W68
2024-08-25 21:30:10 C 00 01 47.414 +14 15 00.14 Z C23
2024-08-25 22:49:03 C 00 01 41.342 +14 13 57.61 Z C23
2024-08-26 06:27:18 C 00 01 06.643 +14 08 07.26 V W68
2024-08-26 06:31:25 C 00 01 06.322 +14 08 03.80 V W68
2024-08-26 07:04:50 C 00 01 03.708 +14 07 37.02 V W68
2024-08-26 07:42:35 C 00 01 00.754 +14 07 06.71 V W68
2024-08-26 20:48:34 C 00 00 02.422 +13 56 15.54 Z C23
2024-08-26 21:37:09 C 23 59 58.735 +13 55 36.66 Z C23
2024-08-26 23:11:23 C 23 59 51.487 +13 54 20.66 Z C23
2024-08-27 02:55:16 B 23 59 34.068 +13 51 19.73 X K87
2024-08-27 02:57:22 B 23 59 33.912 +13 51 18.00 X K87
2024-08-27 02:59:29 B 23 59 33.761 +13 51 16.31 X K87
2024-08-27 21:35:53 C 23 58 10.454 +13 36 05.40 Z C23
2024-08-27 23:14:43 C 23 58 02.820 +13 34 44.65 Z C23
2024-08-27 23:40:36 C 23 58 00.814 +13 34 23.52 Z C23
2024-08-28 20:37:58 C 23 56 26.364 +13 17 07.01 Z C23
2024-08-28 21:24:40 C 23 56 22.790 +13 16 28.67 Z C23
2024-08-29 12:16:44 C 23 55 15.062 +13 04 15.13 V T08
2024-08-29 12:21:23 C 23 55 14.695 +13 04 11.35 V T08
2024-08-29 12:36:05 C 23 55 13.543 +13 03 59.00 V T08
2024-08-29 12:43:29 C 23 55 12.955 +13 03 52.92 V T08
2024-08-31 18:09:31 C 23 51 12.15 +12 18 52.6 o D54
2024-08-31 18:10:54 C 23 51 12.05 +12 18 51.4 o D54
2024-08-31 18:12:15 C 23 51 11.95 +12 18 50.6 o D54
2024-09-01 20:15:04 C 23 49 16.003 +11 56 42.07 Z C23
2024-09-01 22:41:57 C 23 49 04.872 +11 54 37.22 Z C23
2024-09-02 00:08:35 C 23 48 58.277 +11 53 23.53 Z C23
2024-09-02 06:04:59 C 23 48 31.646 +11 48 34.74 V W68
2024-09-02 06:56:25 C 23 48 27.679 +11 47 50.71 V W68
2024-09-02 07:00:58 C 23 48 27.324 +11 47 46.86 V W68
2024-09-02 07:08:45 C 23 48 26.726 +11 47 40.20 V W68
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)