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
2024-11-18 20:08:26 C 23 09 06.677 -02 18 47.20 V M22
2024-11-20 06:41:13 C 23 10 01.111 -02 18 41.98 V T08
2024-11-20 06:45:52 C 23 10 01.265 -02 18 42.37 V T08
2024-11-20 07:00:05 C 23 10 01.598 -02 18 41.69 V T08
2024-11-20 07:14:09 C 23 10 01.942 -02 18 42.12 V T08
2024-11-20 13:09:11 B 23 10 11.57 -02 18 37.3 Z O56
2024-11-20 13:18:01 B 23 10 11.79 -02 18 38.1 Z O56
2024-11-20 13:30:11 B 23 10 12.17 -02 18 37.4 Z O56
2024-11-22 06:58:16 C 23 11 20.462 -02 17 52.08 V T05
2024-11-22 07:00:14 C 23 11 20.515 -02 17 51.32 V T05
2024-11-22 07:04:47 C 23 11 20.599 -02 17 51.86 V T05
2024-11-22 07:13:56 C 23 11 20.878 -02 17 51.50 V T05
2024-11-22 07:26:26 C 23 11 21.206 -02 17 50.89 V T05
2024-11-22 07:32:20 C 23 11 21.377 -02 17 51.36 V T05
2024-11-22 18:54:13 C 23 11 40.637 -02 17 29.72 V M22
2024-11-22 18:58:47 C 23 11 40.805 -02 17 30.12 V M22
2024-11-22 19:04:44 C 23 11 40.901 -02 17 27.71 V M22
2024-11-22 19:08:00 C 23 11 41.090 -02 17 29.29 V M22
2024-11-23 04:57:05 C 23 11 57.971 -02 17 15.86 X F52
2024-11-23 05:26:16 C 23 11 58.767 -02 17 15.19 X F52
2024-11-23 05:40:05 C 23 11 59.159 -02 17 14.58 X F52
2024-11-23 05:53:52 C 23 11 59.536 -02 17 14.18 X F52
2024-11-24 06:28:31 C 23 12 42.199 -02 16 22.76 V T08
2024-11-24 06:42:53 C 23 12 42.624 -02 16 22.40 V T08
2024-11-24 06:47:30 C 23 12 42.768 -02 16 22.62 V T08
2024-11-24 06:56:20 C 23 12 42.955 -02 16 22.04 V T08
2024-11-25 00:37:07 C 23 13 14.429 -02 15 34.70 V W68
2024-11-25 00:42:19 C 23 13 14.534 -02 15 34.49 V W68
2024-11-25 00:52:45 C 23 13 14.786 -02 15 34.70 V W68
2024-11-25 01:08:29 C 23 13 15.293 -02 15 33.44 V W68
2024-12-01 02:28:18 C 23 17 50.111 -02 06 31.14 V G96
2024-12-01 02:36:27 C 23 17 50.377 -02 06 30.38 V G96
2024-12-01 02:44:36 C 23 17 50.636 -02 06 29.88 V G96
2024-12-01 02:52:45 C 23 17 50.903 -02 06 29.12 V G96
2024-12-01 11:47:31 C 23 18 08.68 -02 05 44.9 V D29
2024-12-01 12:07:53 C 23 18 09.35 -02 05 43.2 V D29
2024-12-01 12:28:15 C 23 18 10.01 -02 05 41.4 V D29
2024-12-14 01:59:17 C 23 29 07.044 -01 30 26.64 V G96
2024-12-14 02:07:23 C 23 29 07.368 -01 30 25.24 V G96
2024-12-14 02:15:30 C 23 29 07.656 -01 30 24.01 V G96
2024-12-14 02:23:39 C 23 29 07.969 -01 30 23.29 V G96
2024-12-16 12:28:08 C 23 31 25.01 -01 21 33.0 V D29
2024-12-16 12:44:30 C 23 31 25.69 -01 21 29.9 V D29
2024-12-17 11:37:02 C 23 32 20.57 -01 17 53.8 V D29
2024-12-17 11:54:44 C 23 32 21.23 -01 17 50.1 V D29
2024-12-17 12:12:26 C 23 32 21.97 -01 17 47.5 V D29
2024-12-18 12:28:17 C 23 33 20.57 -01 13 49.6 V D29
2024-12-18 12:45:59 C 23 33 21.28 -01 13 47.6 V D29
2024-12-18 13:03:41 C 23 33 21.99 -01 13 43.8 V D29
2024-12-19 05:13:22 C 23 34 01.413 -01 11 02.50 X F51
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)