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
2005-02-23 19:40:20 C 08 41 37.99 -10 53 53.7 o 084
2005-02-23 21:45:55 C 08 41 21.25 -10 54 03.2 o 084
2005-02-23 21:48:36 C 08 41 20.89 -10 54 03.3 o 084
2005-02-24 01:15:08 C 08 40 54.46 -10 53 50.1 r I77
2005-02-24 01:17:55 C 08 40 54.00 -10 53 50.3 r I77
2005-02-24 01:22:21 C 08 40 53.40 -10 53 50.5 r I77
2005-02-24 01:25:09 C 08 40 52.89 -10 53 50.9 r I77
2005-02-24 20:02:55 C 08 38 25.51 -10 55 28.1 o 084
2005-02-24 20:05:35 C 08 38 25.13 -10 55 28.2 o 084
2005-02-24 22:11:24 C 08 38 07.80 -10 55 34.3 o 084
2005-02-24 22:14:05 C 08 38 07.43 -10 55 34.2 o 084
2005-02-27 01:02:24 C 08 31 04.08 -10 56 11.9 r I77
2005-02-27 01:04:59 C 08 31 03.69 -10 56 11.6 r I77
2005-02-27 01:07:34 C 08 31 03.29 -10 56 11.7 r I77
2005-02-27 01:10:07 C 08 31 02.89 -10 56 11.7 r I77
2005-02-27 12:09:19 C 08 29 27.59 -10 56 27.6 r 379
2005-02-27 12:11:37 C 08 29 27.26 -10 56 27.9 r 379
2005-02-27 12:12:46 C 08 29 27.06 -10 56 27.8 r 379
2005-02-27 12:13:54 C 08 29 26.89 -10 56 27.7 r 379
2005-02-27 12:15:03 C 08 29 26.73 -10 56 27.6 r 379
2005-02-27 12:16:12 C 08 29 26.57 -10 56 27.9 r 379
2005-02-27 12:17:21 C 08 29 26.39 -10 56 27.4 r 379
2005-02-28 09:49:28 C 08 26 15.20 -10 55 13.0 r E14
2005-02-28 11:24:13 C 08 26 00.25 -10 55 09.4 r E14
2005-02-28 13:00:34 C 08 25 44.99 -10 55 04.7 r E14
2005-03-01 19:41:09 C 08 21 00.84 -10 53 39.5 o 084
2005-03-01 19:43:47 C 08 21 00.41 -10 53 39.3 o 084
2005-03-02 18:43:33 C 08 17 19.08 -10 51 17.8 o 084
2005-03-02 18:46:11 C 08 17 18.65 -10 51 17.5 o 084
2005-03-02 19:23:38 C 08 17 12.91 -10 51 09.4 c 434
2005-03-02 19:25:54 C 08 17 12.50 -10 51 09.3 c 434
2005-03-02 19:27:37 C 08 17 12.23 -10 51 09.0 c 434
2005-03-02 19:29:42 C 08 17 11.86 -10 51 08.6 c 434
2005-03-04 00:55:22 C 08 12 17.08 -10 46 23.3 834
2005-03-04 01:20:40 C 08 12 12.57 -10 46 19.2 834
2005-03-04 01:42:04 C 08 12 08.74 -10 46 15.6 834
2005-03-04 05:05:21 C 08 11 33.48 -10 46 18.9 r H45
2005-03-04 05:06:46 C 08 11 33.22 -10 46 18.2 r H45
2005-03-04 05:09:15 C 08 11 32.81 -10 46 18.2 r H45
2005-03-04 05:13:09 C 08 11 32.06 -10 46 17.3 r H45
2005-03-04 20:28:59 C 08 08 53.88 -10 43 41.7 o 084
2005-03-04 20:31:36 C 08 08 53.37 -10 43 41.1 o 084
2005-03-07 12:03:16 C 07 57 14.50 -10 28 26.0 r 379
2005-03-07 12:04:25 C 07 57 14.28 -10 28 25.7 r 379
2005-03-07 12:07:51 C 07 57 13.58 -10 28 24.5 r 379
2005-03-07 12:09:00 C 07 57 13.34 -10 28 24.1 r 379
2005-03-07 12:10:09 C 07 57 13.13 -10 28 23.9 r 379
2005-03-07 12:11:19 C 07 57 12.89 -10 28 23.5 r 379
2005-03-09 01:14:46 C 07 49 53.47 -10 15 47.6 834
2005-03-09 01:33:06 C 07 49 49.59 -10 15 41.1 834
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)