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
2005-02-09 22:24:03 C 09 15 44.61 -09 43 02.2 r 203
2005-02-09 23:16:47 C 09 15 40.30 -09 43 19.3 r 204
2005-02-09 23:19:38 C 09 15 40.06 -09 43 20.2 r 204
2005-02-09 23:21:46 C 09 15 39.88 -09 43 20.9 r 204
2005-02-09 23:24:38 C 09 15 39.66 -09 43 21.8 r 204
2005-02-09 23:33:50 C 09 15 38.90 -09 43 24.8 r 204
2005-02-11 08:12:58 C 09 13 01.15 -09 53 36.9 r H41
2005-02-11 08:15:44 C 09 13 00.95 -09 53 37.2 r H41
2005-02-11 08:19:29 C 09 13 00.59 -09 53 38.1 r H41
2005-02-11 08:29:31 C 09 12 59.72 -09 53 40.9 r H41
2005-02-11 10:12:20 C 09 12 52.73 -09 53 49.5 r E14
2005-02-11 11:14:59 C 09 12 47.34 -09 54 09.1 r E14
2005-02-11 12:33:08 C 09 12 40.53 -09 54 33.0 r E14
2005-02-14 08:09:55 C 09 06 43.14 -10 13 57.2 r H41
2005-02-14 08:10:51 C 09 06 43.05 -10 13 57.6 r H41
2005-02-14 08:12:10 C 09 06 42.90 -10 13 58.1 r H41
2005-02-14 08:13:12 C 09 06 42.81 -10 13 58.0 r H41
2005-02-14 09:54:51 C 09 06 35.02 -10 14 00.7 r E14
2005-02-14 10:47:53 C 09 06 29.92 -10 14 15.0 r E14
2005-02-14 11:44:04 C 09 06 24.45 -10 14 29.7 r E14
2005-02-16 03:29:22 C 09 02 34.20 -10 24 19.1 r I77
2005-02-16 03:33:45 C 09 02 33.76 -10 24 20.0 r I77
2005-02-16 03:37:51 C 09 02 33.32 -10 24 21.0 r I77
2005-02-16 03:42:27 C 09 02 32.85 -10 24 22.0 r I77
2005-02-16 10:40:12 C 09 01 51.37 -10 26 12.4 o F65
2005-02-16 10:40:50 C 09 01 51.32 -10 26 12.8 o F65
2005-02-16 10:41:31 C 09 01 51.26 -10 26 12.8 o F65
2005-02-16 10:42:52 C 09 01 51.12 -10 26 13.0 o F65
2005-02-16 10:43:32 C 09 01 51.04 -10 26 13.3 o F65
2005-02-16 10:44:11 C 09 01 50.99 -10 26 13.4 o F65
2005-02-20 13:52:14 C 08 51 09.50 -10 44 58.7 r 379
2005-02-20 13:55:32 C 08 51 09.14 -10 44 59.7 r 379
2005-02-20 14:00:29 C 08 51 08.51 -10 45 00.5 r 379
2005-02-20 14:02:09 C 08 51 08.31 -10 45 00.1 r 379
2005-02-20 14:03:47 C 08 51 08.11 -10 45 00.6 r 379
2005-02-21 11:41:38 C 08 48 36.16 -10 48 00.2 r 379
2005-02-21 11:43:16 C 08 48 35.96 -10 48 00.9 r 379
2005-02-21 11:48:14 C 08 48 35.35 -10 48 01.2 r 379
2005-02-21 20:21:49 C 08 47 33.02 -10 49 12.3 o 084
2005-02-21 22:37:44 C 08 47 16.08 -10 49 27.4 o 084
2005-02-21 22:40:26 C 08 47 15.74 -10 49 28.4 o 084
2005-02-22 19:42:42 C 08 44 40.82 -10 51 46.8 o 084
2005-02-22 19:45:24 C 08 44 40.50 -10 51 47.2 o 084
2005-02-22 21:34:24 C 08 44 26.41 -10 51 58.0 o 084
2005-02-22 21:37:05 C 08 44 26.06 -10 51 58.2 o 084
2005-02-23 02:19:12 C 08 43 50.42 -10 51 54.8 r I77
2005-02-23 02:22:08 C 08 43 50.09 -10 51 57.5 r I77
2005-02-23 02:25:03 C 08 43 49.69 -10 51 57.9 r I77
2005-02-23 02:27:59 C 08 43 49.30 -10 51 58.1 r I77
2005-02-23 19:37:37 C 08 41 38.37 -10 53 53.6 o 084
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)