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
2005-01-18 01:53:32 C 09 40 54.86 -05 54 45.3 r 557
2005-01-18 02:22:29 C 09 40 54.26 -05 54 58.9 r 557
2005-01-18 08:13:03 C 09 40 47.68 -05 57 41.5 r H41
2005-01-18 08:15:25 C 09 40 47.61 -05 57 42.6 r H41
2005-01-18 08:18:04 C 09 40 47.57 -05 57 43.8 r H41
2005-01-18 08:20:07 C 09 40 47.50 -05 57 45.0 r H41
2005-01-19 07:36:54 C 09 40 19.18 -06 08 36.8 d 703
2005-01-19 07:48:18 C 09 40 18.91 -06 08 42.2 d 703
2005-01-19 07:59:43 C 09 40 18.64 -06 08 47.6 d 703
2005-01-19 08:11:05 C 09 40 18.37 -06 08 53.2 d 703
2005-01-20 08:56:56 C 09 39 44.78 -06 20 24.0 o 696
2005-01-20 09:15:33 C 09 39 44.27 -06 20 32.7 o 696
2005-01-24 03:44:47 C 09 37 14.73 -07 01 44.8 c 844
2005-01-24 04:01:05 C 09 37 14.18 -07 01 52.3 c 844
2005-01-24 04:14:57 C 09 37 13.69 -07 01 58.8 c 844
2005-01-24 04:39:27 C 09 37 12.84 -07 02 09.5 c 844
2005-01-24 04:54:38 C 09 37 12.30 -07 02 16.4 c 844
2005-01-26 23:24:47 C 09 34 52.50 -07 32 14.3 o 084
2005-01-30 00:00:11 C 09 31 49.32 -08 03 35.0 o 084
2005-01-30 00:03:51 C 09 31 49.19 -08 03 36.9 o 084
2005-02-03 23:56:29 C 09 25 30.56 -08 52 17.5 o 084
2005-02-04 00:00:07 C 09 25 30.35 -08 52 18.6 o 084
2005-02-06 00:43:05 C 09 22 27.25 -09 10 38.9 15.2 r 130
2005-02-06 00:43:49 C 09 22 27.20 -09 10 39.2 15.0 r 130
2005-02-06 00:44:33 C 09 22 27.16 -09 10 39.3 15.3 r 130
2005-02-06 00:45:16 C 09 22 27.10 -09 10 39.7 15.2 r 130
2005-02-06 00:45:59 C 09 22 27.06 -09 10 39.8 15.2 r 130
2005-02-06 21:25:23 C 09 21 04.61 -09 18 09.8 r 118
2005-02-06 21:30:28 C 09 21 04.25 -09 18 11.6 r 118
2005-02-06 21:44:01 C 09 21 03.28 -09 18 16.5 r 118
2005-02-06 21:52:29 C 09 21 02.67 -09 18 19.5 r 118
2005-02-07 10:07:52 C 09 20 12.43 -09 22 17.0 r E14
2005-02-07 11:56:24 C 09 20 04.53 -09 22 56.0 r E14
2005-02-07 13:45:09 C 09 19 56.45 -09 23 34.5 r E14
2005-02-07 21:28:14 C 09 19 23.81 -09 26 38.6 r 118
2005-02-07 21:35:03 C 09 19 23.29 -09 26 41.1 r 118
2005-02-07 21:41:55 C 09 19 22.77 -09 26 43.5 r 118
2005-02-07 21:48:46 C 09 19 22.27 -09 26 45.8 r 118
2005-02-07 21:55:36 C 09 19 21.76 -09 26 48.2 r 118
2005-02-08 21:44:30 C 09 17 37.55 -09 34 55.3 r 203
2005-02-08 22:37:05 C 09 17 33.45 -09 35 13.3 r 203
2005-02-09 08:33:59 C 09 16 48.83 -09 38 25.2 o F65
2005-02-09 08:34:41 C 09 16 48.78 -09 38 25.5 o F65
2005-02-09 08:35:20 C 09 16 48.72 -09 38 25.8 o F65
2005-02-09 08:36:48 C 09 16 48.60 -09 38 26.1 o F65
2005-02-09 08:37:26 C 09 16 48.57 -09 38 26.5 o F65
2005-02-09 08:38:06 C 09 16 48.49 -09 38 26.5 o F65
2005-02-09 19:35:47 C 09 15 57.82 -09 42 09.2 o 084
2005-02-09 19:38:24 C 09 15 57.65 -09 42 10.4 o 084
2005-02-09 21:48:41 C 09 15 47.51 -09 42 50.7 r 203
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)