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
2023-11-18 08:04:49 C 08 57 32.834 +06 15 41.08 V W68
2023-11-18 08:14:37 C 08 57 33.166 +06 15 37.26 V W68
2023-11-18 08:25:46 C 08 57 33.540 +06 15 33.30 V W68
2023-11-21 12:09:37 C 09 00 03.618 +05 47 58.63 V 703
2023-11-21 12:16:48 C 09 00 03.888 +05 47 55.97 V 703
2023-11-21 12:23:57 C 09 00 04.064 +05 47 53.92 V 703
2023-11-21 12:31:07 C 09 00 04.280 +05 47 50.86 V 703
2023-11-22 14:15:11 C 09 00 53.314 +05 38 27.30 X F51
2023-11-22 14:34:05 C 09 00 53.883 +05 38 20.43 X F51
2023-11-22 14:51:50 C 09 00 54.414 +05 38 13.89 X F51
2023-11-22 15:09:42 C 09 00 54.953 +05 38 07.38 X F51
2023-12-01 04:08:26 S 09 07 01.282 +04 23 24.65 V C57
2023-12-01 04:08:26 s 1 +190179.15 4 +272456.50 8610.0 C57
2023-12-01 04:48:26 S 09 07 02.201 +04 23 07.12 V C57
2023-12-01 04:48:26 s 1 +189199.67 0 +273434.95 4850.0 C57
2023-12-01 05:28:26 S 09 07 03.041 +04 22 51.28 V C57
2023-12-01 05:28:26 s 1 +188209.50 2 +274397.95 9490.0 C57
2023-12-01 05:48:26 S 09 07 04.070 +04 22 45.62 V C57
2023-12-01 05:48:26 s 1 +187710.45 9 +274873.69 2830.0 C57
2023-12-01 08:08:26 S 09 07 07.438 +04 21 44.82 V C57
2023-12-01 08:08:26 s 1 +184143.30 8 +278094.69 7490.0 C57
2023-12-01 09:28:26 S 09 07 09.228 +04 21 13.21 V C57
2023-12-01 09:28:26 s 1 +182047.52 3 +279848.89 5560.0 C57
2023-12-01 11:48:26 S 09 07 12.499 +04 20 21.37 V C57
2023-12-01 11:48:26 s 1 +178280.71 6 +282765.48 8630.0 C57
2023-12-02 00:48:26 S 09 07 31.382 +04 15 05.54 V C57
2023-12-02 00:48:26 s 1 +155067.89 2 +295302.90 8000.0 C57
2023-12-02 01:08:26 S 09 07 32.261 +04 14 57.59 V C57
2023-12-02 01:08:26 s 1 +154424.81 1 +295538.44 2790.0 C57
2023-12-02 01:28:26 S 09 07 32.729 +04 14 46.61 V C57
2023-12-02 01:28:26 s 1 +153779.43 7 +295769.59 140.0 C57
2023-12-02 06:08:26 S 09 07 38.945 +04 12 56.45 V C57
2023-12-02 06:08:26 s 1 +144504.29 4 +298533.14 6880.0 C57
2023-12-02 11:08:26 S 09 07 46.234 +04 10 48.72 V C57
2023-12-02 11:08:26 s 1 +134082.79 0 +300490.13 6040.0 C57
2023-12-02 14:48:26 S 09 07 51.413 +04 09 21.64 V C57
2023-12-02 14:48:26 s 1 +126133.95 0 +301241.66 7070.0 C57
2023-12-02 16:28:26 S 09 07 53.105 +04 08 45.74 V C57
2023-12-02 16:28:26 s 1 +122437.76 0 +301386.59 6400.0 C57
2023-12-03 00:28:26 S 09 08 03.713 +04 05 29.87 V C57
2023-12-03 00:28:26 s 1 +104005.27 5 +300305.96 4330.0 C57
2023-12-03 02:48:26 S 09 08 07.222 +04 04 34.32 V C57
2023-12-03 02:48:26 s 1 +98423.331 0 +299417.29 6900.0 C57
2023-12-03 07:28:26 S 09 08 12.922 +04 02 39.95 V C57
2023-12-03 07:28:26 s 1 +86998.248 0 +296827.02 9230.0 C57
2023-12-03 11:08:26 S 09 08 18.103 +04 01 12.72 V C57
2023-12-03 11:08:26 s 1 +77790.224 0 +294005.65 360.0 C57
2023-12-04 00:28:26 S 09 08 34.200 +03 55 42.82 V C57
2023-12-04 00:28:26 s 1 +42826.150 0 +277479.21 7190.0 C57
2023-12-04 07:08:26 S 09 08 41.894 +03 53 03.19 V C57
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)