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
2005-09-28 22:08:31 C 23 32 59.53 +04 47 42.8 o 493
2005-09-29 00:01:41 C 23 32 53.94 +04 46 32.6 o 493
2005-09-29 01:52:24 C 23 32 48.56 +04 45 22.7 o 493
2005-09-29 04:39:30 C 23 32 41.17 +04 43 38.0 o 644
2005-09-29 04:44:12 C 23 32 40.90 +04 43 35.4 o 699
2005-09-29 05:09:59 C 23 32 39.71 +04 43 19.2 o 644
2005-09-29 05:17:03 C 23 32 39.37 +04 43 15.5 o 699
2005-09-29 05:46:05 C 23 32 37.94 +04 42 56.7 o 644
2005-09-29 05:49:52 C 23 32 37.73 +04 42 54.4 o 699
2005-09-29 12:23:34 C 23 32 19.40 +04 38 49.7 m 355
2005-09-29 12:31:33 C 23 32 19.06 +04 38 43.8 m 355
2005-09-29 12:34:36 C 23 32 18.93 +04 38 42.3 m 355
2005-09-29 12:41:06 C 23 32 18.57 +04 38 38.8 m 355
2005-09-29 19:47:53 C 23 31 59.23 +04 34 15.0 o 493
2005-09-29 20:04:14 C 23 31 58.40 +04 34 04.3 o 493
2005-09-29 20:41:21 C 23 31 56.66 +04 33 41.9 o 493
2005-09-29 22:57:00 C 23 31 50.28 +04 32 18.8 o 493
2005-09-29 23:45:49 C 23 31 47.97 +04 31 48.9 o 493
2005-09-30 20:07:23 C 23 30 53.42 +04 19 23.5 o 493
2005-09-30 20:52:22 C 23 30 51.37 +04 18 56.7 o 493
2005-09-30 22:09:02 C 23 30 47.85 +04 18 10.4 o 493
2005-09-30 23:09:15 C 23 30 45.05 +04 17 33.5 o 493
2005-10-01 00:21:16 C 23 30 41.76 +04 16 50.3 o 493
2005-10-01 05:47:43 C 23 30 27.61 +04 13 34.4 r 703
2005-10-01 06:00:00 C 23 30 27.03 +04 13 27.0 r 703
2005-10-01 06:12:17 C 23 30 26.49 +04 13 19.8 r 703
2005-10-01 06:24:38 C 23 30 25.92 +04 13 12.3 r 703
2005-10-02 00:01:09 C 23 29 40.47 +04 02 43.2 o 493
2005-10-02 19:30:38 C 23 28 51.98 +03 51 19.8 o 493
2005-10-02 19:58:24 C 23 28 50.79 +03 51 03.4 o 493
2005-10-02 23:05:59 C 23 28 42.61 +03 49 12.2 o 084
2005-10-04 21:47:57 C 23 26 52.32 +03 22 46.6 r 084
2005-10-04 21:51:35 C 23 26 52.16 +03 22 44.6 r 084
2005-10-06 22:06:05 C 23 25 07.32 +02 56 42.8 o 084
2005-10-06 22:09:45 C 23 25 07.20 +02 56 40.4 r 084
2005-10-08 04:48:58 C 23 24 05.68 +02 40 52.1 17.4 c 704
2005-10-08 05:04:37 C 23 24 05.13 +02 40 44.4 17.5 c 704
2005-10-08 05:20:19 C 23 24 04.59 +02 40 36.3 17.8 c 704
2005-10-08 05:35:56 C 23 24 04.05 +02 40 28.2 17.7 c 704
2005-10-08 05:51:33 C 23 24 03.54 +02 40 20.2 17.6 c 704
2005-10-10 05:39:39 C 23 22 34.89 +02 16 41.0 17.4 c 704
2005-10-10 05:55:44 C 23 22 34.44 +02 16 33.4 17.3 c 704
2005-10-10 06:11:47 C 23 22 33.89 +02 16 25.8 17.6 c 704
2005-10-10 06:27:50 C 23 22 33.40 +02 16 18.4 17.0 c 704
2005-10-10 06:43:51 C 23 22 32.92 +02 16 10.2 17.6 c 704
2005-10-11 19:39:42 C 23 21 31.19 +01 58 46.1 r 084
2005-10-11 19:43:23 C 23 21 31.03 +01 58 44.7 r 084
2005-10-12 21:21:51 C 23 20 51.07 +01 47 08.6 r 084
2005-10-12 21:25:30 C 23 20 51.00 +01 47 07.7 r 084
2005-10-12 21:56:31 C 23 20 50.21 +01 46 54.2 r 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)