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
2013-10-02 11:05:17 C 02 05 23.21 +12 32 39.8 q G96
2013-10-02 11:15:06 C 02 05 22.79 +12 32 36.9 q G96
2013-10-02 11:24:46 C 02 05 22.37 +12 32 33.8 q G96
2013-10-03 10:01:10 C 02 04 23.928 +12 25 46.62 L F51
2013-10-03 10:23:14 C 02 04 22.947 +12 25 39.97 L F51
2013-10-03 10:45:02 C 02 04 21.973 +12 25 33.42 L F51
2013-10-03 11:06:58 C 02 04 20.993 +12 25 26.81 L F51
2013-10-04 04:18:48 C 02 03 36.06 +12 20 12.5 o 691
2013-10-04 04:44:19 C 02 03 34.93 +12 20 04.7 o 691
2013-10-04 05:09:51 C 02 03 33.81 +12 19 56.7 o 691
2013-10-08 18:30:23 C 01 58 40.30 +11 45 55.8 q D29
2013-10-08 18:59:01 C 01 58 38.98 +11 45 46.8 q D29
2013-10-08 19:27:39 C 01 58 37.65 +11 45 37.8 q D29
2013-10-11 08:06:50 C 01 55 51.60 +11 26 17.3 q 703
2013-10-11 08:14:02 C 01 55 51.25 +11 26 16.2 q 703
2013-10-11 08:21:22 C 01 55 50.94 +11 26 12.2 q 703
2013-10-11 08:28:37 C 01 55 50.60 +11 26 11.7 q 703
2013-10-14 04:22:02 C 01 52 43.38 +11 04 18.3 o 691
2013-10-14 04:47:32 C 01 52 42.20 +11 04 10.5 o 691
2013-10-14 05:13:01 C 01 52 41.03 +11 04 02.3 o 691
2013-10-23 07:26:43 C 01 42 43.53 +09 53 39.8 q G96
2013-10-23 07:34:14 C 01 42 43.17 +09 53 37.4 q G96
2013-10-23 07:41:45 C 01 42 42.84 +09 53 35.1 q G96
2013-10-23 07:49:16 C 01 42 42.51 +09 53 32.6 q G96
2013-10-27 08:03:01 C 01 38 29.335 +09 23 22.03 L F51
2013-10-27 08:25:19 C 01 38 28.350 +09 23 15.15 L F51
2013-10-27 08:47:45 C 01 38 27.359 +09 23 08.26 L F51
2013-10-27 09:10:13 C 01 38 26.369 +09 23 01.33 L F51
2013-10-28 02:07:55 C 01 37 43.06 +09 17 48.0 q H15
2013-10-28 02:21:46 C 01 37 42.43 +09 17 43.8 q H15
2013-10-28 02:35:34 C 01 37 41.75 +09 17 38.4 q H15
2013-11-01 04:55:50 C 01 33 36.43 +08 48 09.3 q 703
2013-11-01 05:10:28 C 01 33 35.84 +08 48 04.2 q 703
2013-11-01 05:25:08 C 01 33 35.32 +08 48 00.5 q 703
2013-11-01 05:39:49 C 01 33 34.69 +08 47 56.4 q 703
2013-11-01 06:45:00 C 01 33 32.01 +08 47 37.2 N I41
2013-11-01 08:40:10 C 01 33 27.23 +08 47 03.4 N I41
2013-11-01 09:16:36 C 01 33 25.76 +08 46 52.8 N I41
2013-11-02 06:54:19 C 01 32 34.01 +08 40 36.3 N I41
2013-11-02 08:29:23 C 01 32 30.17 +08 40 08.9 N I41
2013-11-02 09:05:53 C 01 32 28.69 +08 39 58.1 N I41
2013-11-03 06:44:57 C 01 31 37.72 +08 33 46.5 N I41
2013-11-03 07:55:05 C 01 31 34.93 +08 33 26.6 N I41
2013-11-03 08:32:30 C 01 31 33.44 +08 33 16.9 N I41
2013-11-05 15:37:13 C 01 29 27.40 +08 17 55.5 q D29
2013-11-05 16:05:51 C 01 29 26.32 +08 17 47.5 q D29
2013-11-08 04:12:32 C 01 27 15.39 +08 01 42.7 q G96
2013-11-08 04:13:16 C 01 27 15.36 +08 01 42.7 q G96
2013-11-08 04:24:47 C 01 27 14.95 +08 01 39.9 q G96
2013-11-08 04:25:31 C 01 27 14.91 +08 01 39.6 q G96
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)