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
2014-11-30 04:05:32 C 03 46 05.06 +13 09 20.3 o 691
2014-12-12 10:38:05 C 03 35 34.521 +12 33 02.37 L F51
2014-12-12 10:54:17 C 03 35 33.960 +12 33 00.96 L F51
2014-12-12 11:10:26 C 03 35 33.427 +12 32 59.11 L F51
2014-12-12 11:26:34 C 03 35 32.885 +12 32 57.27 L F51
2014-12-17 22:03:21 C 03 31 25.50 +12 19 56.2 20.5 u J43
2014-12-17 22:22:06 C 03 31 24.96 +12 19 54.0 21.1 u J43
2014-12-17 22:40:51 C 03 31 24.42 +12 19 51.7 20.7 u J43
2014-12-17 22:59:36 C 03 31 23.82 +12 19 49.8 20.4 u J43
2016-01-10 05:38:38 C 05 47 44.66 +11 24 13.0 R G45
2016-01-10 05:43:26 C 05 47 44.43 +11 24 13.0 R G45
2016-01-10 05:49:27 C 05 47 44.10 +11 24 13.1 R G45
2016-01-10 05:56:11 C 05 47 43.77 +11 24 13.1 R G45
2016-01-10 06:05:30 C 05 47 43.30 +11 24 13.2 R G45
2016-01-10 06:10:57 C 05 47 43.02 +11 24 13.6 R G45
2016-01-10 06:16:26 C 05 47 42.72 +11 24 13.7 R G45
2016-01-10 06:22:35 C 05 47 42.42 +11 24 13.7 R G45
2016-01-10 06:28:28 C 05 47 42.10 +11 24 13.7 R G45
2016-01-13 09:48:26 C 05 43 58.800 +11 25 49.84 L F51
2016-01-13 10:06:45 C 05 43 57.894 +11 25 50.29 L F51
2016-01-29 04:31:57 C 05 28 10.91 +11 45 45.9 q 703
2016-01-29 04:37:43 C 05 28 10.70 +11 45 46.9 q 703
2016-01-29 04:43:29 C 05 28 10.40 +11 45 46.8 q 703
2016-01-29 04:49:15 C 05 28 10.25 +11 45 47.3 q 703
2016-03-11 03:51:56 C 05 20 07.28 +13 48 04.7 q G96
2016-03-11 03:57:51 C 05 20 07.38 +13 48 05.5 q G96
2016-03-11 04:03:45 C 05 20 07.48 +13 48 06.4 q G96
2016-03-11 04:09:39 C 05 20 07.58 +13 48 07.3 q G96
2017-09-23 10:34:01 C 02 50 15.769 +14 46 09.34 L F51
2017-09-23 10:49:45 C 02 50 15.328 +14 46 06.41 L F51
2017-09-23 11:05:39 C 02 50 14.883 +14 46 03.44 L F51
2017-09-23 11:21:27 C 02 50 14.442 +14 46 00.52 L F51
2017-09-26 08:05:15 C 02 48 17.06 +14 32 44.4 q G96
2017-09-26 08:12:43 C 02 48 16.88 +14 32 43.1 q G96
2017-09-26 08:20:15 C 02 48 16.63 +14 32 41.2 q G96
2017-09-26 08:27:45 C 02 48 16.40 +14 32 39.8 q G96
2017-09-27 14:24:35 C 02 47 22.100 +14 26 38.86 L F51
2017-09-27 14:39:07 C 02 47 21.640 +14 26 35.90 L F51
2017-09-27 14:53:45 C 02 47 21.183 +14 26 32.86 L F51
2017-10-12 16:40:34 C 02 34 26.83 +13 03 36.2 q D29
2017-10-12 17:31:29 C 02 34 24.84 +13 03 23.1 q D29
2017-10-15 08:11:12 C 02 31 53.22 +12 47 31.3 U G96
2017-10-15 08:18:42 C 02 31 52.91 +12 47 29.4 U G96
2017-10-15 08:26:12 C 02 31 52.60 +12 47 27.3 U G96
2017-10-15 08:33:44 C 02 31 52.28 +12 47 25.5 U G96
2017-10-16 07:12:36 C 02 30 56.69 +12 41 37.3 U 703
2017-10-16 07:29:55 C 02 30 56.06 +12 41 32.4 U 703
2017-10-16 07:37:37 C 02 30 55.70 +12 41 30.7 U 703
2017-10-19 12:57:23 C 02 27 42.966 +12 21 27.20 L F51
2017-10-19 13:13:32 C 02 27 42.275 +12 21 22.96 L F51
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)