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
2010-10-29 13:30:35 C 03 48 27.986 +14 33 26.01 L F51
2010-11-08 11:42:10 C 03 39 49.419 +13 53 01.52 L F51
2010-11-08 12:00:29 C 03 39 48.718 +13 52 58.38 L F51
2010-11-08 12:20:54 C 03 39 47.929 +13 52 54.83 L F51
2010-11-08 12:39:08 C 03 39 47.223 +13 52 51.74 L F51
2010-11-12 08:26:26 C 03 36 17.78 +13 37 09.5 r G96
2010-11-12 08:37:12 C 03 36 17.31 +13 37 07.3 r G96
2010-11-12 08:48:02 C 03 36 16.88 +13 37 05.8 r G96
2010-11-12 08:58:56 C 03 36 16.45 +13 37 03.8 r G96
2010-12-05 07:57:25 C 03 15 54.18 +12 11 12.3 r G96
2010-12-05 08:08:21 C 03 15 53.78 +12 11 12.3 r G96
2010-12-05 08:19:26 C 03 15 53.46 +12 11 11.2 r G96
2010-12-05 08:30:33 C 03 15 53.06 +12 11 09.4 r G96
2010-12-07 06:36:10 C 03 14 22.09 +12 05 12.9 r G96
2010-12-07 06:44:33 C 03 14 21.84 +12 05 11.9 r G96
2010-12-07 06:52:50 C 03 14 21.55 +12 05 10.7 r G96
2010-12-07 07:01:11 C 03 14 21.26 +12 05 09.7 r G96
2011-10-04 03:24:12 C 06 10 28.91 +15 58 45.1 21.3 u A14
2011-10-04 03:35:01 C 06 10 29.03 +15 58 44.7 21.8 u A14
2011-10-04 03:45:49 C 06 10 29.14 +15 58 43.2 21.5 u A14
2011-12-01 12:56:16 C 05 48 27.190 +13 19 50.17 L F51
2011-12-01 13:14:18 C 05 48 26.440 +13 19 48.38 L F51
2011-12-25 21:09:59 C 05 21 52.61 +12 36 07.1 u A13
2011-12-25 21:41:03 C 05 21 51.15 +12 36 05.9 u A13
2011-12-31 04:48:40 C 05 16 02.46 +12 31 02.0 r G96
2011-12-31 04:59:26 C 05 16 01.95 +12 31 01.7 r G96
2011-12-31 05:10:12 C 05 16 01.48 +12 31 01.3 r G96
2011-12-31 05:21:04 C 05 16 00.98 +12 31 01.0 r G96
2011-12-31 07:57:46 C 05 15 53.78 +12 30 56.3 r 703
2011-12-31 08:04:24 C 05 15 53.46 +12 30 56.1 r 703
2011-12-31 08:11:02 C 05 15 53.20 +12 30 55.5 r 703
2011-12-31 08:17:27 C 05 15 52.88 +12 30 55.6 r 703
2013-07-16 14:22:37 C 02 18 22.386 +15 28 43.97 L F51
2013-07-16 14:29:39 C 02 18 22.595 +15 28 44.76 L F51
2013-07-16 14:36:44 C 02 18 22.802 +15 28 45.51 L F51
2013-07-16 14:43:42 C 02 18 23.010 +15 28 46.25 L F51
2013-09-14 08:15:59 C 02 21 23.75 +14 25 25.0 q 703
2013-09-14 08:27:10 C 02 21 23.34 +14 25 22.9 q 703
2013-09-14 08:38:32 C 02 21 22.95 +14 25 20.6 q 703
2013-09-14 08:49:50 C 02 21 22.65 +14 25 18.3 q 703
2013-09-16 06:08:59 C 02 20 01.09 +14 15 24.7 N I41
2013-09-16 06:59:16 C 02 19 59.50 +14 15 13.8 N I41
2013-09-16 07:46:37 C 02 19 58.01 +14 15 03.1 N I41
2013-09-17 06:54:24 C 02 19 14.35 +14 09 48.9 N I41
2013-09-17 07:41:25 C 02 19 12.82 +14 09 38.1 N I41
2013-09-25 08:13:24 C 02 12 23.54 +13 21 27.1 q 703
2013-09-25 08:23:06 C 02 12 23.14 +13 21 24.1 q 703
2013-09-25 08:32:47 C 02 12 22.84 +13 21 22.3 q 703
2013-09-25 08:42:37 C 02 12 22.50 +13 21 19.7 q 703
2013-10-02 10:55:32 C 02 05 23.64 +12 32 42.6 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)