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
2005-08-28 23:28:37 C 00 19 47.93 +13 28 43.2 o A62
2005-08-28 23:30:11 C 00 19 47.80 +13 28 42.3 o A62
2005-08-28 23:31:44 C 00 19 47.70 +13 28 41.5 o A62
2005-08-28 23:33:19 C 00 19 47.58 +13 28 40.4 o A62
2005-08-28 23:37:54 C 00 19 47.25 +13 28 37.5 o A62
2005-08-28 23:39:28 C 00 19 47.15 +13 28 36.2 o A62
2005-08-28 23:41:02 C 00 19 47.05 +13 28 35.3 o A62
2005-08-28 23:42:36 C 00 19 46.93 +13 28 34.2 o A62
2005-08-28 23:44:09 C 00 19 46.85 +13 28 33.4 o A62
2005-08-28 23:48:44 C 00 19 46.51 +13 28 30.2 o A62
2005-08-28 23:50:19 C 00 19 46.40 +13 28 29.1 o A62
2005-08-28 23:51:53 C 00 19 46.30 +13 28 28.2 o A62
2005-08-28 23:53:28 C 00 19 46.20 +13 28 27.2 o A62
2005-08-28 23:55:01 C 00 19 46.07 +13 28 26.2 o A62
2005-08-29 22:12:37 C 00 18 15.58 +13 13 46.8 c 127
2005-08-29 22:19:26 C 00 18 15.10 +13 13 42.5 c 127
2005-08-29 22:26:55 C 00 18 14.60 +13 13 37.5 c 127
2005-08-29 22:34:44 C 00 18 14.05 +13 13 32.4 c 127
2005-08-30 22:38:02 C 00 16 35.55 +12 57 29.3 c 127
2005-08-30 22:46:26 C 00 16 34.94 +12 57 23.5 c 127
2005-08-30 22:57:17 C 00 16 34.18 +12 57 16.2 c 127
2005-08-30 23:04:28 C 00 16 33.67 +12 57 11.5 c 127
2005-08-31 06:40:42 C 00 16 02.45 +12 52 05.7 16.2 c 704
2005-08-31 06:56:30 C 00 16 01.32 +12 51 55.0 16.3 c 704
2005-08-31 07:12:19 C 00 16 00.19 +12 51 44.7 16.1 c 704
2005-08-31 07:28:14 C 00 15 59.06 +12 51 33.8 16.2 c 704
2005-08-31 07:44:38 C 00 15 57.88 +12 51 23.0 16.0 c 704
2005-08-31 14:08:37 C 00 15 31.01 +12 47 04.6 V 608
2005-08-31 14:24:05 C 00 15 29.91 +12 46 54.0 V 608
2005-08-31 23:18:21 C 00 14 53.70 +12 40 45.8 r A13
2005-08-31 23:43:41 C 00 14 51.91 +12 40 28.6 r A13
2005-09-01 00:03:23 C 00 14 50.51 +12 40 15.2 r A13
2005-09-01 00:12:52 C 00 14 49.67 +12 40 07.0 r 084
2005-09-01 00:15:59 C 00 14 49.47 +12 40 04.8 r 084
2005-09-01 07:50:32 C 00 14 18.32 +12 34 57.1 r 683
2005-09-01 08:10:11 C 00 14 16.91 +12 34 43.7 r 683
2005-09-01 08:29:55 C 00 14 15.49 +12 34 30.8 r 683
2005-09-02 14:00:37 C 00 12 13.11 +12 14 05.4 m 355
2005-09-02 14:02:43 C 00 12 13.00 +12 14 03.5 m 355
2005-09-02 14:04:48 C 00 12 12.91 +12 14 01.8 m 355
2005-09-02 14:06:49 C 00 12 12.72 +12 14 00.4 m 355
2005-09-02 23:46:52 C 00 11 32.16 +12 07 11.7 r 084
2005-09-02 23:49:59 C 00 11 31.94 +12 07 09.5 r 084
2005-09-03 07:39:22 C 00 10 59.64 +12 01 43.5 r 683
2005-09-03 07:59:02 C 00 10 58.24 +12 01 29.7 r 683
2005-09-03 08:18:45 C 00 10 56.80 +12 01 16.6 r 683
2005-09-06 00:26:22 C 00 06 29.04 +11 15 31.7 r 084
2005-09-06 00:29:31 C 00 06 28.81 +11 15 29.5 r 084
2005-09-06 20:35:37 C 00 05 05.54 +11 00 59.3 c A50
2005-09-06 20:46:26 C 00 05 04.78 +11 00 51.5 c A50
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)