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
2024-09-02 23:14:22 C 23 47 15.65 +11 33 40.0 Z D66
2024-09-02 23:19:33 C 23 47 15.26 +11 33 35.8 Z D66
2024-09-02 23:24:44 C 23 47 14.87 +11 33 31.4 Z D66
2024-09-03 10:08:00 C 23 46 27.538 +11 24 24.88 V T05
2024-09-03 10:10:37 C 23 46 27.343 +11 24 22.61 V T05
2024-09-03 10:21:40 C 23 46 26.506 +11 24 13.10 V T05
2024-09-03 10:32:53 C 23 46 25.632 +11 24 03.60 V T05
2024-09-04 01:04:55 C 23 45 21.214 +11 11 45.10 V M22
2024-09-04 01:09:29 C 23 45 20.863 +11 11 41.10 V M22
2024-09-04 01:25:58 C 23 45 19.613 +11 11 26.88 V M22
2024-09-04 01:41:52 C 23 45 18.396 +11 11 13.20 V M22
2024-09-04 09:25:29 C 23 44 44.86 +11 04 20.1 q U55
2024-09-04 09:36:00 C 23 44 44.05 +11 04 11.1 q U55
2024-09-04 09:45:50 C 23 44 43.33 +11 04 02.3 q U55
2024-09-05 09:22:45 C 23 43 00.49 +10 43 44.6 q U55
2024-09-05 09:33:40 C 23 42 59.71 +10 43 34.9 q U55
2024-09-05 09:42:25 C 23 42 59.04 +10 43 27.4 q U55
2024-09-05 15:13:27 C 23 42 35.611 +10 38 56.22 V P07
2024-09-05 16:31:44 C 23 42 29.722 +10 37 48.90 V P07
2024-09-05 17:44:43 C 23 42 24.238 +10 36 46.30 V P07
2024-09-05 18:43:08 C 23 42 19.841 +10 35 55.97 V P07
2024-09-05 18:45:00 C 23 42 19.718 +10 35 54.49 V P07
2024-09-06 04:47:28 C 23 41 36.917 +10 27 17.32 V W68
2024-09-06 04:50:04 C 23 41 36.718 +10 27 15.19 V W68
2024-09-06 04:54:38 C 23 41 36.374 +10 27 11.12 V W68
2024-09-06 05:02:28 C 23 41 35.798 +10 27 04.43 V W68
2024-09-07 07:20:45 C 23 39 43.693 +10 04 16.61 V 703
2024-09-07 07:24:03 C 23 39 43.434 +10 04 13.84 V 703
2024-09-07 07:27:21 C 23 39 43.186 +10 04 10.99 V 703
2024-09-07 07:30:39 C 23 39 42.937 +10 04 08.18 V 703
2024-09-07 08:38:58 C 23 39 38.467 +10 03 11.48 V T05
2024-09-07 08:43:32 C 23 39 38.136 +10 03 07.56 V T05
2024-09-07 08:53:18 C 23 39 37.416 +10 02 59.17 V T05
2024-09-07 09:05:23 C 23 39 36.533 +10 02 48.91 V T05
2024-09-07 09:14:05 C 23 39 35.54 +10 02 35.8 q U55
2024-09-07 09:17:37 C 23 39 35.634 +10 02 38.42 X F52
2024-09-07 09:23:26 C 23 39 34.86 +10 02 27.9 q U55
2024-09-07 09:31:56 C 23 39 34.24 +10 02 21.7 q U55
2024-09-07 09:33:52 C 23 39 34.392 +10 02 24.69 X F52
2024-09-07 09:50:10 C 23 39 33.198 +10 02 10.48 X F52
2024-09-07 10:06:35 C 23 39 32.037 +10 01 56.51 X F52
2024-09-07 16:14:08 C 23 39 06.10 +09 56 39.0 V D29
2024-09-07 16:34:30 C 23 39 04.64 +09 56 21.3 V D29
2024-09-07 16:54:51 C 23 39 03.12 +09 56 04.0 V D29
2024-09-07 20:23:48 C 23 38 48.83 +09 53 02.3 q L04
2024-09-07 20:27:48 C 23 38 48.54 +09 52 58.9 q L04
2024-09-07 20:31:39 C 23 38 48.26 +09 52 55.5 q L04
2024-09-07 22:03:17 C 23 38 41.774 +09 51 37.33 X M19
2024-09-07 22:10:31 C 23 38 41.242 +09 51 31.21 X M19
2024-09-07 22:17:43 C 23 38 40.735 +09 51 25.24 X M19
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)