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
2024-02-02 10:26:04 C 08 38 00.283 -03 14 15.29 V T08
2024-02-02 10:30:49 C 08 37 59.880 -03 14 15.50 V T08
2024-02-02 10:39:57 C 08 37 59.105 -03 14 15.83 V T08
2024-02-02 10:54:16 C 08 37 57.898 -03 14 16.48 V T08
2024-02-03 04:53:51 C 08 36 29.818 -03 14 42.04 V W68
2024-02-03 05:42:29 C 08 36 25.644 -03 14 43.30 V W68
2024-02-03 05:47:03 C 08 36 25.258 -03 14 43.48 V W68
2024-02-03 06:27:40 C 08 36 21.761 -03 14 44.52 V W68
2024-02-04 01:11:22 B 08 34 49.01 -03 15 12.6 q X33
2024-02-04 01:13:24 B 08 34 48.85 -03 15 12.5 q X33
2024-02-04 01:15:26 B 08 34 48.63 -03 15 12.6 q X33
2024-02-04 08:10:14 C 08 34 12.796 -03 15 25.13 V 703
2024-02-04 08:13:32 C 08 34 12.511 -03 15 25.13 V 703
2024-02-04 08:16:50 C 08 34 12.212 -03 15 25.31 V 703
2024-02-04 08:20:07 C 08 34 11.924 -03 15 25.16 V 703
2024-02-04 10:13:43 C 08 34 02.503 -03 15 23.44 V T05
2024-02-04 10:18:17 C 08 34 02.105 -03 15 23.44 V T05
2024-02-04 11:12:29 C 08 33 57.286 -03 15 23.83 V T05
2024-02-05 06:31:20 C 08 32 18.078 -03 15 23.54 V G96
2024-02-05 06:39:27 C 08 32 17.344 -03 15 23.51 V G96
2024-02-05 06:47:35 C 08 32 16.616 -03 15 23.44 V G96
2024-02-05 11:06:41 C 08 31 54.64 -03 15 04.6 X Q20
2024-02-05 11:29:16 C 08 31 52.62 -03 15 04.4 X Q20
2024-02-05 11:59:41 C 08 31 49.89 -03 15 03.9 X Q20
2024-02-06 10:59:25 C 08 29 47.568 -03 14 44.84 V T08
2024-02-06 11:07:43 C 08 29 46.819 -03 14 44.38 V T08
2024-02-06 11:12:08 C 08 29 46.402 -03 14 44.23 V T08
2024-02-06 11:37:58 C 08 29 43.999 -03 14 43.44 V T08
2024-02-07 04:00:27 C 08 28 16.243 -03 13 52.54 V W68
2024-02-07 04:07:49 C 08 28 15.547 -03 13 52.18 V W68
2024-02-07 04:13:41 C 08 28 15.002 -03 13 51.89 V W68
2024-02-08 09:42:47 C 08 25 33.050 -03 12 20.99 V T05
2024-02-08 09:48:00 C 08 25 32.546 -03 12 20.59 V T05
2024-02-08 09:56:05 C 08 25 31.759 -03 12 20.02 V T05
2024-02-08 10:11:04 C 08 25 30.310 -03 12 18.97 V T05
2024-02-08 21:49:19 C 08 24 25.409 -03 11 12.77 V M22
2024-02-08 21:54:36 C 08 24 24.895 -03 11 12.30 V M22
2024-02-08 22:05:15 C 08 24 23.858 -03 11 11.40 V M22
2024-02-08 22:20:18 C 08 24 22.397 -03 11 10.18 V M22
2024-02-10 01:36:07 B 08 21 48.22 -03 08 45.9 q X33
2024-02-10 01:38:09 B 08 21 48.04 -03 08 45.4 q X33
2024-02-10 01:40:11 B 08 21 47.85 -03 08 45.3 q X33
2024-02-10 09:49:15 C 08 21 00.521 -03 07 58.01 V T08
2024-02-10 09:53:42 C 08 21 00.077 -03 07 57.50 V T08
2024-02-10 10:01:19 C 08 20 59.314 -03 07 56.60 V T08
2024-02-10 10:18:04 C 08 20 57.634 -03 07 54.73 V T08
2024-02-10 14:52:08 B 08 20 31.81 -03 07 22.3 q O53
2024-02-10 15:16:13 B 08 20 29.38 -03 07 19.5 q O53
2024-02-10 15:39:57 B 08 20 26.99 -03 07 16.7 q O53
2024-02-11 03:55:47 C 08 19 15.578 -03 05 35.48 V W68
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)