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
2024-06-21 14:05:18 C 00 47 27.139 +22 48 39.89 V T05
2024-06-21 14:11:11 C 00 47 27.180 +22 48 39.71 V T05
2024-06-21 14:19:58 C 00 47 27.245 +22 48 39.20 V T05
2024-06-21 14:34:10 C 00 47 27.329 +22 48 38.77 V T05
2024-06-22 00:28:50 C 00 47 33.857 +22 47 51.14 Z C23
2024-06-22 00:33:09 C 00 47 33.876 +22 47 51.18 Z C23
2024-06-22 00:38:32 C 00 47 33.914 +22 47 50.60 Z C23
2024-06-23 13:46:16 C 00 47 58.644 +22 45 52.34 V T08
2024-06-23 13:50:55 C 00 47 58.682 +22 45 52.31 V T08
2024-06-23 14:16:50 C 00 47 58.872 +22 45 51.26 V T08
2024-06-23 14:36:57 C 00 47 59.021 +22 45 50.47 V T08
2024-06-24 13:46:08 C 00 48 14.662 +22 44 33.32 V T05
2024-06-24 13:50:15 C 00 48 14.698 +22 44 33.04 V T05
2024-06-24 14:01:41 C 00 48 14.784 +22 44 32.71 V T05
2024-06-24 14:27:53 C 00 48 14.983 +22 44 31.78 V T05
2024-06-25 14:15:00 C 00 48 30.770 +22 43 15.60 V T05
2024-06-25 14:21:06 C 00 48 30.814 +22 43 15.53 V T05
2024-06-25 14:32:12 C 00 48 30.890 +22 43 15.06 V T05
2024-06-25 14:47:02 C 00 48 31.003 +22 43 14.38 V T05
2024-06-26 00:18:25 C 00 48 37.380 +22 42 33.30 Z C23
2024-06-26 00:30:10 C 00 48 37.505 +22 42 32.51 Z C23
2024-06-26 00:33:25 C 00 48 37.550 +22 42 33.23 Z C23
2024-06-26 14:13:44 C 00 48 46.344 +22 42 00.72 V T08
2024-06-26 14:19:44 C 00 48 46.375 +22 42 00.50 V T08
2024-06-26 14:29:59 C 00 48 46.450 +22 42 00.07 V T08
2024-06-26 14:39:35 C 00 48 46.514 +22 41 59.75 V T08
2024-06-27 14:06:34 C 00 49 01.373 +22 40 45.91 V T08
2024-06-27 14:24:25 C 00 49 01.493 +22 40 45.19 V T08
2024-06-27 14:28:25 C 00 49 01.519 +22 40 45.01 V T08
2024-06-27 14:47:10 C 00 49 01.639 +22 40 44.40 V T08
2024-06-28 00:16:24 C 00 49 07.596 +22 40 03.18 Z C23
2024-06-28 00:26:02 C 00 49 07.690 +22 40 02.42 Z C23
2024-06-28 01:33:57 C 00 49 08.347 +22 40 00.73 Z C23
2024-06-28 13:59:29 C 00 49 15.763 +22 39 29.92 V T05
2024-06-28 14:05:28 C 00 49 15.804 +22 39 29.77 V T05
2024-06-28 14:20:07 C 00 49 15.893 +22 39 29.12 V T05
2024-06-28 14:38:23 C 00 49 16.001 +22 39 28.55 V T05
2024-07-01 13:45:16 C 00 49 53.491 +22 35 29.26 V T08
2024-07-01 13:49:56 C 00 49 53.510 +22 35 29.04 V T08
2024-07-01 14:17:03 C 00 49 53.621 +22 35 27.89 V T08
2024-07-01 14:19:09 C 00 49 53.626 +22 35 27.71 V T08
2024-07-01 14:32:57 C 00 49 53.674 +22 35 27.06 V T08
2024-07-01 14:34:17 C 00 49 53.686 +22 35 27.06 V T08
2024-07-02 12:05:24 C 00 50 03.372 +22 34 04.76 V T05
2024-07-02 12:16:08 C 00 50 03.427 +22 34 04.30 V T05
2024-07-02 12:18:12 C 00 50 03.434 +22 34 04.19 V T05
2024-07-02 12:20:09 C 00 50 03.446 +22 34 04.15 V T05
2024-07-02 12:45:05 C 00 50 03.550 +22 34 03.07 V T05
2024-07-02 12:48:21 C 00 50 03.574 +22 34 03.00 V T05
2024-07-02 12:50:18 C 00 50 03.571 +22 34 02.89 V T05
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)