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
2021-09-18 10:00:30 C 03 20 46.79 +15 49 11.7 V G96
2021-09-30 19:46:38 C 03 14 30.32 +15 05 02.3 V D29
2021-09-30 20:07:01 C 03 14 29.78 +15 04 59.4 V D29
2021-09-30 20:27:23 C 03 14 29.23 +15 04 55.6 V D29
2021-10-02 10:55:41 C 03 13 27.600 +14 58 20.22 U F52
2021-10-02 11:11:15 C 03 13 27.165 +14 58 17.54 U F52
2021-10-02 11:26:49 C 03 13 26.724 +14 58 14.82 U F52
2021-10-12 19:09:57 C 03 05 45.50 +14 11 20.6 V D29
2021-10-12 19:50:40 C 03 05 44.07 +14 11 12.8 V D29
2021-10-13 14:09:27 C 03 05 06.098 +14 07 31.01 U F51
2021-10-13 14:24:01 C 03 05 05.578 +14 07 28.00 U F51
2021-10-13 14:38:35 C 03 05 05.069 +14 07 25.03 U F51
2021-10-13 14:53:11 C 03 05 04.550 +14 07 21.97 U F51
2021-10-14 12:54:24 C 03 04 18.418 +14 02 50.67 U F51
2021-10-14 13:00:54 C 03 04 18.183 +14 02 49.32 U F51
2021-10-14 13:07:22 C 03 04 17.947 +14 02 47.99 U F51
2021-10-14 13:13:47 C 03 04 17.721 +14 02 46.64 U F51
2021-11-03 06:19:25 C 02 46 01.60 +12 18 57.9 V 703
2021-11-03 06:34:32 C 02 46 00.95 +12 18 54.9 V 703
2021-11-03 06:42:06 C 02 46 00.57 +12 18 54.7 V 703
2021-11-04 15:59:07 C 02 44 40.481 +12 11 30.98 V P07
2021-11-04 17:06:08 C 02 44 37.694 +12 11 15.14 V P07
2021-11-04 17:58:46 C 02 44 35.578 +12 11 04.31 V P07
2021-11-04 18:51:06 C 02 44 33.365 +12 10 53.04 V P07
2021-11-08 06:49:22 C 02 41 12.84 +11 52 18.6 V G96
2021-11-08 06:56:50 C 02 41 12.53 +11 52 16.7 V G96
2021-11-08 07:04:19 C 02 41 12.23 +11 52 15.5 V G96
2021-11-08 07:11:48 C 02 41 11.94 +11 52 13.6 V G96
2021-11-08 15:40:35 C 02 40 51.82 +11 50 22.8 V D29
2021-11-08 16:00:56 C 02 40 51.00 +11 50 17.9 V D29
2021-11-08 16:21:18 C 02 40 50.19 +11 50 14.1 V D29
2021-11-09 10:49:20 C 02 40 06.538 +11 46 13.86 U F51
2021-11-09 10:50:16 C 02 40 06.505 +11 46 13.72 U F51
2021-11-09 11:08:50 C 02 40 05.754 +11 46 09.56 U F51
2021-11-09 11:26:25 C 02 40 05.054 +11 46 05.84 U F51
2021-11-09 11:27:22 C 02 40 05.014 +11 46 05.58 U F51
2021-11-09 11:44:59 C 02 40 04.315 +11 46 01.78 U F51
2021-11-09 11:45:54 C 02 40 04.278 +11 46 01.59 U F51
2021-11-11 07:22:53 C 02 38 22.265 +11 36 39.12 U F51
2021-11-11 07:37:46 C 02 38 21.678 +11 36 35.99 U F51
2021-11-11 07:52:41 C 02 38 21.084 +11 36 32.77 U F51
2021-11-11 08:07:36 C 02 38 20.498 +11 36 29.64 U F51
2021-11-13 17:19:13 C 02 36 08.37 +11 24 23.9 V D29
2021-11-13 17:44:41 C 02 36 07.58 +11 24 20.8 V D29
2021-11-13 18:10:08 C 02 36 06.44 +11 24 14.8 V D29
2021-11-14 04:23:30 C 02 35 43.39 +11 22 07.5 V G96
2021-11-14 04:33:45 C 02 35 43.02 +11 22 05.4 V G96
2021-11-14 04:43:59 C 02 35 42.61 +11 22 03.2 V G96
2021-11-14 04:54:15 C 02 35 42.23 +11 22 01.2 V G96
2021-11-27 10:28:44 C 02 24 39.552 +10 22 17.74 U F52
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)