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
2021-11-27 10:44:15 C 02 24 39.057 +10 22 15.14 U F52
2021-11-27 10:59:48 C 02 24 38.568 +10 22 12.54 U F52
2021-11-27 11:15:24 C 02 24 38.073 +10 22 09.97 U F52
2021-11-30 03:43:22 C 02 22 41.59 +10 11 49.1 V G96
2021-11-30 03:51:23 C 02 22 41.34 +10 11 48.2 V G96
2021-11-30 03:59:25 C 02 22 41.09 +10 11 46.9 V G96
2021-11-30 04:07:27 C 02 22 40.85 +10 11 45.7 V G96
2022-11-16 09:01:56 C 04 52 38.700 +14 32 24.36 U F52
2022-11-16 09:19:15 C 04 52 38.064 +14 32 22.19 U F52
2022-11-16 09:36:33 C 04 52 37.428 +14 32 20.09 U F52
2022-11-16 09:53:49 C 04 52 36.782 +14 32 17.85 U F52
2022-11-16 10:50:55 C 04 52 34.532 +14 32 10.25 V G96
2022-11-16 10:58:17 C 04 52 34.259 +14 32 09.28 V G96
2022-11-16 11:05:40 C 04 52 34.000 +14 32 08.05 V G96
2022-11-25 15:54:34 C 04 44 06.96 +14 04 48.2 V D29
2022-11-25 16:14:55 C 04 44 06.21 +14 04 45.7 V D29
2022-11-29 07:13:25 C 04 40 36.246 +13 54 22.50 V G96
2022-11-29 07:20:59 C 04 40 35.922 +13 54 21.71 V G96
2022-11-29 07:28:33 C 04 40 35.569 +13 54 21.06 V G96
2022-11-29 07:36:09 C 04 40 35.260 +13 54 19.94 V G96
2022-12-02 07:43:34 C 04 37 39.128 +13 45 59.55 U F52
2022-12-02 08:00:01 C 04 37 38.452 +13 45 57.67 U F52
2022-12-02 08:16:33 C 04 37 37.768 +13 45 55.67 U F52
2022-12-02 08:33:00 C 04 37 37.081 +13 45 53.92 U F52
2022-12-19 08:46:48 C 04 21 20.304 +13 05 25.62 V G96
2022-12-19 08:54:10 C 04 21 20.020 +13 05 25.37 V G96
2022-12-19 09:01:33 C 04 21 19.735 +13 05 24.76 V G96
2022-12-19 09:08:55 C 04 21 19.458 +13 05 23.96 V G96
2022-12-26 05:22:15 C 04 15 26.662 +12 53 36.74 V G96
2022-12-26 05:30:20 C 04 15 26.388 +12 53 36.82 V G96
2022-12-26 05:38:25 C 04 15 26.107 +12 53 35.52 V G96
2022-12-26 05:46:29 C 04 15 25.844 +12 53 35.59 V G96
2023-01-11 13:55:25 C 04 04 20.31 +12 38 55.0 V D29
2023-01-11 14:15:47 C 04 04 19.85 +12 38 55.8 V D29
2023-01-13 05:29:15 C 04 03 29.502 +12 38 33.00 V G96
2023-01-13 05:36:40 C 04 03 29.308 +12 38 33.29 V G96
2023-01-13 05:44:06 C 04 03 29.164 +12 38 33.00 V G96
2023-01-13 05:51:31 C 04 03 29.020 +12 38 32.89 V G96
2023-09-14 14:31:13 C 07 45 02.898 +13 55 11.38 X F52
2023-09-14 14:38:32 C 07 45 03.296 +13 55 09.84 X F52
2023-09-14 14:45:52 C 07 45 03.694 +13 55 08.23 X F52
2023-09-14 14:53:11 C 07 45 04.086 +13 55 06.66 X F52
2023-10-13 14:02:22 C 08 21 08.919 +10 57 30.73 X F52
2023-10-13 14:39:20 C 08 21 10.696 +10 57 19.99 X F52
2023-10-13 14:57:50 C 08 21 11.591 +10 57 14.67 X F52
2023-10-18 11:24:23 C 08 26 47.738 +10 22 40.19 V 703
2023-10-18 11:33:00 C 08 26 48.120 +10 22 38.17 V 703
2023-10-18 11:39:27 C 08 26 48.455 +10 22 36.59 V 703
2023-10-18 11:45:53 C 08 26 48.757 +10 22 34.03 V 703
2023-11-18 07:58:58 C 08 57 32.686 +06 15 42.80 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)