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
2020-04-04 19:25:57 C 06 13 16.56 +14 21 11.4 V 160
2020-04-04 19:29:24 C 06 13 16.69 +14 21 12.0 V 160
2020-04-05 19:22:55 C 06 14 21.32 +14 25 29.6 V A16
2020-04-05 19:56:15 C 06 14 22.80 +14 25 35.3 V A16
2020-04-05 20:08:15 C 06 14 23.36 +14 25 37.7 V A16
2020-04-09 05:30:59 C 06 18 17.34 +14 39 48.9 V T08
2020-04-09 05:35:00 C 06 18 17.55 +14 39 49.5 V T08
2020-04-09 05:43:14 C 06 18 17.93 +14 39 50.9 V T08
2020-04-09 05:58:21 C 06 18 18.66 +14 39 53.5 V T08
2020-04-10 19:49:21 C 06 20 14.85 +14 46 11.3 V 160
2020-04-10 19:52:48 C 06 20 14.99 +14 46 11.5 V 160
2020-04-10 19:56:16 C 06 20 15.14 +14 46 12.6 V 160
2020-04-11 18:52:57 C 06 21 27.74 +14 49 57.3 V 160
2020-04-11 18:56:28 C 06 21 27.97 +14 49 57.5 V 160
2020-04-11 18:59:57 C 06 21 28.14 +14 49 58.1 V 160
2020-04-16 19:14:51 C 06 28 15.60 +15 08 31.5 V 160
2020-04-16 19:18:19 C 06 28 15.81 +15 08 31.7 V 160
2020-04-16 19:21:46 C 06 28 16.01 +15 08 32.6 V 160
2020-04-18 05:30:16 C 06 30 19.92 +15 13 29.5 V T08
2020-04-18 05:30:56 C 06 30 19.92 +15 13 29.2 V T08
2020-04-18 05:39:24 C 06 30 20.46 +15 13 30.6 V T08
2020-04-18 05:53:36 C 06 30 21.30 +15 13 32.4 V T08
2020-04-22 05:59:53 C 06 36 29.33 +15 26 25.8 V T08
2020-04-22 06:04:32 C 06 36 29.65 +15 26 25.7 V T08
2020-04-22 06:13:52 C 06 36 30.28 +15 26 27.0 V T08
2020-04-22 06:31:11 C 06 36 31.42 +15 26 29.4 V T08
2020-04-30 05:45:44 C 06 50 07.05 +15 47 33.3 V T08
2020-04-30 05:51:03 C 06 50 07.44 +15 47 33.9 V T08
2020-04-30 05:59:00 C 06 50 08.03 +15 47 34.4 V T08
2020-05-02 06:28:16 C 06 53 52.06 +15 51 50.9 V T05
2020-05-02 06:36:14 C 06 53 52.70 +15 51 51.8 V T05
2020-05-02 06:36:53 C 06 53 52.72 +15 51 51.0 V T05
2020-05-02 06:52:07 C 06 53 53.91 +15 51 52.8 V T05
2020-05-03 03:08:27 C 06 55 29.74 +15 53 30.8 V G96
2020-05-03 03:14:36 C 06 55 30.21 +15 53 31.4 V G96
2020-05-03 03:20:47 C 06 55 30.70 +15 53 31.8 V G96
2020-05-03 03:26:55 C 06 55 31.17 +15 53 32.1 V G96
2020-05-16 05:45:25 C 07 22 50.22 +16 07 41.6 V T08
2020-05-16 05:50:04 C 07 22 50.65 +16 07 41.3 V T08
2020-05-16 05:58:41 C 07 22 51.46 +16 07 41.3 V T08
2020-05-16 06:13:57 C 07 22 52.89 +16 07 41.6 V T08
2020-05-18 03:26:51 C 07 27 12.89 +16 07 44.7 V G96
2020-05-18 03:33:38 C 07 27 13.59 +16 07 45.2 V G96
2020-05-18 03:40:26 C 07 27 14.25 +16 07 45.2 V G96
2020-05-18 03:47:12 C 07 27 14.90 +16 07 45.2 V G96
2020-05-18 06:00:50 C 07 27 27.90 +16 07 45.7 V T05
2020-05-18 06:06:06 C 07 27 28.37 +16 07 45.8 V T05
2020-05-18 06:29:57 C 07 27 30.66 +16 07 45.8 V T05
2020-05-18 06:30:37 C 07 27 30.71 +16 07 44.8 V T05
2020-08-07 16:59:47 C 12 30 52.67 +04 19 26.2 o K95
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)