494658 (2000 UG11)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5718226892 ± 1.82e-08
Semi-major axis (a)1.9293323492 AU ± 1.18e-09
Inclination (i)8.91113778° ± 3.80e-06
Long. of Asc. Node (Ω)223.88950530° ± 1.47e-06
Arg. of Perihelion (ω)240.90955313° ± 5.91e-06
Mean Anomaly (M)109.46226180° ± 3.86e-06
Mean Motion (n)0.3677915159°/day ± 3.36e-10
Perihelion dist (q)0.82609634 AU ± 3.50e-08
Aphelion dist (Q)3.03256836 AU ± 3.51e-08
Orbital Period2.67985052 yr ± 2.45e-09
Physical Parameters
H (abs. magnitude)20.71
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.438″
Uncertainty0
Orbit TypeApollo
MOID0.009041 AU
Observations Used441
Radar Obs Used4
Oppositions1
Arc Total2000-2025
First Observation Used2000-10-21
Last Observation Used2025-04-27
Observations (458)
Date Type RA Dec Mag Band Observatory
2000-11-02 03:33:48 C 02 44 39.04 +29 49 55.5 i 739
2000-11-02 03:35:29 C 02 44 39.92 +29 49 53.5 i 739
2000-11-02 03:56:53 C 02 44 52.75 +29 50 29.0 m 732
2000-11-02 03:58:34 C 02 44 53.57 +29 50 26.6 m 732
2000-11-02 04:00:14 C 02 44 54.48 +29 50 25.0 m 732
2000-11-02 04:02:02 C 02 44 55.39 +29 50 22.8 m 732
2000-11-02 04:03:44 C 02 44 56.21 +29 50 20.8 m 732
2000-11-02 04:05:28 C 02 44 54.69 +29 48 56.0 i 726
2000-11-02 04:07:58 C 02 44 56.00 +29 48 52.8 i 726
2000-11-02 04:10:29 C 02 44 57.31 +29 48 49.7 i 726
2000-11-02 04:12:58 C 02 44 58.61 +29 48 46.4 i 726
2000-11-02 04:15:29 C 02 44 59.95 +29 48 43.6 i 726
2000-11-02 04:15:29 C 02 44 57.40 +29 49 11.6 15.9 866
2000-11-02 04:17:59 C 02 45 01.20 +29 48 40.3 i 726
2000-11-02 04:21:30 C 02 45 00.58 +29 49 03.8 15.7 866
2000-11-02 04:23:07 C 02 45 03.93 +29 48 33.5 i 726
2000-11-02 04:25:37 C 02 45 05.24 +29 48 30.4 i 726
2000-11-02 04:27:29 C 02 45 03.82 +29 48 55.3 15.7 866
2000-11-02 04:28:06 C 02 45 06.54 +29 48 27.4 i 726
2000-11-02 04:30:37 C 02 45 07.86 +29 48 24.0 i 726
2000-11-02 04:33:06 C 02 45 09.15 +29 48 20.6 i 726
2000-11-02 04:35:36 C 02 45 10.43 +29 48 18.1 i 726
2000-11-02 05:44:45 C 02 45 47.01 +29 47 07.1 i 649
2000-11-02 05:49:44 C 02 45 49.57 +29 47 00.3 i 649
2000-11-02 05:54:53 C 02 45 52.26 +29 46 53.0 i 649
2000-11-02 05:59:46 C 02 45 54.81 +29 46 46.1 i 649
2000-11-02 19:43:58 C 02 54 34.86 +29 22 40.4 c 639
2000-11-02 19:58:04 C 02 54 44.22 +29 22 16.1 c 639
2000-11-02 20:20:09 C 02 54 58.63 +29 21 36.4 c 639
2000-11-02 20:35:02 C 02 55 08.63 +29 21 09.8 c 639
2000-11-03 02:41:03 C 02 59 32.04 +29 08 33.1 c 924
2000-11-03 02:41:45 C 02 59 32.57 +29 08 31.7 c 924
2000-11-03 02:42:27 C 02 59 33.11 +29 08 30.4 c 924
2000-11-03 02:43:08 C 02 59 33.58 +29 08 28.7 c 924
2000-11-03 02:43:50 C 02 59 34.10 +29 08 27.5 c 924
2000-11-03 02:44:32 C 02 59 34.57 +29 08 26.0 c 924
2000-11-03 02:45:12 C 02 59 35.06 +29 08 24.6 c 924
2000-11-03 02:45:55 C 02 59 35.46 +29 08 23.1 c 924
2000-11-03 02:46:35 C 02 59 36.08 +29 08 21.4 c 924
2000-11-03 02:47:17 C 02 59 36.51 +29 08 20.2 c 924
2000-11-03 02:47:58 C 02 59 36.99 +29 08 18.9 c 924
2000-11-03 02:48:40 C 02 59 37.50 +29 08 17.2 c 924
2000-11-03 02:49:21 C 02 59 38.08 +29 08 15.7 c 924
2000-11-03 02:50:02 C 02 59 38.47 +29 08 14.5 c 924
2000-11-03 02:50:44 C 02 59 38.98 +29 08 14.1 c 924
2000-11-03 02:51:25 C 02 59 39.49 +29 08 11.2 c 924
2000-11-03 02:52:07 C 02 59 40.01 +29 08 09.8 c 924
2000-11-03 02:55:34 C 02 59 42.42 +29 08 02.7 c 924
2000-11-03 02:56:15 C 02 59 42.90 +29 08 01.5 c 924
2000-11-03 02:56:57 C 02 59 43.43 +29 07 59.9 c 924
Radar Observations (4)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2000-10-31 03:20:00 224099 1 Hz 2380 -1 -1
2000-11-01 03:45:00 58055821 8 us 2380 -1 -1
2000-11-04 05:10:00 34430726.2 0.8 us 2380 -1 -1
2000-11-06 05:16:00 21156876.1 2 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)