100085 (1992 UY4)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6186868211 ± 4.23e-09
Semi-major axis (a)2.6512968797 AU ± 4.06e-09
Inclination (i)2.63963416° ± 1.51e-06
Long. of Asc. Node (Ω)305.16940330° ± 7.34e-06
Arg. of Perihelion (ω)42.23676261° ± 7.87e-06
Mean Anomaly (M)249.67318505° ± 3.54e-06
Mean Motion (n)0.2283098954°/day ± 5.24e-10
Perihelion dist (q)1.01097444 AU ± 1.13e-08
Aphelion dist (Q)4.29161932 AU ± 1.30e-08
Orbital Period4.31705460 yr ± 9.91e-09
Physical Parameters
H (abs. magnitude)17.89
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.318″
Uncertainty0
Orbit TypeApollo
MOID0.024419 AU
Observations Used622
Radar Obs Used13
Oppositions20
Arc Total1979-2023
First Observation Used1979-06-29
Last Observation Used2023-02-09
Observations (664)
Date Type RA Dec Mag Band Observatory
2005-11-26 21:33:44 C 05 02 21.75 +29 54 28.9 r A13
2005-11-26 21:46:54 C 05 02 20.65 +29 54 23.4 r A13
2005-11-26 22:49:54 C 05 02 15.46 +29 54 02.4 r 240
2005-11-26 22:51:08 C 05 02 15.36 +29 54 02.0 r 240
2005-11-26 22:53:36 C 05 02 15.16 +29 54 01.2 r 240
2005-12-01 03:26:07 C 04 54 39.11 +29 18 48.7 c 691
2005-12-01 03:51:04 C 04 54 37.20 +29 18 40.2 c 691
2005-12-01 04:16:04 C 04 54 35.39 +29 18 32.2 c 691
2005-12-01 20:18:08 C 04 53 26.41 +29 12 47.6 r 113
2005-12-01 20:19:44 C 04 53 26.28 +29 12 47.0 r 113
2005-12-01 20:21:19 C 04 53 26.17 +29 12 46.4 r 113
2005-12-01 20:22:54 C 04 53 26.07 +29 12 46.0 r 113
2005-12-01 20:24:29 C 04 53 25.94 +29 12 45.4 r 113
2005-12-01 21:20:36 C 04 53 21.55 +29 12 24.7 o A32
2005-12-01 21:35:10 C 04 53 20.49 +29 12 19.4 o A32
2005-12-01 21:49:44 C 04 53 19.40 +29 12 14.5 o A32
2005-12-02 06:36:58 C 04 52 42.11 +29 09 12.7 17.5 c 704
2005-12-02 07:14:32 C 04 52 39.26 +29 08 59.5 17.6 c 704
2005-12-02 07:33:00 C 04 52 37.90 +29 08 52.8 17.6 c 704
2005-12-02 07:52:31 C 04 52 36.43 +29 08 45.8 17.6 c 704
2005-12-03 06:22:14 C 04 51 03.38 +29 00 47.1 17.8 c 704
2005-12-03 06:40:53 C 04 51 01.99 +29 00 39.7 17.9 c 704
2005-12-03 06:59:28 C 04 51 00.59 +29 00 33.3 17.7 c 704
2005-12-03 07:18:01 C 04 50 59.26 +29 00 26.8 17.7 c 704
2005-12-04 06:07:24 C 04 49 27.33 +28 52 20.7 17.7 c 704
2005-12-04 06:26:41 C 04 49 26.03 +28 52 14.2 17.9 c 704
2005-12-04 06:45:38 C 04 49 24.68 +28 52 07.5 18.0 c 704
2005-12-04 07:04:40 C 04 49 23.31 +28 52 00.9 18.0 c 704
2005-12-04 07:23:18 C 04 49 21.95 +28 51 54.1 18.0 c 704
2005-12-05 02:58:26 C 04 48 06.01 +28 44 53.6 c 691
2005-12-05 03:31:02 C 04 48 03.84 +28 44 42.9 c 691
2005-12-05 04:03:32 C 04 48 01.67 +28 44 32.0 c 691
2005-12-05 05:55:38 C 04 47 54.14 +28 43 55.4 19.1 c 704
2005-12-05 06:14:50 C 04 47 52.72 +28 43 48.5 18.2 c 704
2005-12-05 06:33:39 C 04 47 51.37 +28 43 41.5 18.0 c 704
2005-12-05 06:52:32 C 04 47 50.08 +28 43 34.4 18.1 c 704
2005-12-05 07:11:11 C 04 47 48.85 +28 43 28.2 18.1 c 704
2005-12-23 05:51:12 C 04 28 43.74 +26 27 02.6 o 644
2005-12-23 06:22:30 C 04 28 42.88 +26 26 54.0 o 644
2005-12-23 06:53:34 C 04 28 42.03 +26 26 45.9 o 644
2005-12-28 04:11:34 C 04 26 26.95 +25 58 02.9 r 703
2005-12-28 04:23:21 C 04 26 26.84 +25 58 00.9 r 703
2005-12-28 04:35:09 C 04 26 26.62 +25 57 57.9 r 703
2005-12-28 04:46:58 C 04 26 26.44 +25 57 54.8 r 703
2005-12-29 04:49:15 C 04 26 07.33 +25 52 33.3 19.6 c 704
2005-12-29 05:07:37 C 04 26 07.05 +25 52 29.6 19.5 c 704
2005-12-29 05:26:13 C 04 26 06.78 +25 52 24.9 19.7 c 704
2005-12-29 05:44:59 C 04 26 06.47 +25 52 21.1 19.8 c 704
2005-12-29 06:03:36 C 04 26 06.23 +25 52 17.6 19.7 c 704
2005-12-30 05:50:41 C 04 25 50.37 +25 47 10.2 r G96
Radar Observations (13)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2005-08-01 06:50:00 59398242 20 us 8560 -14 -14
2005-08-01 09:20:00 58918929 2 us 8560 -14 -14
2005-08-02 08:10:00 54735401 2 us 8560 -14 -14
2005-08-04 07:20:00 47331721 2 us 8560 -14 -14
2005-08-06 06:24:00 42212726.158 2 us 2380 -1 -1
2005-08-06 06:30:00 42204904.111 3 us 2380 -1 -1
2005-08-07 06:30:00 40744458.929 3 us 2380 -1 -1
2005-08-08 06:21:00 40167453.333 2 us 2380 -1 -1
2005-08-08 06:30:00 40166355.861 3 us 2380 -1 -1
2005-08-09 06:35:00 40501169.88 2 us 2380 -1 -1
2005-08-09 07:00:00 40513998.966 3 us 2380 -1 -1
2005-08-10 07:00:00 41743354.5 2 us 2380 -1 -1
2005-08-10 07:30:00 41776720.151 3 us 2380 -1 -1
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)