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
2005-08-08 06:24:51 C 23 51 59.79 +11 19 28.5 r H45
2005-08-08 07:02:34 C 23 52 44.21 +11 27 02.6 r H45
2005-08-08 07:03:17 C 23 52 45.04 +11 27 10.9 r H45
2005-08-08 22:04:48 C 00 11 19.34 +14 23 08.9 12.9 r 160
2005-08-08 22:05:13 C 00 11 19.84 +14 23 13.0 12.9 r 160
2005-08-08 22:05:38 C 00 11 20.40 +14 23 18.9 12.9 r 160
2005-08-08 22:06:04 C 00 11 20.90 +14 23 23.7 12.6 r 160
2005-08-08 22:06:28 C 00 11 21.38 +14 23 28.1 12.8 r 160
2005-08-08 22:06:54 C 00 11 21.91 +14 23 33.0 12.8 r 160
2005-08-08 22:07:24 C 00 11 22.55 +14 23 39.0 12.6 r 160
2005-08-08 22:08:00 C 00 11 23.28 +14 23 45.9 12.7 r 160
2005-08-08 22:08:25 C 00 11 23.79 +14 23 51.2 12.7 r 160
2005-08-08 22:08:50 C 00 11 24.28 +14 23 55.9 12.8 r 160
2005-08-08 22:09:24 C 00 11 24.98 +14 24 02.2 12.8 r 160
2005-08-08 22:09:48 C 00 11 25.50 +14 24 07.2 12.9 r 160
2005-08-08 22:10:18 C 00 11 26.08 +14 24 13.0 12.8 r 160
2005-08-08 23:02:12 C 00 12 24.65 +14 33 39.2 r 084
2005-08-08 23:02:58 C 00 12 25.55 +14 33 47.8 r 084
2005-08-09 00:08:01 C 00 13 49.26 +14 46 33.8 c J69
2005-08-09 00:09:12 C 00 13 50.73 +14 46 47.7 c J69
2005-08-09 00:10:24 C 00 13 52.17 +14 47 01.4 c J69
2005-08-09 00:11:38 C 00 13 53.64 +14 47 15.5 c J69
2005-08-09 00:12:49 C 00 13 55.07 +14 47 29.7 c J69
2005-08-09 01:27:38 C 00 15 25.58 +15 01 47.8 c 951
2005-08-09 01:31:48 C 00 15 30.62 +15 02 35.4 c 951
2005-08-09 01:36:29 C 00 15 36.28 +15 03 29.4 c 951
2005-08-09 21:28:50 C 00 40 25.09 +18 40 08.7 o 151
2005-08-09 21:29:06 C 00 40 25.37 +18 40 11.5 o 151
2005-08-09 21:29:19 C 00 40 25.65 +18 40 14.2 o 151
2005-08-09 21:29:33 C 00 40 25.98 +18 40 16.4 o 151
2005-08-09 21:29:47 C 00 40 26.28 +18 40 19.3 o 151
2005-08-09 21:30:03 C 00 40 26.53 +18 40 21.8 o 151
2005-08-09 21:30:16 C 00 40 26.81 +18 40 24.3 o 151
2005-08-09 21:30:30 C 00 40 27.15 +18 40 26.3 o 151
2005-08-09 21:30:46 C 00 40 27.40 +18 40 29.8 o 151
2005-08-09 21:30:59 C 00 40 27.70 +18 40 32.2 o 151
2005-08-09 21:31:15 C 00 40 28.08 +18 40 34.4 o 151
2005-08-09 21:31:30 C 00 40 28.33 +18 40 37.2 o 151
2005-08-09 21:31:43 C 00 40 28.67 +18 40 39.5 o 151
2005-08-09 21:31:58 C 00 40 28.93 +18 40 42.3 o 151
2005-08-09 21:32:11 C 00 40 29.23 +18 40 45.0 o 151
2005-08-09 21:32:26 C 00 40 29.49 +18 40 47.5 o 151
2005-08-09 21:32:42 C 00 40 29.83 +18 40 49.9 o 151
2005-08-09 21:32:56 C 00 40 30.11 +18 40 52.1 o 151
2005-08-09 21:33:10 C 00 40 30.40 +18 40 55.1 o 151
2005-08-09 21:33:26 C 00 40 30.71 +18 40 57.4 o 151
2005-08-09 21:35:34 C 00 40 33.36 +18 41 20.3 o 151
2005-08-09 21:36:46 C 00 40 34.82 +18 41 33.1 o 151
2005-08-09 23:43:31 C 00 43 09.11 +19 03 39.0 o 198
2005-08-09 23:43:57 C 00 43 09.64 +19 03 43.5 o 198
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)