808862 (2018 UY)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5313594167 ± 8.86e-09
Semi-major axis (a)1.2488495075 AU ± 4.15e-09
Inclination (i)1.74638748° ± 1.48e-06
Long. of Asc. Node (Ω)72.43880249° ± 3.69e-05
Arg. of Perihelion (ω)114.60547816° ± 3.68e-05
Mean Anomaly (M)289.95648024° ± 2.90e-06
Mean Motion (n)0.7062315510°/day ± 3.52e-09
Perihelion dist (q)0.58526156 AU ± 1.12e-08
Aphelion dist (Q)1.91243745 AU ± 1.28e-08
Orbital Period1.39561350 yr ± 6.96e-09
NGA Modelr2
A2-8.87700722e-14 ± 1.26e-14 AU/d²
Physical Parameters
H (abs. magnitude)20.76
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.238″
Uncertainty0
Orbit TypeApollo
MOID0.007720 AU
Observations Used250
Radar Obs Used4
Oppositions5
Arc Total2007-2026
First Observation Used2007-11-11
Last Observation Used2026-01-06
Observations (270)
Date Type RA Dec Mag Band Observatory
2025-10-19 11:08:58 C 04 24 57.078 +19 38 08.97 X F52
2025-10-19 11:25:25 C 04 24 56.699 +19 38 08.33 X F52
2025-10-19 11:41:57 C 04 24 56.333 +19 38 07.40 X F52
2025-10-27 07:46:56 C 04 19 00.016 +19 22 29.89 V G96
2025-10-27 07:54:21 C 04 18 59.627 +19 22 28.74 V G96
2025-10-27 08:01:47 C 04 18 59.270 +19 22 27.91 V G96
2025-10-27 08:09:12 C 04 18 58.939 +19 22 27.30 V G96
2025-11-10 13:05:48 C 03 53 56.787 +18 18 32.92 X F51
2025-11-10 13:23:29 C 03 53 54.845 +18 18 27.54 X F51
2025-11-10 13:41:07 C 03 53 52.916 +18 18 22.33 X F51
2025-11-13 16:03:52 C 03 45 31.58 +17 55 13.8 V D29
2025-11-13 16:24:14 C 03 45 29.06 +17 55 06.8 V D29
2025-11-13 16:44:36 C 03 45 26.49 +17 54 59.9 V D29
2025-11-15 06:33:31 C 03 40 45.606 +17 41 36.10 V G96
2025-11-15 06:40:53 C 03 40 44.620 +17 41 33.29 V G96
2025-11-15 06:48:16 C 03 40 43.651 +17 41 30.48 V G96
2025-11-15 06:55:39 C 03 40 42.654 +17 41 28.00 V G96
2025-11-15 18:48:37 C 03 39 09.65 +17 36 59.3 V D29
2025-11-15 19:08:59 C 03 39 06.92 +17 36 51.2 V D29
2025-11-15 19:29:20 C 03 39 04.21 +17 36 42.9 V D29
2025-11-18 13:13:55 C 03 30 06.26 +17 09 51.6 V D29
2025-11-18 13:54:38 C 03 30 00.22 +17 09 34.2 V D29
2025-11-19 14:56:02 C 03 26 21.13 +16 58 19.8 V D29
2025-11-19 15:16:24 C 03 26 17.99 +16 58 09.9 V D29
2025-11-20 14:10:15 C 03 22 52.02 +16 47 21.6 V D29
2025-11-20 14:14:05 C 03 22 51.41 +16 47 19.7 V D29
2025-11-20 14:30:37 C 03 22 48.80 +16 47 11.9 V D29
2025-11-20 14:34:26 C 03 22 48.19 +16 47 10.0 V D29
2025-11-20 14:50:59 C 03 22 45.58 +16 47 02.3 V D29
2025-11-20 14:54:48 C 03 22 44.97 +16 47 00.1 V D29
2025-11-20 22:31:49 B 03 21 34.939 +16 43 14.66 X K19
2025-11-20 22:37:06 B 03 21 34.102 +16 43 11.96 X K19
2025-11-20 22:42:27 B 03 21 33.271 +16 43 08.62 X K19
2025-11-22 22:41:26 B 03 13 58.470 +16 18 31.44 W 130
2025-11-22 22:58:04 B 03 13 55.696 +16 18 23.08 W 130
2025-11-24 11:13:48 C 03 07 56.559 +15 58 30.37 X F51
2025-11-24 11:34:05 C 03 07 52.953 +15 58 18.93 X F51
2025-11-24 11:54:15 C 03 07 49.539 +15 58 06.70 X F51
2025-11-25 17:09:17 C 03 02 51.75 +15 40 58.3 V D29
2025-11-25 17:29:39 C 03 02 48.15 +15 40 46.1 V D29
2025-11-27 06:17:51 C 02 56 25.442 +15 18 16.47 X F52
2025-11-27 06:34:06 C 02 56 22.487 +15 18 06.51 X F52
2025-11-27 06:50:20 C 02 56 19.514 +15 17 56.45 X F52
2025-11-27 07:06:18 C 02 56 16.591 +15 17 46.57 X F52
2025-11-30 03:12:29 C 02 44 00.452 +14 32 46.79 V G96
2025-11-30 03:20:34 C 02 43 58.951 +14 32 41.10 V G96
2025-11-30 03:28:40 C 02 43 57.385 +14 32 35.56 V G96
2025-11-30 03:36:45 C 02 43 55.841 +14 32 30.26 V G96
2025-12-06 16:25:46 C 02 14 28.37 +12 36 20.9 V D29
2025-12-06 16:38:08 C 02 14 26.12 +12 36 10.6 V D29
Radar Observations (4)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2023-07-08 15:30:00 858351 1 Hz 8560 -14 -14
2023-07-08 17:40:00 41671902 2 us 8560 -14 -14
2023-07-08 18:30:00 41376752.41 0.125 us 8560 -14 -14
2023-07-09 15:50:00 34132912.954 0.25 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)