IAA RAS IAA Minor Planet Database

2018 UQ1

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4916250537 ± 4.11e-09
Semi-major axis (a)1.6143920429 AU ± 1.28e-09
Inclination (i)1.61560793° ± 6.73e-07
Long. of Asc. Node (Ω)254.28718813° ± 1.71e-05
Arg. of Perihelion (ω)220.06992137° ± 1.64e-05
Mean Anomaly (M)131.84547388° ± 8.77e-07
Mean Motion (n)0.4805059432°/day ± 5.69e-10
Perihelion dist (q)0.82071647 AU ± 6.67e-09
Aphelion dist (Q)2.40806762 AU ± 6.91e-09
Orbital Period2.05122600 yr ± 2.43e-09
Physical Parameters
H (abs. magnitude)21.95
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.240″
Uncertainty0
Orbit TypeApollo
MOID0.010076 AU
Observations Used282
Radar Obs Used4
Oppositions3
Arc Total2018-2023
First Observation Used2018-10-20
Last Observation Used2023-04-19
Observations (311)
Date Type RA Dec Mag Band Observatory
2018-10-20 06:20:50 C 02 37 57.11 +23 04 00.4 – V 703
2018-10-20 06:36:43 C 02 37 57.71 +23 04 11.0 – V 703
2018-10-20 06:44:40 C 02 37 58.08 +23 04 17.1 – V 703
2018-10-20 07:14:57 C 02 37 59.11 +23 04 39.2 – o 691
2018-10-20 07:20:11 C 02 37 59.30 +23 04 42.9 – o 691
2018-10-20 07:25:26 C 02 37 59.52 +23 04 46.4 – o 691
2018-10-20 08:40:05 C 02 38 02.64 +23 05 25.2 – U U63
2018-10-20 08:54:09 C 02 38 03.18 +23 05 34.6 – U U63
2018-10-20 08:55:53 C 02 38 02.72 +23 05 47.0 – V I52
2018-10-20 09:00:50 C 02 38 02.89 +23 05 50.3 – V I52
2018-10-20 09:05:47 C 02 38 03.07 +23 05 53.7 – V I52
2018-10-20 09:06:59 C 02 38 03.69 +23 05 43.8 – U U63
2018-10-20 09:10:43 C 02 38 03.25 +23 05 56.9 – V I52
2018-10-20 09:25:57 C 02 38 04.38 +23 05 56.1 – U U63
2018-10-20 09:30:30 C 02 38 04.55 +23 05 59.3 – U U63
2018-10-20 09:50:54 C 02 38 05.33 +23 06 12.9 – U U63
2018-10-20 09:55:46 C 02 38 05.55 +23 06 16.1 – U U63
2018-10-20 11:22:56 C 02 38 08.28 +23 07 22.3 – V G96
2018-10-20 11:30:24 C 02 38 08.58 +23 07 27.2 – V G96
2018-10-20 11:37:51 C 02 38 08.88 +23 07 31.8 – V G96
2018-10-20 11:45:17 C 02 38 09.19 +23 07 36.5 – V G96
2018-10-20 23:53:56 C 02 38 47.98 +23 16 01.0 – V C95
2018-10-20 23:57:19 C 02 38 48.12 +23 16 03.5 – V C95
2018-10-21 00:00:42 C 02 38 48.16 +23 16 06.3 – V C95
2018-10-21 00:04:05 C 02 38 48.35 +23 16 08.3 – V C95
2018-10-21 00:09:17 C 02 38 48.25 +23 16 10.6 – V L01
2018-10-21 00:10:52 C 02 38 48.63 +23 16 12.8 – V C95
2018-10-21 00:13:29 C 02 38 48.41 +23 16 13.7 – V L01
2018-10-21 00:14:15 C 02 38 48.82 +23 16 14.5 – V C95
2018-10-21 00:16:35 C 02 38 48.54 +23 16 15.8 – V L01
2018-10-21 00:25:59 C 02 38 48.91 +23 16 22.2 – V L01
2018-10-21 02:54:55 C 02 38 59.03 +23 18 11.9 – q W34
2018-10-21 03:24:33 C 02 39 00.19 +23 18 33.6 – q W34
2018-10-21 03:52:48 C 02 39 01.45 +23 18 54.9 – q W34
2018-10-21 06:16:15 C 02 39 07.30 +23 20 36.8 – u H21
2018-10-21 06:19:35 C 02 39 07.43 +23 20 39.5 – u H21
2018-10-21 06:23:55 C 02 39 07.63 +23 20 42.7 – u H21
2018-10-21 06:55:54 C 02 39 10.05 +23 21 10.5 – V I52
2018-10-21 06:59:41 C 02 39 10.20 +23 21 13.1 – V I52
2018-10-21 07:04:19 C 02 39 10.36 +23 21 16.6 – V I52
2018-10-21 07:08:06 C 02 39 10.48 +23 21 19.7 – V I52
2018-10-21 08:30:59 C 02 39 14.13 +23 22 16.4 – q U69
2018-10-21 09:03:32 C 02 39 15.39 +23 22 39.1 – q U69
2018-10-21 09:18:31 C 02 39 16.01 +23 22 50.2 – q U69
2018-10-21 09:29:43 C 02 39 15.42 +23 22 54.3 – U 734
2018-10-21 09:32:06 C 02 39 15.52 +23 22 55.7 – U 734
2018-10-21 09:33:21 C 02 39 16.58 +23 23 00.9 – q U69
2018-10-21 09:39:06 C 02 39 15.81 +23 23 00.1 – U 734
2018-10-21 09:48:16 C 02 39 17.18 +23 23 11.7 – q U69
2018-10-21 18:27:16 C 02 39 47.58 +23 29 10.9 – q A17
Radar Observations (4)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2023-03-11 20:40:00 557137.407 1 Hz 8560 -14 -14
2023-03-11 22:30:00 47289910.21 2 us 8560 -14 -14
2023-03-11 23:20:00 540247.964 0.5 Hz 8560 -14 -14
2023-03-12 21:00:00 42287074.1 0.5 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)