2018 QU1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5424826000
Semi-major axis (a)1.8825003000 AU
Inclination (i)5.60331000°
Long. of Asc. Node (Ω)334.17819000°
Arg. of Perihelion (ω)70.26051000°
Mean Anomaly (M)267.43843000°
Mean Motion (n)0.3815939500°/day
Perihelion dist (q)0.86127660 AU
Aphelion dist (Q)2.90372400 AU
Orbital Period2.58287020 yr
Physical Parameters
H (abs. magnitude)22.80
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date2026-04-13
RMS Residual0.450″
Uncertainty5
Orbit TypeApollo
MOID0.026353 AU
Observations Used174
Radar Obs Used2
Oppositions1
Arc Total
First Observation Used
Last Observation Used2018-09-12
Observations (174)
Date Type RA Dec Mag Band Observatory
2018-08-31 22:03:40 C 22 30 49.64 -03 49 58.2 V J95
2018-08-31 22:09:27 C 22 30 49.59 -03 49 31.6 V J95
2018-08-31 22:15:18 C 22 30 49.57 -03 49 04.5 V J95
2018-09-01 08:28:28 C 22 30 53.01 -02 59 26.8 V 703
2018-09-01 08:36:16 C 22 30 52.92 -02 58 47.6 V 703
2018-09-01 08:44:03 C 22 30 52.81 -02 58 08.3 V 703
2018-09-01 08:51:50 C 22 30 52.71 -02 57 29.5 V 703
2018-09-01 22:47:33 C 22 31 08.11 -01 44 20.5 q J95
2018-09-01 22:53:24 C 22 31 08.10 -01 43 47.7 q J95
2018-09-01 22:59:14 C 22 31 08.04 -01 43 15.1 q J95
2018-09-01 23:09:48 C 22 31 07.87 -01 42 16.6 q Z80
2018-09-01 23:13:59 C 22 31 07.84 -01 41 52.7 q Z80
2018-09-01 23:18:10 C 22 31 07.84 -01 41 29.9 q Z80
2018-09-01 23:22:57 C 22 31 07.71 -01 41 02.4 q Z80
2018-09-01 23:27:34 C 22 31 07.78 -01 40 36.5 q Z80
2018-09-01 23:31:45 C 22 31 07.70 -01 40 13.5 q Z80
2018-09-02 05:47:05 C 22 31 12.65 -01 04 00.0 V H21
2018-09-02 05:49:47 C 22 31 12.61 -01 03 44.3 V H21
2018-09-02 05:52:28 C 22 31 12.58 -01 03 28.4 V H21
2018-09-02 05:55:10 C 22 31 12.54 -01 03 12.3 V H21
2018-09-02 05:57:51 C 22 31 12.49 -01 02 56.6 V H21
2018-09-02 06:00:32 C 22 31 12.48 -01 02 40.7 V H21
2018-09-02 06:03:39 C 22 31 12.43 -01 02 22.4 V H21
2018-09-02 20:22:00 C 22 31 30.71 +00 26 55.3 V 595
2018-09-02 20:27:55 C 22 31 30.69 +00 27 34.6 V 595
2018-09-02 20:34:06 C 22 31 30.66 +00 28 15.5 V 595
2018-09-02 21:03:10 C 22 31 29.45 +00 31 27.4 t L04
2018-09-02 21:10:03 C 22 31 29.39 +00 32 13.4 t L04
2018-09-03 11:39:27 C 22 31 40.41 +02 15 59.3 U T08
2018-09-03 11:54:54 C 22 31 40.15 +02 17 55.5 U T08
2018-09-03 12:09:27 C 22 31 39.94 +02 19 46.0 U T08
2018-09-03 12:24:38 C 22 31 39.76 +02 21 41.3 U T08
2018-09-03 20:02:15 C 22 31 59.19 +03 20 43.9 V 104
2018-09-03 20:16:02 C 22 31 59.17 +03 22 36.4 V 104
2018-09-03 20:25:03 C 22 31 59.16 +03 23 50.1 V 104
2018-09-04 00:14:43 C 22 31 57.80 +03 55 32.8 V 204
2018-09-04 00:16:22 C 22 31 57.79 +03 55 46.8 V 204
2018-09-04 00:18:14 C 22 31 57.78 +03 56 02.5 V 204
2018-09-04 00:20:00 C 22 31 57.77 +03 56 17.3 V 204
2018-09-04 00:21:48 C 22 31 57.76 +03 56 32.6 V 204
2018-09-04 06:01:30 C 22 32 06.85 +04 45 51.5 V H21
2018-09-04 06:05:24 C 22 32 06.81 +04 46 26.3 V H21
2018-09-04 06:09:19 C 22 32 06.77 +04 47 01.1 V H21
2018-09-04 06:13:13 C 22 32 06.74 +04 47 35.9 V H21
2018-09-04 06:17:07 C 22 32 06.69 +04 48 10.5 V H21
2018-09-04 06:18:25 C 22 32 09.95 +04 48 38.3 V I52
2018-09-04 06:20:41 C 22 32 09.92 +04 48 58.2 V I52
2018-09-04 06:20:51 C 22 32 09.92 +04 48 59.9 V I52
2018-09-04 06:21:00 C 22 32 06.65 +04 48 45.2 V H21
2018-09-04 06:21:03 C 22 32 09.92 +04 49 01.5 V I52
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2018-09-08 02:55:00 124858.6757 0.1 Hz 2380 -1 -1
2018-09-08 03:18:00 35391590.11 4 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)