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
2018-09-04 06:24:30 C 22 32 06.62 +04 49 16.5 V H21
2018-09-04 19:15:02 C 22 32 34.33 +06 50 39.5 S 151
2018-09-04 19:17:10 C 22 32 34.37 +06 51 01.1 S 151
2018-09-04 19:19:17 C 22 32 34.39 +06 51 22.5 S 151
2018-09-04 21:16:29 C 22 32 34.04 +07 11 17.4 V G34
2018-09-04 21:18:22 C 22 32 34.13 +07 11 36.6 V G34
2018-09-04 21:20:23 C 22 32 34.09 +07 11 57.4 V G34
2018-09-04 21:22:16 C 22 32 34.08 +07 12 16.2 V G34
2018-09-04 21:24:09 C 22 32 34.09 +07 12 36.0 V G34
2018-09-04 22:00:51 C 22 32 34.11 +07 18 55.7 V 113
2018-09-04 22:03:16 C 22 32 34.12 +07 19 19.8 V 113
2018-09-04 22:05:39 C 22 32 34.10 +07 19 45.5 V 113
2018-09-05 08:34:22 C 22 32 47.76 +09 14 44.4 V I52
2018-09-05 08:35:24 C 22 32 47.75 +09 14 56.4 V I52
2018-09-05 08:36:10 C 22 32 47.75 +09 15 05.1 V I52
2018-09-05 08:36:26 C 22 32 47.74 +09 15 08.1 V I52
2018-09-05 19:48:09 C 22 33 20.24 +11 30 19.2 q 113
2018-09-05 19:49:28 C 22 33 20.26 +11 30 36.3 q 113
2018-09-05 19:50:47 C 22 33 20.26 +11 30 53.3 q 113
2018-09-05 19:52:06 C 22 33 20.29 +11 31 10.3 q 113
2018-09-05 21:01:47 C 22 33 20.86 +11 46 18.9 q K61
2018-09-05 21:05:44 C 22 33 20.90 +11 47 10.4 q K61
2018-09-05 21:06:58 C 22 33 20.89 +11 47 26.3 q K61
2018-09-05 22:23:06 C 22 33 21.61 +12 04 22.1 q 160
2018-09-05 22:26:13 C 22 33 21.61 +12 05 03.4 q 160
2018-09-05 22:29:24 C 22 33 21.61 +12 05 45.6 q 160
2018-09-06 05:00:08 C 22 33 41.55 +13 35 17.4 V 703
2018-09-06 05:08:19 C 22 33 41.55 +13 37 15.1 V 703
2018-09-06 05:16:32 C 22 33 41.53 +13 39 11.3 V 703
2018-09-06 05:24:44 C 22 33 41.50 +13 41 08.4 V 703
2018-09-06 11:35:58 C 22 33 47.70 +15 12 35.5 U T05
2018-09-06 11:56:49 C 22 33 47.58 +15 17 49.7 U T05
2018-09-06 12:16:56 C 22 33 47.50 +15 22 54.0 U T05
2018-09-07 03:58:03 C 22 34 51.66 +19 42 47.2 V I52
2018-09-07 04:00:05 C 22 34 51.70 +19 43 24.0 V I52
2018-09-07 04:00:15 C 22 34 51.70 +19 43 27.3 V I52
2018-09-08 05:08:45 C 22 36 34.99 +28 24 30.8 V G96
2018-09-08 05:16:11 C 22 36 35.16 +28 27 27.5 V G96
2018-09-08 05:23:37 C 22 36 35.33 +28 30 23.9 V G96
2018-09-08 05:31:02 C 22 36 35.49 +28 33 20.7 V G96
2018-09-08 09:54:37 C 22 36 41.68 +30 19 17.4 V I52
2018-09-08 09:58:39 C 22 36 41.85 +30 20 56.3 V I52
2018-09-08 10:02:06 C 22 36 41.99 +30 22 20.4 V I52
2018-09-08 10:02:17 C 22 36 42.00 +30 22 25.0 V I52
2018-09-08 11:18:05 C 22 36 54.57 +30 55 21.2 U T08
2018-09-08 11:53:57 C 22 36 55.32 +31 10 15.6 U T08
2018-09-08 12:01:55 C 22 36 55.52 +31 13 34.9 U T08
2018-09-08 22:32:03 C 22 38 15.67 +35 51 38.2 v 587
2018-09-08 22:34:52 C 22 38 15.82 +35 52 56.7 v 587
2018-09-08 22:37:39 C 22 38 15.97 +35 54 15.1 v 587
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)