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
2018-09-08 23:12:17 C 22 38 17.32 +36 10 36.0 q 160
2018-09-08 23:12:35 C 22 38 16.39 +36 10 19.8 V C47
2018-09-08 23:13:54 C 22 38 17.40 +36 11 21.5 q 160
2018-09-08 23:15:24 C 22 38 17.46 +36 12 03.6 q 160
2018-09-08 23:16:54 C 22 38 17.54 +36 12 46.1 q 160
2018-09-08 23:18:33 C 22 38 17.64 +36 13 32.2 q 160
2018-09-08 23:25:35 C 22 38 17.13 +36 16 24.6 V C47
2018-09-08 23:30:35 C 22 38 17.43 +36 18 45.1 V C47
2018-09-10 20:59:10 n 22 49 36.36 +61 31 06.4 16.5 V Z43
2018-09-10 21:07:43 n 22 49 39.57 +61 36 24.3 16.9 V Z43
2018-09-10 21:15:51 n 22 49 42.61 +61 41 26.7 16.9 V Z43
2018-09-10 21:28:07 C 22 49 47.16 +61 49 02.9 16.8 V Z43
2018-09-10 21:34:13 C 22 49 49.47 +61 52 49.7 16.9 V Z43
2018-09-10 21:47:42 C 22 49 54.44 +62 01 10.3 17.0 V Z43
2018-09-10 21:59:01 C 22 49 58.66 +62 08 10.4 17.0 V Z43
2018-09-10 22:09:44 C 22 50 02.67 +62 14 47.5 16.9 V Z43
2018-09-10 22:19:05 C 22 50 06.16 +62 20 34.0 16.8 V Z43
2018-09-11 10:32:53 C 22 57 53.56 +69 52 26.4 U T05
2018-09-11 10:57:12 C 22 58 09.44 +70 07 09.2 U T05
2018-09-11 11:11:56 C 22 58 19.26 +70 16 01.8 U T05
2018-09-11 11:13:16 C 22 58 20.16 +70 16 49.4 U T05
2018-09-12 19:42:09 C 03 08 51.69 +87 19 20.0 t L04
2018-09-12 19:50:36 C 03 14 49.13 +87 20 56.4 t L04
2018-09-12 19:56:30 C 03 19 02.53 +87 21 59.7 t L04
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)