2018 QO

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2630746763 ± 2.00e+00
Semi-major axis (a)1.4895612365 AU ± 3.00e+00
Inclination (i)20.65925295° ± 4.00e+00
Long. of Asc. Node (Ω)148.62186601° ± 5.00e+00
Arg. of Perihelion (ω)134.78970301° ± 6.00e+00
Mean Anomaly (M)21.17175940° ± 4.32e-01
Mean Motion (n)0.5421473000°/day ± 1.64e+00
Perihelion dist (q)1.09769600 AU ± 3.71e+00
Aphelion dist (Q)1.88142300 AU ± 4.82e+00
Orbital Period1.81797030 yr ± 5.49e+00
Physical Parameters
H (abs. magnitude)24.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.170″
Uncertainty3
Orbit TypeAmor
MOID0.141709 AU
Observations Used10
Oppositions1
Arc Total2018-2018
First Observation Used
Last Observation Used2018-08-21
Observations (10)
Date Type RA Dec Mag Band Observatory
2018-08-18 09:45:28 C 21 13 51.920 -03 07 04.81 U F51
2018-08-18 10:03:39 C 21 13 53.599 -03 08 57.60 U F51
2018-08-18 10:21:50 C 21 13 55.289 -03 10 50.07 U F51
2018-08-18 10:39:57 C 21 13 56.980 -03 12 42.60 U F51
2018-08-19 09:05:45 C 21 16 21.84 -05 30 25.2 o 291
2018-08-19 09:09:22 C 21 16 22.18 -05 30 47.2 o 291
2018-08-19 09:13:03 C 21 16 22.53 -05 31 09.2 o 291
2018-08-21 01:11:38 C 21 20 43.50 -09 26 43.1 U 807
2018-08-21 01:21:35 C 21 20 44.41 -09 27 40.7 U 807
2018-08-21 01:31:11 C 21 20 45.35 -09 28 35.9 U 807