2018 AT

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3991321202 ± 1.07e-07
Semi-major axis (a)1.6906255121 AU ± 5.76e-08
Inclination (i)13.37691170° ± 4.84e-06
Long. of Asc. Node (Ω)355.76143090° ± 2.80e-05
Arg. of Perihelion (ω)21.50647550° ± 2.92e-05
Mean Anomaly (M)242.78969288° ± 5.75e-05
Mean Motion (n)0.4483747512°/day ± 2.29e-08
Perihelion dist (q)1.01584257 AU ± 1.84e-07
Aphelion dist (Q)2.36540846 AU ± 1.98e-07
Orbital Period2.19821986 yr ± 1.12e-07
Physical Parameters
H (abs. magnitude)20.59
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.127″
Uncertainty0
Orbit TypeApollo
MOID0.028042 AU
Observations Used67
Oppositions2
Arc Total2016-2019
First Observation Used2016-01-21
Last Observation Used2019-06-02
Observations (68)
Date Type RA Dec Mag Band Observatory
2018-01-17 05:11:18 C 02 51 01.381 +49 46 02.72 U T14
2018-01-17 05:12:20 C 02 51 01.581 +49 46 02.25 U T14
2018-01-17 05:13:23 C 02 51 01.783 +49 46 01.75 U T14
2018-01-17 05:14:25 C 02 51 01.985 +49 46 01.32 U T14
2018-01-17 05:15:26 C 02 51 02.184 +49 46 00.84 U T14
2018-01-17 05:16:28 C 02 51 02.389 +49 46 00.36 U T14
2018-02-04 03:03:06 C 04 06 58.20 +45 53 05.3 o 695
2018-02-04 03:07:56 C 04 06 58.93 +45 53 02.4 o 695
2018-02-04 03:12:45 C 04 06 59.66 +45 52 59.6 o 695
2018-02-13 06:35:07 C 04 39 06.589 +43 43 27.01 U T12
2018-02-13 06:44:47 C 04 39 07.893 +43 43 21.22 U T12
2019-06-01 08:27:20 C 14 34 20.062 -39 34 30.13 V T14
2019-06-02 08:34:34 C 14 32 35.431 -39 27 30.04 V T14
2019-06-02 08:37:16 C 14 32 35.239 -39 27 29.21 V T14
2019-06-02 08:39:58 C 14 32 35.035 -39 27 28.44 V T14
2019-06-02 08:43:00 C 14 32 34.813 -39 27 27.50 V T14
2019-06-02 08:45:42 C 14 32 34.607 -39 27 26.64 V T14
2019-06-02 08:48:24 C 14 32 34.411 -39 27 25.93 V T14