2018 SX2

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2969050152 ± 2.12e-08
Semi-major axis (a)1.3526883520 AU ± 1.21e-08
Inclination (i)10.73823752° ± 4.12e-06
Long. of Asc. Node (Ω)351.07617870° ± 1.51e-05
Arg. of Perihelion (ω)338.31396355° ± 1.40e-05
Mean Anomaly (M)218.61473268° ± 2.48e-05
Mean Motion (n)0.6264921746°/day ± 8.38e-09
Perihelion dist (q)0.95106840 AU ± 2.98e-08
Aphelion dist (Q)1.75430831 AU ± 3.26e-08
Orbital Period1.57324596 yr ± 2.10e-08
Physical Parameters
H (abs. magnitude)20.82
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.206″
Uncertainty0
Orbit TypeApollo
MOID0.035211 AU
Observations Used113
Oppositions2
Arc Total2016-2021
First Observation Used2016-01-16
Last Observation Used2021-04-14
Observations (117)
Date Type RA Dec Mag Band Observatory
2021-03-18 06:15:48 C 11 45 55.46 -01 45 46.0 V I52
2021-03-18 06:19:27 C 11 45 55.09 -01 45 45.8 V I52
2021-03-18 06:23:04 C 11 45 54.75 -01 45 45.6 V I52
2021-03-18 06:26:42 C 11 45 54.43 -01 45 44.9 V I52
2021-03-18 09:21:12 C 11 45 38.614 -01 45 28.43 U F52
2021-03-18 09:37:51 C 11 45 37.035 -01 45 27.12 U F52
2021-03-18 09:54:30 C 11 45 35.488 -01 45 25.67 U F52
2021-04-03 04:28:45 C 11 11 57.45 -01 11 42.6 V G96
2021-04-03 04:36:49 C 11 11 56.80 -01 11 42.6 V G96
2021-04-03 04:44:53 C 11 11 56.16 -01 11 42.0 V G96
2021-04-03 04:52:57 C 11 11 55.41 -01 11 41.3 V G96
2021-04-06 08:43:09 C 11 05 59.554 -01 06 11.61 U F51
2021-04-06 09:19:07 C 11 05 56.719 -01 06 09.49 U F51
2021-04-06 09:37:06 C 11 05 55.301 -01 06 08.43 U F51
2021-04-14 06:17:53 C 10 53 22.616 -00 58 02.39 U F51
2021-04-14 06:56:14 C 10 53 20.285 -00 58 01.61 U F51
2021-04-14 07:15:27 C 10 53 19.126 -00 58 01.05 U F51