IAA RAS IAA Minor Planet Database

2018 ST13

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4858454000
Semi-major axis (a)1.9763736000 AU
Inclination (i)3.12280000°
Long. of Asc. Node (Ω)334.78599000°
Arg. of Perihelion (ω)316.74849000°
Mean Anomaly (M)232.14566000°
Mean Motion (n)0.3547321200°/day
Perihelion dist (q)1.01616160 AU
Aphelion dist (Q)2.93658560 AU
Orbital Period2.77845630 yr
Physical Parameters
H (abs. magnitude)23.70
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.420″
Uncertainty8
Orbit TypeAmor
MOID0.028372 AU
Observations Used20
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2018-09-30
Observations (20)
Date Type RA Dec Mag Band Observatory
2018-09-17 02:36:29 C 00 02 50.583 +06 23 09.29 – U 309
2018-09-17 02:38:13 C 00 02 50.502 +06 23 08.90 – U 309
2018-09-17 02:39:57 C 00 02 50.422 +06 23 09.24 – U 309
2018-09-17 02:41:41 C 00 02 50.367 +06 23 09.41 – U 309
2018-09-17 02:43:26 C 00 02 50.296 +06 23 09.26 – U 309
2018-09-17 02:45:10 C 00 02 50.211 +06 23 09.40 – U 309
2018-09-17 02:46:54 C 00 02 50.146 +06 23 09.38 – U 309
2018-09-17 02:48:39 C 00 02 50.067 +06 23 09.09 – U 309
2018-09-17 02:50:23 C 00 02 49.997 +06 23 09.09 – U 309
2018-09-17 02:52:08 C 00 02 49.931 +06 23 09.17 – U 309
2018-09-18 02:29:40 C 00 01 53.376 +06 22 57.38 – U 309
2018-09-18 02:31:24 C 00 01 53.297 +06 22 57.45 – U 309
2018-09-18 02:35:18 C 00 01 53.133 +06 22 57.29 – U 309
2018-09-18 02:38:07 C 00 01 53.017 +06 22 57.41 – U 309
2018-09-18 02:39:52 C 00 01 52.942 +06 22 57.44 – U 309
2018-09-18 02:48:18 C 00 01 52.594 +06 22 57.25 – U 309
2018-09-18 02:50:02 C 00 01 52.526 +06 22 57.25 – U 309
2018-09-30 07:36:02 C 23 53 01.43 +06 05 46.2 – V G96
2018-09-30 07:44:11 C 23 53 01.17 +06 05 44.3 – V G96
2018-09-30 08:00:24 C 23 53 00.72 +06 05 44.7 – V G96