IAA RAS IAA Minor Planet Database

2018 SL1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1607047000
Semi-major axis (a)1.2156480000 AU
Inclination (i)15.80470000°
Long. of Asc. Node (Ω)354.09178000°
Arg. of Perihelion (ω)16.62311000°
Mean Anomaly (M)117.37486000°
Mean Motion (n)0.7353470000°/day
Perihelion dist (q)1.02028770 AU
Aphelion dist (Q)1.41100830 AU
Orbital Period1.34033010 yr
Physical Parameters
H (abs. magnitude)26.10
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.480″
Uncertainty6
Orbit TypeAmor
MOID0.019198 AU
Observations Used17
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2018-09-21
Observations (17)
Date Type RA Dec Mag Band Observatory
2018-09-17 08:19:14 C 01 26 39.81 +18 15 31.8 – U I41
2018-09-17 08:19:45 C 01 26 39.52 +18 15 46.1 – U I41
2018-09-17 09:13:57 C 01 26 08.02 +18 41 43.8 – U I41
2018-09-17 09:14:27 C 01 26 07.69 +18 41 58.3 – U I41
2018-09-17 11:25:12 C 01 24 51.38 +19 44 01.2 – U I41
2018-09-17 11:25:42 C 01 24 51.04 +19 44 15.2 – U I41
2018-09-18 09:22:32 C 01 13 36.70 +29 48 32.9 – U I41
2018-09-18 09:23:02 C 01 13 36.33 +29 48 47.7 – U I41
2018-09-20 05:09:50 C 00 47 46.67 +46 25 04.7 – u H21
2018-09-20 05:18:20 C 00 47 40.42 +46 27 48.9 – u H21
2018-09-20 05:20:31 C 00 47 38.78 +46 28 31.1 – u H21
2018-09-20 19:47:15 C 00 38 14.70 +50 44 27.9 – V K51
2018-09-20 19:49:31 C 00 38 13.03 +50 45 07.0 – V K51
2018-09-20 19:51:46 C 00 38 11.46 +50 45 45.4 – V K51
2018-09-20 19:54:00 C 00 38 09.76 +50 46 24.5 – V K51
2018-09-21 03:25:35 C 00 32 24.55 +52 47 36.9 – V 204
2018-09-21 03:43:13 C 00 32 11.25 +52 51 59.8 – V 204