2018 SB1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3205337201 ± 1.24e-05
Semi-major axis (a)1.5370888568 AU ± 3.11e-05
Inclination (i)4.93854349° ± 1.53e-04
Long. of Asc. Node (Ω)254.22639886° ± 2.11e-04
Arg. of Perihelion (ω)144.08227448° ± 2.27e-04
Mean Anomaly (M)255.49062352° ± 4.03e-02
Mean Motion (n)0.5172063103°/day ± 1.57e-05
Perihelion dist (q)1.04440005 AU ± 2.85e-05
Aphelion dist (Q)2.02977767 AU ± 4.52e-05
Orbital Period1.90567335 yr ± 5.78e-05
Physical Parameters
H (abs. magnitude)23.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.285″
Uncertainty2
Orbit TypeAmor
MOID0.068591 AU
Observations Used59
Oppositions1
Arc Total2018-2018
First Observation Used2018-09-17
Last Observation Used2018-12-10
Observations (61)
Date Type RA Dec Mag Band Observatory
2018-11-17 12:06:57 C 07 49 04.57 +30 18 24.1 V I52
2018-11-17 12:10:33 C 07 49 04.70 +30 18 13.2 V I52
2018-11-17 12:14:09 C 07 49 04.75 +30 18 09.2 V I52
2018-11-17 12:17:44 C 07 49 04.83 +30 17 58.5 V I52
2018-12-09 07:38:35 C 07 45 10.46 +16 35 42.8 V I52
2018-12-09 07:49:37 C 07 45 09.73 +16 35 32.2 V I52
2018-12-09 07:55:01 C 07 45 09.38 +16 35 26.1 V I52
2018-12-09 08:00:26 C 07 45 09.10 +16 35 21.2 V I52
2018-12-10 09:50:18 C 07 43 57.51 +16 06 33.9 o 691
2018-12-10 10:09:33 C 07 43 56.34 +16 06 12.3 o 691
2018-12-10 10:27:35 C 07 43 55.28 +16 05 52.8 o 691