2017 SZ20

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1259120299 ± 6.57e-07
Semi-major axis (a)1.1582949539 AU ± 1.50e-09
Inclination (i)20.87883902° ± 3.72e-05
Long. of Asc. Node (Ω)6.02683702° ± 1.99e-06
Arg. of Perihelion (ω)53.32078855° ± 3.40e-04
Mean Anomaly (M)147.71356643° ± 2.32e-04
Mean Motion (n)0.7906486425°/day ± 1.54e-09
Perihelion dist (q)1.01245169 AU ± 7.61e-07
Aphelion dist (Q)1.30413822 AU ± 7.61e-07
Orbital Period1.24660466 yr ± 2.43e-09
Physical Parameters
H (abs. magnitude)24.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.301″
Uncertainty0
Orbit TypeApollo
MOID0.055351 AU
Observations Used61
Oppositions1
Arc Total2017-2022
First Observation Used2017-09-29
Last Observation Used2022-09-28
Observations (64)
Date Type RA Dec Mag Band Observatory
2022-09-27 22:48:21 C 02 40 19.64 +21 03 53.8 X 033
2022-09-27 22:49:11 C 02 40 19.44 +21 04 04.0 X 033
2022-09-27 22:50:08 C 02 40 19.84 +21 04 24.6 V 203
2022-09-27 22:56:11 C 02 40 18.43 +21 05 39.8 V 204
2022-09-27 23:18:48 C 02 40 13.29 +21 10 21.0 V 204
2022-09-28 00:22:53 C 02 39 59.981 +21 23 53.95 V Z84
2022-09-28 00:32:27 C 02 39 56.935 +21 25 26.36 V J95
2022-09-28 00:33:17 C 02 39 57.526 +21 26 03.59 V Z84
2022-09-28 00:50:24 C 02 39 52.752 +21 29 10.54 V J95
2022-09-28 00:59:25 C 02 39 50.676 +21 31 02.60 V J95
2022-09-28 09:29:23 C 02 38 00.384 +23 17 59.74 V 654
2022-09-28 09:35:10 C 02 37 58.924 +23 19 12.58 V 654
2022-09-28 11:17:22 C 02 37 33.067 +23 40 39.60 V 654
2022-09-28 11:23:23 C 02 37 31.551 +23 41 55.23 V 654