2019 SZ4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2342043213 ± 2.00e+00
Semi-major axis (a)1.1044486817 AU ± 3.00e+00
Inclination (i)6.16570296° ± 4.00e+00
Long. of Asc. Node (Ω)170.68387681° ± 5.00e+00
Arg. of Perihelion (ω)285.54552005° ± 6.00e+00
Mean Anomaly (M)41.66238791° ± 8.46e-01
Mean Motion (n)0.8491526700°/day ± 3.46e+00
Perihelion dist (q)0.84578100 AU ± 3.19e+00
Aphelion dist (Q)1.36311640 AU ± 4.31e+00
Orbital Period1.16069560 yr ± 4.73e+00
Physical Parameters
H (abs. magnitude)25.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.185″
Uncertainty3
Orbit TypeApollo
MOID0.005388 AU
Observations Used11
Oppositions1
Arc Total2019-2019
First Observation Used
Last Observation Used2019-09-28
Observations (11)
Date Type RA Dec Mag Band Observatory
2019-09-24 10:27:53 C 00 15 32.350 -16 38 08.89 U F51
2019-09-24 10:43:39 C 00 15 32.118 -16 39 42.61 U F51
2019-09-24 10:59:23 C 00 15 31.897 -16 41 15.89 U F51
2019-09-24 11:15:11 C 00 15 31.674 -16 42 49.78 U F51
2019-09-25 00:17:25 C 00 15 49.22 -18 02 44.3 V L01
2019-09-25 00:27:50 C 00 15 49.23 -18 03 48.5 V L01
2019-09-25 00:28:29 C 00 15 49.21 -18 03 52.3 V L01
2019-09-25 10:09:01 C 00 16 05.991 -19 04 28.97 U F51
2019-09-25 10:40:44 C 00 16 05.541 -19 07 53.13 U F51
2019-09-28 00:01:42 C 00 17 51.560 -26 24 29.02 V J04
2019-09-28 00:07:35 C 00 17 51.510 -26 25 15.61 V J04