2019 QJ4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1901505430 ± 5.24e-05
Semi-major axis (a)1.0300878709 AU ± 2.50e-05
Inclination (i)9.07665060° ± 2.58e-03
Long. of Asc. Node (Ω)338.10557422° ± 7.76e-05
Arg. of Perihelion (ω)249.55371052° ± 3.08e-03
Mean Anomaly (M)71.38829740° ± 8.86e-02
Mean Motion (n)0.9427593884°/day ± 3.44e-05
Perihelion dist (q)0.83421610 AU ± 5.77e-05
Aphelion dist (Q)1.22595964 AU ± 6.17e-05
Orbital Period1.04546960 yr ± 3.81e-05
Physical Parameters
H (abs. magnitude)25.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.325″
Uncertainty2
Orbit TypeApollo
MOID0.031333 AU
Observations Used61
Oppositions1
Arc Total2019-2019
First Observation Used2019-08-27
Last Observation Used2019-09-19
Observations (62)
Date Type RA Dec Mag Band Observatory
2019-09-06 05:55:00 C 21 54 51.55 -02 21 53.6 V I52
2019-09-06 05:56:05 C 21 54 51.32 -02 21 49.2 V I52
2019-09-06 05:57:11 C 21 54 51.17 -02 21 47.8 V I52
2019-09-06 05:58:18 C 21 54 50.94 -02 21 42.8 V I52
2019-09-17 01:17:52 C 21 32 19.93 +05 34 07.5 u H21
2019-09-17 01:44:12 C 21 32 18.53 +05 34 35.6 u H21
2019-09-17 02:04:41 C 21 32 17.41 +05 34 56.7 u H21
2019-09-18 02:50:13 C 21 31 22.79 +05 59 34.3 u H21
2019-09-18 03:24:21 C 21 31 21.12 +06 00 07.1 u H21
2019-09-19 03:58:26 C 21 30 37.05 +06 22 31.4 o 695
2019-09-19 04:05:20 C 21 30 36.76 +06 22 37.6 o 695
2019-09-19 04:12:15 C 21 30 36.45 +06 22 43.4 o 695