2018 DJ4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5051755544 ± 5.79e-06
Semi-major axis (a)2.2078076458 AU ± 2.64e-05
Inclination (i)3.39805898° ± 2.27e-05
Long. of Asc. Node (Ω)339.79191878° ± 1.11e-04
Arg. of Perihelion (ω)238.86686057° ± 2.02e-04
Mean Anomaly (M)108.98667270° ± 1.51e-02
Mean Motion (n)0.3004487674°/day ± 5.38e-06
Perihelion dist (q)1.09247719 AU ± 1.83e-05
Aphelion dist (Q)3.32313810 AU ± 4.17e-05
Orbital Period3.28051365 yr ± 5.88e-05
Physical Parameters
H (abs. magnitude)21.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.235″
Uncertainty2
Orbit TypeAmor
MOID0.100285 AU
Observations Used82
Oppositions1
Arc Total2018-2018
First Observation Used2018-02-26
Last Observation Used2018-07-05
Observations (85)
Date Type RA Dec Mag Band Observatory
2018-03-22 07:59:37 C 12 51 47.76 -15 10 22.1 U 807
2018-03-22 08:02:23 C 12 51 48.03 -15 10 27.8 U 807
2018-03-22 08:04:31 C 12 51 48.23 -15 10 32.3 U 807
2018-03-26 04:40:45 C 13 02 27.39 -18 29 59.6 U W88
2018-03-26 04:53:01 C 13 02 28.68 -18 30 27.6 U W88
2018-03-26 06:13:07 C 13 02 37.65 -18 33 30.4 U W88
2018-03-28 07:55:24 C 13 09 09.45 -20 31 33.5 o 691
2018-03-28 08:00:37 C 13 09 10.09 -20 31 45.8 o 691
2018-03-28 08:05:50 C 13 09 10.75 -20 31 58.5 o 691
2018-04-05 06:04:39 C 13 40 46.88 -28 54 35.0 U 807
2018-04-05 06:07:05 C 13 40 47.33 -28 54 41.9 U 807
2018-04-05 06:09:32 C 13 40 47.76 -28 54 49.0 U 807
2018-04-05 06:55:29 C 13 40 58.99 -28 57 54.9 U I52
2018-04-05 07:00:36 C 13 40 59.91 -28 58 09.8 U I52
2018-04-05 07:05:41 C 13 41 00.86 -28 58 24.0 U I52
2018-04-05 07:10:47 C 13 41 01.75 -28 58 38.6 U I52
2018-04-07 13:02:40 C 13 52 20.40 -31 31 09.2 U 474
2018-04-07 13:05:33 C 13 52 21.01 -31 31 17.1 U 474
2018-04-07 13:09:53 C 13 52 21.90 -31 31 29.5 U 474
2018-05-18 14:54:22 C 18 30 26.92 -47 51 55.3 U 474
2018-05-18 14:55:22 C 18 30 27.04 -47 51 54.5 U 474
2018-05-18 15:07:32 C 18 30 28.38 -47 51 47.1 U 474
2018-05-18 15:09:33 C 18 30 28.68 -47 51 45.3 U 474
2018-06-07 13:41:39 C 18 59 08.19 -41 58 36.3 U 474
2018-06-07 13:44:33 C 18 59 08.18 -41 58 34.3 U 474
2018-06-07 13:47:26 C 18 59 08.19 -41 58 32.2 U 474
2018-06-07 13:50:19 C 18 59 08.16 -41 58 30.2 U 474
2018-07-04 06:40:44 C 18 49 48.38 -34 47 21.8 U I52
2018-07-04 06:50:36 C 18 49 48.06 -34 47 17.1 U I52
2018-07-04 07:00:28 C 18 49 47.90 -34 47 10.9 U I52
2018-07-04 07:10:20 C 18 49 47.67 -34 47 04.4 U I52
2018-07-05 06:31:02 C 18 49 24.04 -34 33 05.9 U I52
2018-07-05 06:38:35 C 18 49 23.85 -34 33 01.7 U I52
2018-07-05 06:44:18 C 18 49 23.75 -34 32 58.6 U I52
2018-07-05 06:51:51 C 18 49 23.60 -34 32 53.4 U I52