IAA RAS IAA Minor Planet Database

2020 DJ4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4190081519 ± 1.87e-04
Semi-major axis (a)1.7703857163 AU ± 6.19e-04
Inclination (i)14.62270126° ± 6.95e-03
Long. of Asc. Node (Ω)327.52836032° ± 5.17e-04
Arg. of Perihelion (ω)254.71939920° ± 8.20e-04
Mean Anomaly (M)126.68082515° ± 4.44e-01
Mean Motion (n)0.4184180688°/day ± 2.19e-04
Perihelion dist (q)1.02857967 AU ± 4.88e-04
Aphelion dist (Q)2.51219176 AU ± 9.38e-04
Orbital Period2.35560163 yr ± 1.23e-03
Physical Parameters
H (abs. magnitude)22.90
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.308″
Uncertainty3
Orbit TypeAmor
MOID0.185573 AU
Observations Used43
Oppositions1
Arc Total2020-2020
First Observation Used2020-02-27
Last Observation Used2020-03-13
Observations (44)
Date Type RA Dec Mag Band Observatory
2020-02-27 05:12:09 C 09 24 24.23 +07 14 49.3 – V G96
2020-02-27 05:26:52 C 09 24 22.24 +07 14 23.0 – V G96
2020-02-27 05:34:13 C 09 24 21.25 +07 14 10.1 – V G96
2020-02-27 06:40:43 C 09 24 12.03 +07 12 11.5 – o 711
2020-02-27 06:46:05 C 09 24 11.32 +07 12 01.5 – o 711
2020-02-27 06:51:27 C 09 24 10.57 +07 11 52.2 – o 711
2020-02-27 09:20:00 C 09 23 50.83 +07 07 22.2 – V I52
2020-02-27 09:24:49 C 09 23 50.21 +07 07 13.2 – V I52
2020-02-27 09:29:38 C 09 23 49.58 +07 07 04.3 – V I52
2020-02-27 20:37:53 C 09 22 26.907 +06 46 52.75 – V J04
2020-02-27 20:46:37 C 09 22 25.741 +06 46 36.11 – V J04
2020-02-28 01:54:08 C 09 21 45.75 +06 37 43.6 – V 807
2020-02-28 01:59:50 C 09 21 44.96 +06 37 33.2 – V 807
2020-02-28 02:05:32 C 09 21 44.18 +06 37 22.9 – V 807
2020-02-28 05:12:06 C 09 21 20.02 +06 31 07.0 – V G96
2020-02-28 05:14:11 C 09 21 19.73 +06 31 03.2 – V G96
2020-02-28 05:16:16 C 09 21 19.47 +06 30 59.0 – V G96
2020-02-28 05:17:32 C 09 21 19.55 +06 30 59.7 – V I52
2020-02-28 05:22:25 C 09 21 18.65 +06 30 46.7 – V I52
2020-02-28 05:27:17 C 09 21 17.95 +06 30 38.6 – V I52
2020-02-28 05:32:10 C 09 21 17.31 +06 30 29.2 – V I52
2020-02-29 01:17:21 C 09 18 45.20 +05 54 11.4 – V 807
2020-02-29 01:29:20 C 09 18 43.56 +05 53 49.0 – V 807
2020-02-29 01:41:19 C 09 18 41.92 +05 53 26.5 – V 807
2020-02-29 03:23:41 C 09 18 29.07 +05 49 40.6 – V I52
2020-02-29 03:27:18 C 09 18 28.53 +05 49 33.4 – V I52
2020-02-29 03:30:55 C 09 18 28.09 +05 49 26.4 – V I52
2020-02-29 03:34:31 C 09 18 27.56 +05 49 20.0 – V I52
2020-02-29 03:47:50 C 09 18 25.07 +05 48 52.0 – u H21
2020-02-29 03:52:10 C 09 18 24.48 +05 48 43.8 – u H21
2020-02-29 03:59:17 C 09 18 23.51 +05 48 30.2 – u H21
2020-03-02 04:12:19 C 09 12 06.36 +04 15 50.7 – u 807
2020-03-02 04:19:43 C 09 12 05.38 +04 15 35.5 – u 807
2020-03-02 04:26:55 C 09 12 04.39 +04 15 20.9 – u 807
2020-03-04 02:11:10 C 09 06 06.29 +02 43 06.2 – u 807
2020-03-04 02:18:33 C 09 06 05.27 +02 42 51.0 – u 807
2020-03-04 02:25:45 C 09 06 04.30 +02 42 35.9 – u 807
2020-03-04 05:13:58 C 09 05 42.14 +02 36 15.5 – V V06
2020-03-04 05:20:36 C 09 05 41.24 +02 36 02.8 – V V06
2020-03-04 05:27:15 C 09 05 40.32 +02 35 48.8 – V V06
2020-03-04 05:33:52 C 09 05 39.41 +02 35 35.7 – V V06
2020-03-13 01:10:19 C 08 38 35.44 -05 06 14.5 – u 807
2020-03-13 01:21:59 C 08 38 33.91 -05 06 40.9 – u 807
2020-03-13 01:33:39 C 08 38 32.39 -05 07 07.6 – u 807