IAA RAS IAA Minor Planet Database

2020 DM4

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4556668649 ± 2.72e-06
Semi-major axis (a)1.8877362206 AU ± 1.00e-05
Inclination (i)4.10756064° ± 2.01e-05
Long. of Asc. Node (Ω)6.70523801° ± 2.24e-05
Arg. of Perihelion (ω)222.82542193° ± 3.87e-05
Mean Anomaly (M)48.19410063° ± 6.12e-03
Mean Motion (n)0.3800146267°/day ± 3.03e-06
Perihelion dist (q)1.02755738 AU ± 7.49e-06
Aphelion dist (Q)2.74791507 AU ± 1.55e-05
Orbital Period2.59365354 yr ± 2.07e-05
Physical Parameters
H (abs. magnitude)21.73
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.261″
Uncertainty1
Orbit TypeAmor
MOID0.046482 AU
Observations Used330
Oppositions1
Arc Total2020-2020
First Observation Used2020-02-26
Last Observation Used2020-08-23
Observations (363)
Date Type RA Dec Mag Band Observatory
2020-03-15 04:01:45 C 11 12 44.44 +11 32 51.1 – u 807
2020-03-15 04:06:09 C 11 12 44.24 +11 32 48.8 – u 807
2020-03-15 04:10:31 C 11 12 44.04 +11 32 47.3 – u 807
2020-03-15 21:53:04 C 11 12 06.52 +11 24 39.5 – V K87
2020-03-15 22:08:04 C 11 12 05.85 +11 24 33.6 – V K87
2020-03-15 22:23:05 C 11 12 05.19 +11 24 27.6 – V K87
2020-03-16 04:31:30 C 11 11 53.09 +11 22 01.0 – V G96
2020-03-16 04:39:18 C 11 11 52.73 +11 21 57.9 – V G96
2020-03-16 04:47:04 C 11 11 52.38 +11 21 54.6 – V G96
2020-03-16 04:54:52 C 11 11 52.02 +11 21 51.3 – V G96
2020-03-16 10:36:39 C 11 11 36.15 +11 19 21.6 – o 691
2020-03-16 10:47:57 C 11 11 35.64 +11 19 16.4 – o 691
2020-03-16 10:59:18 C 11 11 35.18 +11 19 11.0 – o 691
2020-03-17 01:27:47 C 11 11 03.86 +11 12 29.6 – V C47
2020-03-17 01:34:30 C 11 11 03.57 +11 12 26.4 – V C47
2020-03-17 01:41:43 C 11 11 03.27 +11 12 23.3 – V C47
2020-03-17 01:48:57 C 11 11 02.95 +11 12 19.5 – V C47
2020-03-17 01:56:09 C 11 11 02.64 +11 12 15.8 – V C47
2020-03-17 15:13:10 C 11 10 34.58 +11 06 11.1 – q D29
2020-03-17 15:33:32 C 11 10 33.57 +11 06 01.5 – q D29
2020-03-17 15:53:53 C 11 10 32.56 +11 05 51.4 – q D29
2020-03-18 20:41:09 C 11 09 27.42 +10 50 54.9 – V 246
2020-03-18 20:41:36 C 11 09 27.40 +10 50 54.5 – V 246
2020-03-18 20:41:57 C 11 09 27.36 +10 50 54.5 – V 246
2020-03-18 20:42:18 C 11 09 27.34 +10 50 54.3 – V 246
2020-03-18 20:42:38 C 11 09 27.33 +10 50 54.2 – V 246
2020-03-18 20:42:59 C 11 09 27.33 +10 50 54.4 – V 246
2020-03-18 20:43:21 C 11 09 27.32 +10 50 53.8 – V 246
2020-03-18 20:43:41 C 11 09 27.31 +10 50 53.8 – V 246
2020-03-18 20:44:33 C 11 09 27.24 +10 50 53.2 – V 246
2020-03-19 19:26:49 C 11 08 34.26 +10 38 10.1 – V 246
2020-03-19 19:28:20 C 11 08 34.23 +10 38 09.3 – V 246
2020-03-19 19:28:35 C 11 08 34.23 +10 38 08.8 – V 246
2020-03-19 19:29:26 C 11 08 34.13 +10 38 08.0 – V 246
2020-03-19 19:30:33 C 11 08 34.11 +10 38 07.5 – V 246
2020-03-19 19:30:48 C 11 08 34.08 +10 38 07.8 – V 246
2020-03-19 19:31:02 C 11 08 34.10 +10 38 07.3 – V 246
2020-03-19 21:29:48 C 11 08 28.38 +10 37 02.0 – V L01
2020-03-19 21:30:57 C 11 08 28.33 +10 37 01.1 – V L01
2020-03-19 21:32:04 C 11 08 28.29 +10 37 00.6 – V L01
2020-03-19 21:33:13 C 11 08 28.22 +10 36 59.7 – V L01
2020-03-19 21:34:21 C 11 08 28.18 +10 36 59.2 – V L01
2020-03-19 21:35:30 C 11 08 28.12 +10 36 58.6 – V L01
2020-03-19 21:36:45 C 11 08 28.05 +10 36 57.7 – V L01
2020-03-19 21:37:52 C 11 08 28.01 +10 36 57.1 – V L01
2020-03-19 22:10:54 C 11 08 26.50 +10 36 37.6 – V 130
2020-03-19 22:19:18 C 11 08 26.09 +10 36 32.4 – V 130
2020-03-20 22:57:33 C 11 07 26.28 +10 21 27.7 – V 203
2020-03-20 23:18:39 C 11 07 25.17 +10 21 14.4 – V 203
2020-03-20 23:39:44 C 11 07 24.13 +10 21 00.9 – V 203