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
2020-04-16 19:17:49 C 10 41 32.18 -11 51 19.4 – V 246
2020-04-16 19:19:58 C 10 41 32.07 -11 51 29.7 – V 246
2020-04-17 01:00:08 C 10 41 22.05 -12 19 06.2 – V W34
2020-04-17 01:09:02 C 10 41 21.46 -12 19 50.7 – V W34
2020-04-17 01:15:33 C 10 41 21.07 -12 20 23.1 – q W33
2020-04-17 01:18:02 C 10 41 20.61 -12 20 35.7 – q W46
2020-04-17 01:18:40 C 10 41 20.88 -12 20 39.0 – V W34
2020-04-17 01:30:17 C 10 41 20.15 -12 21 37.0 – V W34
2020-04-17 01:30:22 C 10 41 20.15 -12 21 37.3 – q W33
2020-04-17 01:48:52 C 10 41 18.67 -12 23 10.5 – q W46
2020-04-17 01:56:38 C 10 41 18.50 -12 23 48.6 – q W33
2020-04-17 02:10:42 C 10 41 17.60 -12 24 58.5 – q W33
2020-04-17 02:13:31 C 10 41 17.06 -12 25 13.0 – q W46
2020-04-17 02:24:39 C 10 41 16.70 -12 26 08.1 – q W33
2020-04-17 05:13:55 C 10 41 09.24 -12 40 13.3 – V 703
2020-04-17 05:22:05 C 10 41 08.75 -12 40 54.5 – V 703
2020-04-17 05:30:16 C 10 41 08.18 -12 41 35.3 – V 703
2020-04-17 05:38:27 C 10 41 07.66 -12 42 16.5 – V 703
2020-04-17 07:46:26 C 10 41 04.80 -12 52 44.8 – V T08
2020-04-17 07:51:05 C 10 41 04.49 -12 53 07.8 – V T08
2020-04-17 07:59:46 C 10 41 03.88 -12 53 52.0 – V T08
2020-04-17 08:17:14 C 10 41 02.70 -12 55 20.3 – V T08
2020-04-18 10:24:00 C 10 40 06.31 -15 14 09.2 – V T05
2020-04-18 10:29:02 C 10 40 06.03 -15 14 36.8 – V T05
2020-04-18 10:37:22 C 10 40 05.56 -15 15 22.2 – V T05
2020-04-18 10:51:59 C 10 40 04.71 -15 16 42.1 – V T05
2020-04-19 04:06:05 C 10 39 32.83 -16 53 30.0 – V W88
2020-04-19 04:20:34 C 10 39 31.97 -16 54 54.3 – V W88
2020-04-19 04:25:38 C 10 39 31.69 -16 55 23.8 – V W88
2020-04-20 09:29:38 C 10 38 35.79 -19 57 14.0 – V T08
2020-04-20 09:33:46 C 10 38 35.52 -19 57 40.5 – V T08
2020-04-20 09:41:17 C 10 38 35.05 -19 58 28.1 – V T08
2020-04-20 09:57:21 C 10 38 34.02 -20 00 10.5 – V T08
2020-04-22 08:12:38 C 10 37 11.70 -25 24 18.6 – V T05
2020-04-22 08:16:37 C 10 37 11.40 -25 24 48.2 – V T05
2020-04-22 08:24:33 C 10 37 10.80 -25 25 47.0 – V T05
2020-04-22 08:40:41 C 10 37 09.63 -25 27 47.1 – V T05
2020-04-22 11:07:27 C 10 37 07.80 -25 44 28.6 – V Q78
2020-04-22 11:16:22 C 10 37 07.08 -25 45 35.8 – V Q78
2020-04-22 11:25:17 C 10 37 06.47 -25 46 43.1 – V Q78
2020-04-23 11:04:36 C 10 36 25.02 -28 53 00.2 – V Q78
2020-04-23 11:14:28 C 10 36 24.28 -28 54 20.0 – V Q78
2020-04-23 11:24:38 C 10 36 23.53 -28 55 42.2 – V Q78
2020-05-09 10:19:35 C 22 36 35.43 -87 00 33.3 – V R57
2020-05-09 10:22:21 C 22 36 35.80 -87 00 11.7 – V R57
2020-05-09 10:25:08 C 22 36 36.16 -86 59 50.3 – V R57
2020-05-09 10:27:55 C 22 36 36.47 -86 59 28.5 – V R57
2020-06-30 12:14:10 C 21 33 26.927 -39 57 15.30 – U F51
2020-06-30 12:29:01 C 21 33 25.511 -39 57 06.29 – U F51
2020-06-30 12:43:51 C 21 33 24.098 -39 56 57.47 – U F51