IAA RAS IAA Minor Planet Database

2020 DB4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3621431000
Semi-major axis (a)1.5648605000 AU
Inclination (i)2.27155000°
Long. of Asc. Node (Ω)186.86623000°
Arg. of Perihelion (ω)303.56575000°
Mean Anomaly (M)346.08236000°
Mean Motion (n)0.5034897700°/day
Perihelion dist (q)0.99815710 AU
Aphelion dist (Q)2.13156390 AU
Orbital Period1.95755260 yr
Physical Parameters
H (abs. magnitude)25.40
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.440″
Uncertainty6
Orbit TypeApollo
MOID0.032370 AU
Observations Used55
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2020-04-02
Observations (55)
Date Type RA Dec Mag Band Observatory
2020-02-27 06:58:36 C 10 27 37.65 -18 45 26.3 – V 703
2020-02-27 07:06:13 C 10 27 41.12 -18 45 06.8 – V 703
2020-02-27 07:13:50 C 10 27 44.66 -18 44 48.4 – V 703
2020-02-27 07:21:28 C 10 27 48.27 -18 44 28.4 – V 703
2020-02-27 09:36:09 C 10 28 51.38 -18 38 39.0 – V I52
2020-02-27 09:36:45 C 10 28 51.60 -18 38 38.2 – V I52
2020-02-27 09:37:22 C 10 28 51.93 -18 38 36.2 – V I52
2020-02-27 09:37:58 C 10 28 52.22 -18 38 34.8 – V I52
2020-02-27 22:51:23 C 10 35 38.52 -18 05 57.0 – V J95
2020-02-27 23:13:27 C 10 35 48.53 -18 05 03.9 – V J95
2020-02-27 23:21:50 C 10 35 56.018 -18 03 57.61 – V J04
2020-02-27 23:22:38 C 10 35 56.337 -18 03 55.12 – V J04
2020-02-27 23:23:26 C 10 35 56.722 -18 03 53.49 – V J04
2020-02-28 03:07:15 C 10 37 44.20 -17 51 38.8 – u 807
2020-02-28 03:12:46 C 10 37 46.61 -17 51 25.9 – u 807
2020-02-28 03:18:06 C 10 37 48.92 -17 51 13.0 – u 807
2020-02-28 07:16:40 C 10 39 35.54 -17 44 43.6 – V 734
2020-02-28 07:22:22 C 10 39 37.98 -17 44 29.7 – V 734
2020-02-28 07:28:05 C 10 39 40.38 -17 44 15.1 – V 734
2020-02-28 07:33:44 C 10 39 42.78 -17 44 00.9 – V 734
2020-02-28 21:17:00 C 10 46 05.94 -17 10 20.0 – V K96
2020-02-28 21:29:20 C 10 46 11.40 -17 09 56.2 – V K63
2020-02-28 21:31:16 C 10 46 11.71 -17 09 45.7 – V K96
2020-02-28 21:38:12 C 10 46 15.10 -17 09 35.1 – V K63
2020-02-28 21:44:49 C 10 46 17.13 -17 09 13.5 – V K96
2020-02-28 21:51:42 C 10 46 20.57 -17 09 02.7 – V K63
2020-03-02 11:47:30 C 11 10 28.03 -14 42 58.6 – V 474
2020-03-02 11:50:04 C 11 10 28.85 -14 42 54.0 – V 474
2020-03-02 11:52:38 C 11 10 29.63 -14 42 48.7 – V 474
2020-03-03 06:04:37 C 11 16 24.24 -14 04 56.3 – u 807
2020-03-03 06:10:09 C 11 16 25.77 -14 04 44.6 – u 807
2020-03-03 06:15:33 C 11 16 27.27 -14 04 33.3 – u 807
2020-03-05 06:05:04 C 11 30 18.30 -12 33 14.8 – V I52
2020-03-05 06:09:43 C 11 30 19.34 -12 33 06.6 – V I52
2020-03-05 06:13:05 C 11 30 20.09 -12 33 00.2 – V I52
2020-03-05 06:14:11 C 11 30 20.39 -12 32 59.2 – V I52
2020-03-13 03:45:54 C 12 05 10.54 -07 50 55.7 – u 807
2020-03-13 03:52:32 C 12 05 11.19 -07 50 48.3 – u 807
2020-03-13 03:58:54 C 12 05 11.82 -07 50 40.5 – u 807
2020-03-16 03:27:46 C 12 13 07.67 -06 34 09.6 – u 807
2020-03-16 03:32:26 C 12 13 08.05 -06 34 04.7 – u 807
2020-03-16 03:37:06 C 12 13 08.43 -06 33 59.9 – u 807
2020-03-16 09:13:53 C 12 13 36.85 -06 30 06.0 – V G96
2020-03-16 09:23:33 C 12 13 37.58 -06 29 57.2 – V G96
2020-03-16 09:33:13 C 12 13 38.27 -06 29 46.2 – V G96
2020-03-16 09:41:25 C 12 13 38.91 -06 29 38.9 – V G96
2020-03-16 10:28:21 C 12 13 42.48 -06 28 51.6 – o 691
2020-03-16 10:39:40 C 12 13 43.33 -06 28 39.8 – o 691
2020-03-16 10:50:58 C 12 13 44.27 -06 28 28.8 – o 691
2020-04-01 06:10:06 C 12 34 38.18 -02 22 22.0 – u H21