IAA RAS IAA Minor Planet Database

2018 DN1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3983184361 ± 7.48e-08
Semi-major axis (a)1.6107934259 AU ± 1.25e-08
Inclination (i)2.71512443° ± 3.36e-06
Long. of Asc. Node (Ω)130.44776516° ± 1.51e-04
Arg. of Perihelion (ω)59.53480864° ± 1.82e-04
Mean Anomaly (M)270.81355043° ± 2.30e-05
Mean Motion (n)0.4821170644°/day ± 5.62e-09
Perihelion dist (q)0.96918471 AU ± 1.21e-07
Aphelion dist (Q)2.25240214 AU ± 1.22e-07
Orbital Period2.04437129 yr ± 2.38e-08
Physical Parameters
H (abs. magnitude)24.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.268″
Uncertainty0
Orbit TypeApollo
MOID0.026773 AU
Observations Used65
Oppositions1
Arc Total2018-2020
First Observation Used2018-02-23
Last Observation Used2020-05-20
Observations (65)
Date Type RA Dec Mag Band Observatory
2020-05-17 23:32:00 C 16 51 43.40 +17 36 44.7 – q I93
2020-05-17 23:58:10 C 16 51 43.12 +17 34 23.9 – V L01
2020-05-18 00:00:04 C 16 51 43.21 +17 34 13.4 – V L01
2020-05-18 00:01:57 C 16 51 43.31 +17 34 02.8 – V L01
2020-05-18 00:05:45 C 16 51 43.45 +17 33 42.1 – V L01
2020-05-18 00:07:39 C 16 51 43.55 +17 33 31.7 – V L01
2020-05-19 10:08:06 C 16 53 51.170 +14 38 44.87 – U F51
2020-05-19 10:27:34 C 16 53 51.681 +14 37 10.80 – U F51
2020-05-19 10:46:56 C 16 53 52.181 +14 35 36.50 – U F51
2020-05-19 12:13:06 C 16 53 54.293 +14 28 36.63 – U F51
2020-05-19 12:30:07 C 16 53 54.735 +14 27 13.44 – U F51
2020-05-20 09:07:45 C 16 54 59.71 +12 49 47.4 – V G96
2020-05-20 09:23:11 C 16 55 00.11 +12 48 36.7 – V G96
2020-05-20 09:30:00 C 16 55 00.23 +12 48 05.7 – V G96
2020-05-20 09:36:49 C 16 55 00.39 +12 47 34.4 – V G96