2018 DC4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1306858523 ± 5.29e-05
Semi-major axis (a)0.9192505019 AU ± 3.55e-05
Inclination (i)2.44206400° ± 1.72e-03
Long. of Asc. Node (Ω)332.23283860° ± 5.19e-02
Arg. of Perihelion (ω)327.06770548° ± 4.30e-02
Mean Anomaly (M)152.64531193° ± 1.80e-01
Mean Motion (n)1.1183080798°/day ± 6.48e-05
Perihelion dist (q)0.79911747 AU ± 5.76e-05
Aphelion dist (Q)1.03938354 AU ± 6.31e-05
Orbital Period0.88135488 yr ± 5.11e-05
Physical Parameters
H (abs. magnitude)27.30
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.240″
Uncertainty3
Orbit TypeAten
MOID0.009577 AU
Observations Used19
Oppositions1
Arc Total2018-2018
First Observation Used2018-02-26
Last Observation Used2018-03-02
Observations (19)
Date Type RA Dec Mag Band Observatory
2018-02-26 09:43:50 C 11 44 36.29 -08 43 00.5 U G96
2018-02-26 09:51:27 C 11 44 31.82 -08 43 56.4 U G96
2018-02-26 09:59:06 C 11 44 27.38 -08 44 51.7 U G96
2018-02-26 10:06:45 C 11 44 22.95 -08 45 47.4 U G96
2018-02-26 11:16:28 C 11 43 42.77 -08 54 15.6 U I52
2018-02-26 11:17:04 C 11 43 42.45 -08 54 19.5 U I52
2018-02-26 11:17:39 C 11 43 42.11 -08 54 24.1 U I52
2018-02-26 11:18:17 C 11 43 41.78 -08 54 28.8 U I52
2018-02-27 07:10:18 C 11 33 57.12 -11 38 07.0 U G96
2018-02-27 07:10:49 C 11 33 56.72 -11 38 11.7 U G96
2018-02-27 07:11:18 C 11 33 56.40 -11 38 16.1 U G96
2018-02-27 07:11:48 C 11 33 56.07 -11 38 20.3 U G96
2018-03-01 02:17:00 C 11 01 35.67 -19 30 32.2 U 807
2018-03-01 02:19:30 C 11 01 32.84 -19 31 08.3 U 807
2018-03-01 02:21:59 C 11 01 30.02 -19 31 43.9 U 807
2018-03-01 02:24:29 C 11 01 27.16 -19 32 19.9 U 807
2018-03-02 00:30:46 C 10 35 54.61 -25 06 44.8 U 807
2018-03-02 00:34:44 C 10 35 48.75 -25 07 55.6 U 807
2018-03-02 00:38:20 C 10 35 43.39 -25 09 00.2 U 807