2016 DU21

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3898679600 ± 7.71e-07
Semi-major axis (a)1.6756790498 AU ± 2.16e-06
Inclination (i)35.28646520° ± 3.71e-05
Long. of Asc. Node (Ω)336.45706044° ± 8.58e-06
Arg. of Perihelion (ω)274.00863612° ± 3.58e-05
Mean Anomaly (M)126.78565535° ± 3.03e-03
Mean Motion (n)0.4543871240°/day ± 8.77e-07
Perihelion dist (q)1.02238548 AU ± 1.84e-06
Aphelion dist (Q)2.32897262 AU ± 3.26e-06
Orbital Period2.16913339 yr ± 4.19e-06
Physical Parameters
H (abs. magnitude)21.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.288″
Uncertainty1
Orbit TypeAmor
MOID0.299275 AU
Observations Used66
Oppositions1
Arc Total2016-2016
First Observation Used2016-02-28
Last Observation Used2016-09-23
Observations (68)
Date Type RA Dec Mag Band Observatory
2016-03-16 04:01:39 C 09 10 37.10 -08 46 32.8 u 807
2016-03-28 03:14:16 C 08 23 14.12 -17 05 49.2 u 807
2016-03-28 03:27:14 C 08 23 12.28 -17 06 08.6 u 807
2016-03-28 03:39:45 C 08 23 10.54 -17 06 27.6 u 807
2016-08-07 07:58:55 C 02 04 09.60 -82 45 52.1 u 807
2016-08-07 08:12:09 C 02 03 39.15 -82 45 58.8 u 807
2016-08-07 08:24:57 C 02 03 10.01 -82 46 05.5 u 807
2016-08-22 04:14:31 C 20 35 59.79 -59 55 31.6 u 807
2016-08-22 04:20:29 C 20 35 58.75 -59 55 00.3 u 807
2016-08-22 04:26:28 C 20 35 57.75 -59 54 28.8 u 807
2016-08-23 01:35:08 C 20 32 56.22 -58 03 56.9 u 807
2016-08-23 01:40:02 C 20 32 55.50 -58 03 31.8 u 807
2016-08-23 01:46:18 C 20 32 54.58 -58 02 59.3 u 807
2016-08-23 01:50:58 C 20 32 53.89 -58 02 34.9 u 807
2016-08-23 01:57:22 C 20 32 52.93 -58 02 01.7 u 807
2016-09-23 01:47:41 C 20 19 07.71 -13 50 55.1 u 807
2016-09-23 02:12:54 C 20 19 08.29 -13 50 06.8 u 807
2016-09-23 02:38:15 C 20 19 08.89 -13 49 18.3 u 807