2018 DW3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6490267682 ± 2.30e-08
Semi-major axis (a)3.0310011902 AU ± 1.28e-08
Inclination (i)5.58483921° ± 6.11e-06
Long. of Asc. Node (Ω)102.22249083° ± 7.18e-05
Arg. of Perihelion (ω)319.60488497° ± 7.20e-05
Mean Anomaly (M)198.74098349° ± 3.04e-06
Mean Motion (n)0.1867811805°/day ± 1.19e-09
Perihelion dist (q)1.06380028 AU ± 7.00e-08
Aphelion dist (Q)4.99820210 AU ± 7.30e-08
Orbital Period5.27690360 yr ± 3.35e-08
Physical Parameters
H (abs. magnitude)18.57
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.271″
Uncertainty0
Orbit TypeAmor
MOID0.096992 AU
Observations Used125
Oppositions18
Arc Total2001-2023
First Observation Used2001-08-22
Last Observation Used2023-02-19
Observations (141)
Date Type RA Dec Mag Band Observatory
2018-03-07 07:00:37 C 11 53 23.56 +10 56 28.2 U I52
2018-03-09 10:55:13 C 11 50 37.95 +11 14 37.6 o 691
2018-03-09 11:11:14 C 11 50 37.10 +11 14 43.0 o 691
2018-03-09 11:27:16 C 11 50 36.23 +11 14 48.3 o 691
2018-03-17 11:45:42 C 11 40 43.69 +12 13 29.9 o 691
2018-03-17 11:55:10 C 11 40 43.26 +12 13 33.3 o 691
2018-03-17 12:04:38 C 11 40 42.78 +12 13 36.0 o 691
2018-04-05 03:56:15 C 11 22 40.49 +13 29 05.5 u H21
2018-04-05 04:12:06 C 11 22 39.99 +13 29 06.6 u H21
2018-04-05 04:27:22 C 11 22 39.52 +13 29 07.7 u H21
2018-04-17 06:11:52 C 11 16 10.950 +13 34 00.35 V F51
2022-07-28 11:18:14 C 22 27 50.005 -16 26 48.49 U F52
2022-07-28 11:34:43 C 22 27 49.704 -16 26 53.48 U F52
2022-07-28 11:51:09 C 22 27 49.441 -16 26 59.20 U F52
2022-07-28 12:07:38 C 22 27 49.181 -16 27 04.69 U F52
2022-08-02 06:16:36 C 22 25 52.81 -17 08 35.6 V W94
2022-08-02 06:24:47 C 22 25 52.67 -17 08 38.7 V W94
2022-08-02 06:33:06 C 22 25 52.48 -17 08 41.7 V W94
2022-08-02 13:07:40 C 22 25 44.196 -17 11 22.11 U F52
2022-08-02 13:23:24 C 22 25 43.829 -17 11 28.25 U F52
2022-08-02 13:39:06 C 22 25 43.459 -17 11 34.42 U F52
2022-08-02 13:54:48 C 22 25 43.110 -17 11 40.38 U F52
2022-08-03 18:38:58 C 22 25 05.64 -17 23 10.2 V D29
2022-08-03 19:01:53 C 22 25 05.03 -17 23 19.1 V D29
2022-08-17 05:06:44 C 22 14 36.26 -19 52 53.1 V W94
2022-08-17 05:15:02 C 22 14 35.79 -19 52 57.2 V W94
2022-08-17 05:23:14 C 22 14 35.58 -19 53 02.6 V W94
2022-08-18 03:35:48 C 22 13 38.82 -20 04 30.0 V W94
2022-08-18 03:44:09 C 22 13 38.43 -20 04 34.6 V W94
2022-08-18 03:52:27 C 22 13 38.05 -20 04 39.4 V W94
2022-08-18 09:29:36 C 22 13 23.395 -20 07 41.61 U F51
2022-08-18 09:46:22 C 22 13 22.620 -20 07 50.31 U F51
2022-08-18 10:03:03 C 22 13 21.845 -20 07 59.08 U F51
2022-08-25 01:27:36 C 22 05 44.590 -21 32 37.46 X L87
2022-08-25 01:36:27 C 22 05 44.062 -21 32 42.25 X L87
2022-08-25 01:45:16 C 22 05 43.565 -21 32 47.76 X L87
2022-08-27 21:22:08 C 22 02 10.774 -22 09 06.23 V M22
2022-08-27 21:24:43 C 22 02 10.618 -22 09 08.24 V M22
2022-08-27 21:29:16 C 22 02 10.303 -22 09 10.84 V M22
2022-08-27 22:08:09 C 22 02 08.062 -22 09 31.82 V M22
2022-08-29 09:47:08 C 22 00 11.819 -22 28 43.85 U F51
2022-08-29 10:04:59 C 22 00 10.776 -22 28 53.35 U F51
2022-08-29 10:22:39 C 22 00 09.747 -22 29 02.75 U F51
2022-08-29 10:40:25 C 22 00 08.712 -22 29 12.13 U F51
2022-09-01 23:02:15 C 21 55 26.218 -23 13 23.30 X L81
2022-09-01 23:27:17 C 21 55 24.754 -23 13 35.44 X L81
2022-09-13 02:55:00 C 21 40 23.35 -25 19 22.8 V W94
2022-09-13 03:03:23 C 21 40 22.86 -25 19 25.9 V W94
2022-09-13 03:11:45 C 21 40 22.40 -25 19 28.9 V W94
2022-09-15 02:32:23 C 21 37 51.98 -25 38 21.7 V W94