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
2001-08-22 07:57:02 C 21 43 18.28 -22 21 59.8 c 608
2001-08-22 08:12:27 C 21 43 17.38 -22 22 06.4 c 608
2001-08-22 08:27:15 C 21 43 16.51 -22 22 14.1 c 608
2001-10-08 04:37:28 C 20 57 45.33 -27 28 48.3 c 644
2001-10-08 04:52:27 C 20 57 45.35 -27 28 47.6 c 644
2001-10-08 05:07:33 C 20 57 45.30 -27 28 47.4 c 644
2001-11-18 05:44:17 C 21 47 25.05 -22 54 08.2 c 608
2001-11-18 05:59:28 C 21 47 26.43 -22 54 00.4 c 608
2012-12-22 14:46:04 C 13 16 15.032 -02 32 44.04 V F51
2012-12-22 14:59:20 C 13 16 15.545 -02 32 45.74 V F51
2012-12-22 15:05:58 C 13 16 15.844 -02 32 47.02 V F51
2013-03-19 11:56:56 C 13 15 51.447 +00 54 49.67 V F51
2013-03-19 12:19:07 C 13 15 50.550 +00 54 55.71 V F51
2013-03-19 12:41:21 C 13 15 49.613 +00 55 01.67 V F51
2013-03-19 13:03:34 C 13 15 48.673 +00 55 08.08 V F51
2013-04-05 10:21:39 C 12 58 40.975 +02 42 35.12 V F51
2013-04-05 10:38:30 C 12 58 40.300 +02 42 39.15 V F51
2013-04-05 10:54:28 C 12 58 39.626 +02 42 42.80 V F51
2013-04-11 09:13:15 C 12 52 50.461 +03 14 05.03 V F51
2013-04-17 08:05:16 C 12 47 23.576 +03 40 44.99 V F51
2017-10-30 15:07:10 C 10 23 59.428 +10 18 54.95 V F51
2017-12-28 15:04:10 C 12 18 46.717 +03 30 28.09 U F51
2017-12-28 15:16:19 C 12 18 47.180 +03 30 27.81 U F51
2017-12-28 15:40:45 C 12 18 48.074 +03 30 26.95 U F51
2018-02-25 06:57:35 C 12 05 57.50 +09 23 25.7 U G96
2018-02-25 07:05:06 C 12 05 57.13 +09 23 28.4 U G96
2018-02-25 07:12:34 C 12 05 56.73 +09 23 31.4 U G96
2018-02-25 07:20:03 C 12 05 56.35 +09 23 35.2 U G96
2018-02-25 10:28:43 C 12 05 46.41 +09 24 52.3 U I52
2018-02-25 10:35:55 C 12 05 46.03 +09 24 55.3 U I52
2018-02-25 10:50:17 C 12 05 45.24 +09 25 01.3 U I52
2018-02-26 05:47:55 C 12 04 47.91 +09 32 52.8 U 807
2018-02-26 05:56:05 C 12 04 47.48 +09 32 56.1 U 807
2018-02-26 06:05:24 C 12 04 46.98 +09 33 00.0 U 807
2018-02-26 11:10:14 C 12 04 31.13 +09 34 56.2 U I52
2018-02-26 11:20:50 C 12 04 30.62 +09 35 00.2 U I52
2018-02-26 11:30:22 C 12 04 30.13 +09 35 04.3 U I52
2018-02-26 11:36:21 C 12 04 29.79 +09 35 06.8 U I52
2018-02-27 05:46:14 C 12 03 34.56 +09 42 27.8 U G96
2018-02-27 05:53:57 C 12 03 34.10 +09 42 31.0 U G96
2018-02-27 06:09:52 C 12 03 33.25 +09 42 37.2 U G96
2018-02-27 07:37:35 C 12 03 28.41 +09 43 12.1 u H21
2018-02-27 07:53:12 C 12 03 27.57 +09 43 18.5 u H21
2018-02-27 08:14:47 C 12 03 26.42 +09 43 27.9 u H21
2018-03-01 05:01:28 C 12 01 07.18 +10 01 27.0 U 807
2018-03-01 05:12:10 C 12 01 06.55 +10 01 31.4 U 807
2018-03-01 05:23:08 C 12 01 05.95 +10 01 35.9 U 807
2018-03-07 06:48:17 C 11 53 24.23 +10 56 23.8 U I52
2018-03-07 06:53:28 C 11 53 23.96 +10 56 25.5 U I52
2018-03-07 06:57:02 C 11 53 23.76 +10 56 27.0 U I52