2015 DD198

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4093491366 ± 1.83e-08
Semi-major axis (a)1.7268815958 AU ± 1.91e-08
Inclination (i)10.36753735° ± 4.76e-06
Long. of Asc. Node (Ω)348.38523996° ± 9.44e-06
Arg. of Perihelion (ω)224.02788475° ± 1.34e-05
Mean Anomaly (M)235.79478761° ± 2.98e-05
Mean Motion (n)0.4343286065°/day ± 7.20e-09
Perihelion dist (q)1.01998411 AU ± 3.36e-08
Aphelion dist (Q)2.43377909 AU ± 4.15e-08
Orbital Period2.26931008 yr ± 3.76e-08
Physical Parameters
H (abs. magnitude)21.19
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.304″
Uncertainty0
Orbit TypeAmor
MOID0.077616 AU
Observations Used163
Oppositions5
Arc Total2015-2024
First Observation Used2015-02-22
Last Observation Used2024-01-30
Observations (170)
Date Type RA Dec Mag Band Observatory
2015-03-07 07:06:44 C 08 15 08.77 +29 44 51.3 t 705
2015-03-07 07:08:36 C 08 15 08.59 +29 44 48.4 t 705
2015-03-07 22:16:27 C 08 13 48.54 +29 20 51.7 t 204
2015-03-07 22:36:16 C 08 13 46.67 +29 20 19.5 t 204
2015-03-07 22:56:41 C 08 13 44.75 +29 19 46.3 t 204
2015-03-08 19:10:20 C 08 12 01.02 +28 46 57.1 q 113
2015-03-08 19:17:11 C 08 12 00.40 +28 46 46.1 q 113
2015-03-08 19:22:18 C 08 11 59.93 +28 46 37.9 q 113
2015-03-08 19:27:27 C 08 11 59.48 +28 46 29.2 q 113
2015-03-09 01:07:25 C 08 11 31.09 +28 37 13.0 u H21
2015-03-09 01:12:09 C 08 11 30.66 +28 37 04.9 u H21
2015-03-09 01:16:00 C 08 11 30.31 +28 36 59.3 u H21
2015-03-09 01:20:11 C 08 11 29.93 +28 36 52.7 u H21
2015-03-09 01:24:33 C 08 11 29.50 +28 36 45.5 u H21
2015-03-11 14:35:08 C 08 06 29.82 +26 50 45.4 q D29
2015-03-11 14:55:27 C 08 06 28.11 +26 50 08.5 q D29
2015-03-16 03:24:57 C 07 58 53.33 +23 20 39.7 q 448
2015-03-16 03:49:00 C 07 58 51.50 +23 19 51.1 q 448
2015-03-16 04:17:04 C 07 58 49.45 +23 18 52.9 q 448
2015-03-16 04:46:36 C 07 58 47.27 +23 17 50.6 R G45
2015-03-16 04:56:35 C 07 58 46.50 +23 17 29.9 R G45
2015-03-16 05:10:52 C 07 58 45.51 +23 17 00.3 R G45
2015-03-16 05:34:06 C 07 58 43.83 +23 16 12.0 R G45
2015-03-16 05:55:59 C 07 58 42.27 +23 15 25.8 R G45
2015-03-16 06:06:14 C 07 58 41.52 +23 15 04.9 R G45
2015-03-16 06:16:25 C 07 58 40.83 +23 14 43.0 R G45
2015-03-17 02:29:33 C 07 57 28.23 +22 32 37.5 u H21
2015-03-17 02:34:14 C 07 57 27.92 +22 32 27.6 u H21
2015-03-17 02:39:02 C 07 57 27.54 +22 32 17.4 u H21
2015-03-17 04:49:56 C 07 57 19.19 +22 27 44.9 R G45
2015-03-17 05:00:51 C 07 57 18.38 +22 27 21.8 R G45
2015-03-17 05:21:19 C 07 57 17.02 +22 26 38.6 R G45
2015-03-17 05:34:02 C 07 57 16.12 +22 26 11.2 R G45
2015-03-17 05:44:01 C 07 57 15.35 +22 25 49.1 R G45
2015-03-17 05:55:55 C 07 57 14.60 +22 25 23.8 R G45
2015-03-17 06:06:08 C 07 57 13.95 +22 25 02.2 R G45
2015-03-17 06:16:29 C 07 57 13.24 +22 24 39.8 R G45
2015-03-18 01:09:16 C 07 56 09.95 +21 44 24.3 u H21
2015-03-18 01:14:41 C 07 56 09.59 +21 44 12.6 u H21
2015-03-18 01:20:31 C 07 56 09.19 +21 43 59.9 u H21
2015-03-19 19:02:55 C 07 53 54.34 +20 12 16.6 q 246
2015-03-19 19:04:03 C 07 53 54.24 +20 12 14.2 q 246
2015-03-19 19:04:22 C 07 53 54.24 +20 12 13.5 q 246
2015-03-19 19:05:36 C 07 53 54.20 +20 12 11.5 q 246
2015-03-19 19:06:02 C 07 53 54.19 +20 12 11.0 q 246
2015-03-19 19:06:56 C 07 53 54.01 +20 12 08.5 q 246
2015-03-19 19:07:22 C 07 53 53.99 +20 12 06.3 q 246
2015-03-21 13:30:19 C 07 51 51.05 +18 35 27.5 q D29
2015-03-21 13:50:38 C 07 51 49.96 +18 34 39.8 q D29
2015-03-23 02:17:08 C 07 50 17.39 +17 08 23.6 q H21