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
2015-02-22 07:01:56 C 08 47 27.895 +35 48 13.17 L F51
2015-02-22 07:18:09 C 08 47 25.934 +35 48 01.34 L F51
2015-02-22 07:34:20 C 08 47 23.973 +35 47 49.37 L F51
2015-02-22 07:50:32 C 08 47 22.000 +35 47 37.38 L F51
2015-02-22 18:29:12 C 08 46 11.30 +35 38 57.2 M 033
2015-02-22 18:32:30 C 08 46 10.89 +35 38 54.8 M 033
2015-02-22 18:35:48 C 08 46 10.55 +35 38 52.9 M 033
2015-02-22 19:14:24 C 08 46 06.04 +35 38 23.0 M 033
2015-02-22 19:17:43 C 08 46 05.65 +35 38 20.6 M 033
2015-02-22 19:21:00 C 08 46 05.25 +35 38 17.9 M 033
2015-02-22 22:25:58 C 08 45 43.40 +35 35 51.7 M 033
2015-02-22 22:29:16 C 08 45 43.00 +35 35 49.0 M 033
2015-02-22 22:32:36 C 08 45 42.62 +35 35 46.9 M 033
2015-02-23 02:28:47 C 08 45 15.13 +35 32 27.3 M 033
2015-02-23 02:38:53 C 08 45 13.97 +35 32 18.3 M 033
2015-02-23 02:42:46 C 08 45 13.51 +35 32 15.2 M 033
2015-02-23 06:16:32 C 08 44 52.887 +35 29 41.04 t 568
2015-02-23 06:18:30 C 08 44 52.657 +35 29 39.53 t 568
2015-02-23 06:20:29 C 08 44 52.420 +35 29 38.00 t 568
2015-02-23 10:00:37 C 08 44 25.706 +35 26 37.83 L F51
2015-02-23 10:17:42 C 08 44 23.629 +35 26 23.18 L F51
2015-02-23 10:34:53 C 08 44 21.547 +35 26 08.31 L F51
2015-02-23 10:52:00 C 08 44 19.478 +35 25 53.33 L F51
2015-02-24 00:03:00 C 08 42 51.13 +35 14 18.7 q B18
2015-02-24 00:06:08 C 08 42 50.81 +35 14 15.9 q B18
2015-02-24 00:12:24 C 08 42 50.09 +35 14 10.4 q B18
2015-02-24 05:09:13 C 08 42 18.60 +35 10 00.4 r H21
2015-02-24 05:17:42 C 08 42 17.58 +35 09 52.7 r H21
2015-02-24 05:26:33 C 08 42 16.52 +35 09 44.4 r H21
2015-02-24 21:15:34 C 08 40 32.58 +34 55 20.5 M 033
2015-02-24 21:18:52 C 08 40 32.22 +34 55 17.5 M 033
2015-02-24 21:22:12 C 08 40 31.79 +34 55 14.3 M 033
2015-02-24 21:25:31 C 08 40 31.38 +34 55 11.2 M 033
2015-02-24 21:28:48 C 08 40 30.99 +34 55 08.3 M 033
2015-02-24 21:56:26 C 08 40 27.77 +34 54 42.6 M 033
2015-02-24 21:59:44 C 08 40 27.37 +34 54 39.4 M 033
2015-02-24 22:03:03 C 08 40 27.01 +34 54 36.4 M 033
2015-02-25 04:52:39 C 08 39 42.59 +34 48 21.4 u 682
2015-02-25 05:22:14 C 08 39 39.13 +34 47 53.0 u 682
2015-02-25 05:54:29 C 08 39 35.28 +34 47 21.1 u 682
2015-02-27 02:31:20 C 08 34 46.27 +34 02 34.7 o 291
2015-02-27 02:33:59 C 08 34 45.96 +34 02 32.2 o 291
2015-02-27 02:36:41 C 08 34 45.65 +34 02 29.1 o 291
2015-03-06 04:56:34 C 08 17 33.64 +30 24 51.7 o 926
2015-03-06 05:04:01 C 08 17 32.72 +30 24 39.6 q 448
2015-03-06 05:12:52 C 08 17 31.98 +30 24 27.8 o 926
2015-03-06 05:26:59 C 08 17 30.36 +30 24 05.4 q 448
2015-03-06 05:29:37 C 08 17 30.20 +30 24 02.0 o 926
2015-03-06 05:46:38 C 08 17 28.39 +30 23 35.1 q 448
2015-03-07 07:04:52 C 08 15 08.95 +29 44 54.3 t 705