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
2015-03-23 02:22:49 C 07 50 17.09 +17 08 10.5 q H21
2015-03-23 02:28:53 C 07 50 16.76 +17 07 55.9 q H21
2015-03-24 02:07:31 C 07 49 21.93 +16 10 33.7 q H21
2015-03-24 02:16:30 C 07 49 21.57 +16 10 10.8 q H21
2015-03-24 02:26:39 C 07 49 21.04 +16 09 46.8 q H21
2015-03-24 05:00:21 C 07 49 14.46 +16 03 32.5 R G45
2015-03-24 05:59:58 C 07 49 11.74 +16 01 04.9 R G45
2015-03-24 06:03:24 C 07 49 11.66 +16 00 55.7 R G45
2015-03-24 06:14:46 C 07 49 11.14 +16 00 27.2 R G45
2015-03-31 19:32:21 C 07 44 29.31 +08 03 25.8 t 493
2015-03-31 19:41:08 C 07 44 29.08 +08 03 01.2 t 493
2015-03-31 19:49:52 C 07 44 28.83 +08 02 36.8 t 493
2015-04-01 02:21:09 C 07 44 22.10 +07 44 16.9 q H21
2015-04-01 02:30:38 C 07 44 21.85 +07 43 50.1 q H21
2015-04-01 02:40:02 C 07 44 21.60 +07 43 23.6 q H21
2015-04-06 05:22:24 C 07 43 07.04 +01 45 03.3 o 926
2015-04-06 05:32:07 C 07 43 06.91 +01 44 33.7 o 926
2015-04-06 05:42:31 C 07 43 06.79 +01 44 02.1 o 926
2015-04-10 07:07:31 S 07 43 03.055 -03 17 54.46 L C51
2015-04-11 01:55:03 C 07 43 05.67 -04 18 26.1 q H21
2015-04-11 01:58:05 C 07 43 05.59 -04 18 36.5 q H21
2015-04-11 06:45:08 S 07 43 07.795 -04 33 22.64 L C51
2015-04-11 06:45:19 S 07 43 07.709 -04 33 25.52 L C51
2015-04-20 00:32:59 C 07 45 24.57 -16 14 29.6 u 807
2015-04-20 00:37:41 C 07 45 24.59 -16 14 45.2 u 807
2015-04-20 00:42:46 C 07 45 24.59 -16 15 02.8 u 807
2015-04-24 23:26:23 C 07 47 54.73 -23 10 01.2 u 807
2015-04-24 23:33:13 C 07 47 54.79 -23 10 25.0 u 807
2015-04-24 23:39:50 C 07 47 54.89 -23 10 48.1 u 807
2015-05-05 23:29:43 C 07 56 28.54 -38 41 55.9 u 807
2015-05-05 23:36:09 C 07 56 28.66 -38 42 17.7 u 807
2015-05-05 23:42:44 C 07 56 28.84 -38 42 40.2 u 807
2015-05-24 22:55:50 C 08 33 44.91 -63 06 30.1 u 807
2015-05-24 23:05:22 C 08 33 46.21 -63 06 57.1 u 807
2015-05-24 23:15:10 C 08 33 47.51 -63 07 24.6 u 807
2015-05-27 22:55:53 C 08 46 29.06 -66 28 43.1 u 807
2015-05-27 23:02:55 C 08 46 30.41 -66 29 01.6 u 807
2015-05-27 23:09:47 C 08 46 31.55 -66 29 20.1 u 807
2015-06-03 23:24:08 C 09 35 32.64 -73 32 15.3 u 807
2015-06-03 23:32:02 C 09 35 35.62 -73 32 32.4 u 807
2015-06-03 23:40:10 C 09 35 38.70 -73 32 49.5 u 807
2015-06-05 22:52:00 C 09 57 13.66 -75 13 36.3 u 807
2015-06-05 22:57:42 C 09 57 16.49 -75 13 47.2 u 807
2015-06-05 23:03:01 C 09 57 19.04 -75 13 57.8 u 807
2015-06-05 23:07:51 C 09 57 21.16 -75 14 07.7 u 807
2015-06-05 23:13:56 C 09 57 24.07 -75 14 19.2 u 807
2015-06-07 22:51:10 C 10 24 18.36 -76 43 59.8 u 807
2015-06-07 22:55:21 C 10 24 20.83 -76 44 06.5 u 807
2015-06-07 23:00:29 C 10 24 23.87 -76 44 15.1 u 807
2015-06-07 23:04:14 C 10 24 25.98 -76 44 21.8 u 807