612541 (2003 DA16)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6245910303 ± 6.33e-08
Semi-major axis (a)2.5961380171 AU ± 9.51e-09
Inclination (i)45.67400750° ± 2.22e-05
Long. of Asc. Node (Ω)159.05215323° ± 8.27e-06
Arg. of Perihelion (ω)282.59729191° ± 1.90e-05
Mean Anomaly (M)178.42140758° ± 1.69e-05
Mean Motion (n)0.2356245894°/day ± 1.29e-09
Perihelion dist (q)0.97461350 AU ± 1.64e-07
Aphelion dist (Q)4.21766254 AU ± 1.65e-07
Orbital Period4.18303661 yr ± 2.30e-08
Physical Parameters
H (abs. magnitude)17.91
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.429″
Uncertainty0
Orbit TypeApollo
MOID0.314333 AU
Observations Used190
Oppositions17
Arc Total2002-2024
First Observation Used2002-08-23
Last Observation Used2024-04-14
Observations (200)
Date Type RA Dec Mag Band Observatory
2020-04-02 06:53:36 C 14 54 58.37 +37 17 37.6 u H21
2020-04-15 04:45:56 C 14 39 35.97 +40 14 33.1 u H21
2020-04-15 04:52:21 C 14 39 35.56 +40 14 35.6 u H21
2020-04-15 04:58:05 C 14 39 35.25 +40 14 38.6 u H21
2023-12-20 07:21:29 C 12 48 24.34 -18 09 37.8 X W84
2023-12-20 07:40:51 C 12 48 26.07 -18 09 21.0 X W84
2023-12-20 08:13:31 C 12 48 28.98 -18 08 52.7 X W84
2023-12-25 15:29:02 C 12 59 34.083 -16 12 44.54 X F51
2023-12-25 15:34:56 C 12 59 34.568 -16 12 39.02 X F51
2023-12-25 15:40:46 C 12 59 35.045 -16 12 33.48 X F51
2023-12-25 15:46:36 C 12 59 35.527 -16 12 27.83 X F51
2024-01-15 12:28:33 C 13 35 17.012 -06 45 28.08 V G96
2024-01-15 12:35:58 C 13 35 17.434 -06 45 18.07 V G96
2024-01-15 12:43:23 C 13 35 17.833 -06 45 08.57 V G96
2024-01-15 12:50:47 C 13 35 18.229 -06 44 58.67 V G96
2024-02-05 11:24:34 C 13 55 24.539 +06 12 58.61 V G96
2024-02-05 11:32:43 C 13 55 24.744 +06 13 12.83 V G96
2024-02-05 11:40:52 C 13 55 24.848 +06 13 27.05 V G96
2024-02-05 11:49:01 C 13 55 25.021 +06 13 41.02 V G96
2024-02-20 09:36:03 C 13 57 33.584 +17 04 14.59 V G96
2024-02-20 09:43:26 C 13 57 33.505 +17 04 28.45 V G96
2024-02-20 09:50:49 C 13 57 33.430 +17 04 42.31 V G96
2024-02-20 09:58:13 C 13 57 33.332 +17 04 55.60 V G96
2024-03-07 22:50:04 C 13 46 57.47 +28 35 37.5 V O18
2024-03-07 22:59:23 C 13 46 57.05 +28 35 52.1 V O18
2024-03-07 23:08:41 C 13 46 56.63 +28 36 06.6 V O18
2024-03-09 22:52:20 C 13 44 49.64 +29 49 23.5 V O18
2024-03-09 23:01:37 C 13 44 49.19 +29 49 37.5 V O18
2024-03-09 23:10:52 C 13 44 48.76 +29 49 51.4 V O18
2024-03-10 22:32:39 C 13 43 43.24 +30 24 38.7 V O18
2024-03-10 22:42:00 C 13 43 42.78 +30 24 52.4 V O18
2024-03-10 22:51:17 C 13 43 42.33 +30 25 06.0 V O18
2024-03-11 04:51:14 C 13 43 25.86 +30 33 52.5 Z W24
2024-03-11 05:19:44 C 13 43 24.37 +30 34 35.1 Z W24
2024-03-11 05:47:04 C 13 43 23.04 +30 35 16.2 Z W24
2024-03-12 09:16:52 C 13 42 02.250 +31 15 00.65 V G96
2024-03-12 09:28:32 C 13 42 01.660 +31 15 17.32 V G96
2024-03-12 09:41:04 C 13 42 00.983 +31 15 35.03 V G96
2024-03-12 09:48:33 C 13 42 00.616 +31 15 45.76 V G96
2024-03-19 12:49:15 C 13 32 45.015 +34 57 28.05 X F52
2024-03-19 13:07:12 C 13 32 43.939 +34 57 48.83 X F52
2024-03-19 13:25:10 C 13 32 42.849 +34 58 09.65 X F52
2024-03-19 13:43:10 C 13 32 41.752 +34 58 30.43 X F52
2024-03-26 10:57:41 C 13 22 46.773 +37 48 31.93 X F51
2024-03-26 11:13:08 C 13 22 45.816 +37 48 45.71 X F51
2024-03-26 11:28:36 C 13 22 44.825 +37 48 59.38 X F51
2024-04-14 07:10:18 C 12 56 22.409 +42 00 17.14 V G96
2024-04-14 07:19:09 C 12 56 21.937 +42 00 19.62 V G96
2024-04-14 07:27:35 C 12 56 21.520 +42 00 21.78 V G96
2024-04-14 07:35:29 C 12 56 21.080 +42 00 23.15 V G96