474451 (2003 SR15)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2783201235 ± 2.53e-08
Semi-major axis (a)1.2775187098 AU ± 1.07e-09
Inclination (i)14.08517999° ± 1.38e-05
Long. of Asc. Node (Ω)176.18436490° ± 8.13e-06
Arg. of Perihelion (ω)255.60505551° ± 2.00e-05
Mean Anomaly (M)77.59674473° ± 1.31e-05
Mean Motion (n)0.6825922801°/day ± 8.59e-10
Perihelion dist (q)0.92195954 AU ± 3.23e-08
Aphelion dist (Q)1.63307787 AU ± 3.23e-08
Orbital Period1.44394584 yr ± 1.82e-09
Physical Parameters
H (abs. magnitude)21.78
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.453″
Uncertainty0
Orbit TypeApollo
MOID0.068872 AU
Observations Used184
Oppositions4
Arc Total2003-2017
First Observation Used2003-09-18
Last Observation Used2017-03-29
Observations (191)
Date Type RA Dec Mag Band Observatory
2016-09-12 22:14:57 C 22 04 52.53 +04 41 53.7 q 246
2016-09-12 22:15:19 C 22 04 52.54 +04 41 52.1 q 246
2016-09-12 22:15:42 C 22 04 52.49 +04 41 50.1 q 246
2016-09-12 22:16:06 C 22 04 52.52 +04 41 49.1 q 246
2016-09-12 22:16:20 C 22 04 52.52 +04 41 48.1 q 246
2016-09-19 21:51:26 C 21 56 58.55 -07 26 23.8 q 204
2016-09-19 21:59:11 C 21 56 58.05 -07 27 03.2 q 204
2016-09-24 05:24:07 C 21 52 08.13 -17 07 10.0 q H45
2016-09-24 05:25:30 C 21 52 08.01 -17 07 18.5 q H45
2016-09-24 05:26:45 C 21 52 07.93 -17 07 25.8 q H45
2016-09-24 05:28:02 C 21 52 07.85 -17 07 33.5 q H45
2016-09-24 05:29:11 C 21 52 07.80 -17 07 40.0 q H45
2016-09-24 05:30:36 C 21 52 07.70 -17 07 48.7 q H45
2016-09-24 20:45:35 C 21 51 27.79 -18 41 00.4 q 246
2016-09-24 20:45:54 C 21 51 27.78 -18 41 02.8 q 246
2016-09-24 20:46:12 C 21 51 27.76 -18 41 04.1 q 246
2016-09-24 20:46:56 C 21 51 27.74 -18 41 08.1 q 246
2016-09-24 20:47:17 C 21 51 27.71 -18 41 10.7 q 246
2016-09-26 05:20:12 C 21 49 59.25 -22 04 42.9 q 703
2016-09-26 05:37:33 C 21 49 58.11 -22 06 31.8 q 703
2016-09-26 05:46:14 C 21 49 57.58 -22 07 28.3 q 703
2016-09-28 05:30:18 C 21 47 52.17 -27 16 36.4 o 691
2016-09-28 05:33:38 C 21 47 51.95 -27 16 58.2 o 691
2017-03-17 07:29:34 C 12 02 10.86 +01 12 35.9 q G96
2017-03-17 07:35:43 C 12 02 10.49 +01 12 49.9 q G96
2017-03-17 07:41:54 C 12 02 10.08 +01 13 03.9 q G96
2017-03-17 07:48:04 C 12 02 09.70 +01 13 19.2 q G96
2017-03-19 07:32:38 C 11 59 39.39 +03 00 16.8 q G96
2017-03-19 07:40:15 C 11 59 38.94 +03 00 33.2 q G96
2017-03-19 07:48:52 C 11 59 38.45 +03 00 51.8 q G96
2017-03-19 07:55:03 C 11 59 38.07 +03 01 05.5 q G96
2017-03-20 08:06:05 C 11 58 25.749 +03 53 01.02 L F51
2017-03-20 08:23:05 C 11 58 24.783 +03 53 36.99 L F51
2017-03-20 08:32:38 C 11 58 22.84 +03 53 51.9 q G96
2017-03-20 08:39:06 C 11 58 22.43 +03 54 05.7 q G96
2017-03-20 08:40:10 C 11 58 23.803 +03 54 13.08 L F51
2017-03-20 08:44:56 C 11 58 22.13 +03 54 17.9 q G96
2017-03-20 08:51:07 C 11 58 21.77 +03 54 30.5 q G96
2017-03-29 08:37:11 C 11 49 06.32 +10 22 11.1 q G96
2017-03-29 08:45:17 C 11 49 06.11 +10 22 23.2 q G96
2017-03-29 08:59:42 C 11 49 05.53 +10 22 43.0 q G96