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
2003-10-19 11:32:49 C 20 39 21.31 -57 35 53.7 c 474
2003-10-19 11:35:19 C 20 39 21.32 -57 36 02.2 c 474
2003-10-19 11:37:50 C 20 39 21.28 -57 36 10.8 c 474
2003-10-19 11:42:19 C 20 39 21.16 -57 36 26.5 c 474
2003-10-30 10:04:42 C 20 35 42.23 -71 49 57.7 r 413
2003-10-30 10:25:40 C 20 35 41.00 -71 50 56.2 r 413
2003-11-01 09:46:21 C 20 34 00.37 -74 05 41.6 r 413
2003-11-01 10:07:19 C 20 33 58.88 -74 06 37.2 r 413
2004-02-19 03:18:19 C 11 57 24.56 -28 55 24.6 o 493
2004-02-19 03:22:12 C 11 57 24.36 -28 55 14.0 o 493
2004-02-19 03:25:52 C 11 57 24.18 -28 55 03.4 o 493
2004-03-18 08:06:53 C 11 27 56.62 +03 44 01.2 19.3 c 704
2004-03-18 08:23:20 C 11 27 55.96 +03 44 38.2 20.1 c 704
2004-03-18 08:39:20 C 11 27 55.30 +03 45 13.5 20.3 c 704
2004-03-18 08:55:28 C 11 27 54.49 +03 45 50.2 20.2 c 704
2004-04-19 06:34:37 C 11 24 35.53 +18 08 35.6 d 291
2004-04-19 06:40:31 C 11 24 35.76 +18 08 35.9 d 291
2004-04-19 06:46:59 C 11 24 35.79 +18 08 38.7 d 291
2007-04-25 07:09:33 C 15 18 29.53 +08 50 54.8 o 291
2007-04-25 07:25:13 C 15 18 28.22 +08 51 09.8 o 291
2016-07-29 05:50:27 C 22 28 09.90 +21 44 57.2 u H21
2016-07-29 06:11:30 C 22 28 10.06 +21 45 04.6 u H21
2016-07-29 06:16:56 C 22 28 10.13 +21 45 06.3 u H21
2016-07-29 06:39:26 C 22 28 10.29 +21 45 14.2 u H21
2016-08-24 22:06:01 C 22 22 56.87 +20 05 21.8 t 104
2016-08-24 22:16:38 C 22 22 56.46 +20 05 12.9 t 104
2016-08-25 20:46:06 C 22 22 15.62 +19 44 15.4 20.8 q C48
2016-08-25 20:51:04 C 22 22 15.45 +19 44 10.5 20.8 q C48
2016-08-25 20:56:02 C 22 22 15.27 +19 44 05.5 20.9 q C48
2016-08-25 21:01:02 C 22 22 15.10 +19 44 00.2 21.3 q C48
2016-08-25 21:06:01 C 22 22 14.95 +19 43 55.4 21.2 q C48
2016-08-26 14:17:22 C 22 21 46.38 +19 26 44.5 21.4 q C48
2016-08-26 14:22:24 C 22 21 46.20 +19 26 39.4 21.2 q C48
2016-08-26 14:27:26 C 22 21 46.00 +19 26 34.2 21.7 q C48
2016-08-26 14:32:26 C 22 21 45.81 +19 26 28.8 21.1 q C48
2016-08-26 14:37:28 C 22 21 45.64 +19 26 23.9 21.0 q C48
2016-08-30 08:30:51 C 22 18 43.70 +17 37 09.3 q G96
2016-08-30 08:42:50 C 22 18 43.17 +17 36 52.6 q G96
2016-08-30 08:54:48 C 22 18 42.63 +17 36 34.7 q G96
2016-08-31 14:21:40 C 22 17 39.70 +16 52 50.4 q D29
2016-08-31 14:44:34 C 22 17 38.63 +16 52 14.4 q D29
2016-08-31 15:07:29 C 22 17 37.51 +16 51 39.0 q D29
2016-09-01 21:33:08 C 22 16 27.69 +16 01 35.8 q 246
2016-09-01 21:33:40 C 22 16 27.68 +16 01 33.9 q 246
2016-09-01 21:34:41 C 22 16 27.58 +16 01 33.5 q 246
2016-09-01 21:35:24 C 22 16 27.63 +16 01 31.6 q 246
2016-09-01 21:35:53 C 22 16 27.57 +16 01 30.7 q 246
2016-09-01 21:36:10 C 22 16 27.56 +16 01 31.2 q 246
2016-09-01 21:36:45 C 22 16 27.52 +16 01 29.7 q 246
2016-09-02 20:48:59 C 22 15 32.81 +15 20 09.3 q 246