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
2003-09-18 04:32:30 C 21 06 09.62 -04 48 37.2 19.1 c 704
2003-09-18 04:49:38 C 21 06 08.30 -04 49 41.4 18.7 c 704
2003-09-18 05:06:24 C 21 06 06.96 -04 50 44.5 18.8 c 704
2003-09-18 21:08:20 C 21 05 06.18 -05 51 45.9 c 246
2003-09-18 21:09:23 C 21 05 06.05 -05 51 50.5 c 246
2003-09-18 21:11:18 C 21 05 05.96 -05 51 57.9 c 246
2003-09-18 21:12:30 C 21 05 05.77 -05 52 02.0 c 246
2003-09-18 21:14:57 C 21 05 05.57 -05 52 11.4 c 246
2003-09-18 21:49:22 C 21 05 02.91 -05 54 22.9 o 461
2003-09-18 21:51:11 C 21 05 02.79 -05 54 30.6 o 461
2003-09-19 04:51:10 C 21 04 37.78 -06 21 19.9 c 673
2003-09-19 04:59:00 C 21 04 37.17 -06 21 48.7 c 673
2003-09-19 05:06:19 C 21 04 36.67 -06 22 16.2 c 673
2003-09-19 05:11:10 C 21 04 36.27 -06 22 34.5 c 673
2003-09-19 07:07:46 C 21 04 27.34 -06 30 05.8 c 854
2003-09-19 07:12:57 C 21 04 26.51 -06 30 21.0 c 854
2003-09-19 20:46:39 C 21 03 38.35 -07 23 27.5 r 176
2003-09-19 20:48:20 C 21 03 38.24 -07 23 34.0 r 176
2003-09-19 20:49:56 C 21 03 38.13 -07 23 40.4 r 176
2003-09-19 20:51:33 C 21 03 38.02 -07 23 46.8 r 176
2003-09-19 20:53:09 C 21 03 37.91 -07 23 53.1 r 176
2003-09-20 03:26:38 C 21 03 14.20 -07 49 40.2 r 448
2003-09-20 03:38:21 C 21 03 13.37 -07 50 26.4 r 448
2003-09-20 03:52:17 C 21 03 12.36 -07 51 21.5 r 448
2003-09-20 18:30:03 C 21 02 19.54 -08 49 53.0 c 246
2003-09-20 18:30:56 C 21 02 19.49 -08 49 56.5 c 246
2003-09-20 18:31:48 C 21 02 19.42 -08 50 00.0 c 246
2003-09-20 18:32:55 C 21 02 19.30 -08 50 04.3 c 246
2003-09-20 18:34:38 C 21 02 19.19 -08 50 11.3 c 246
2003-09-20 20:39:14 C 21 02 10.97 -08 58 29.2 r 170
2003-09-20 20:41:07 C 21 02 10.80 -08 58 36.7 r 170
2003-09-20 20:43:36 C 21 02 10.63 -08 58 47.0 r 170
2003-09-20 20:45:29 C 21 02 10.50 -08 58 54.7 r 170
2003-09-20 20:48:33 C 21 02 10.26 -08 59 06.8 r 170
2003-09-21 04:46:50 C 21 01 40.89 -09 31 15.5 19.6 c 704
2003-09-21 05:04:46 C 21 01 39.52 -09 32 27.0 19.4 c 704
2003-09-21 05:22:38 C 21 01 38.29 -09 33 39.1 19.7 c 704
2003-09-21 05:40:35 C 21 01 37.03 -09 34 52.6 19.6 c 704
2003-09-21 18:39:54 C 21 00 52.79 -10 28 04.5 c 246
2003-09-21 18:41:30 C 21 00 52.61 -10 28 10.7 c 246
2003-09-21 18:42:19 C 21 00 52.68 -10 28 13.8 c 246
2003-09-22 18:52:03 C 20 59 27.96 -12 08 30.9 c 246
2003-09-22 18:52:50 C 20 59 27.94 -12 08 32.9 c 246
2003-09-22 18:53:53 C 20 59 27.91 -12 08 37.7 c 246
2003-09-22 18:54:46 C 20 59 27.80 -12 08 41.3 c 246
2003-09-22 18:55:40 C 20 59 27.69 -12 08 45.4 c 246
2003-09-25 18:48:10 C 20 55 31.33 -17 17 26.6 c 246
2003-09-25 18:49:14 C 20 55 31.24 -17 17 31.1 c 246
2003-09-25 18:50:18 C 20 55 31.21 -17 17 35.6 c 246
2003-09-25 18:51:45 C 20 55 31.08 -17 17 42.0 c 246