380476 (2003 YO1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3991349788 ± 4.92e-08
Semi-major axis (a)1.1577754159 AU ± 2.33e-09
Inclination (i)14.25962347° ± 5.31e-06
Long. of Asc. Node (Ω)65.13420801° ± 1.07e-05
Arg. of Perihelion (ω)161.46292873° ± 1.68e-05
Mean Anomaly (M)99.80589809° ± 1.64e-05
Mean Motion (n)0.7911808936°/day ± 2.38e-09
Perihelion dist (q)0.69566675 AU ± 5.70e-08
Aphelion dist (Q)1.61988408 AU ± 5.71e-08
Orbital Period1.24576603 yr ± 3.75e-09
Physical Parameters
H (abs. magnitude)19.37
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.346″
Uncertainty0
Orbit TypeApollo
MOID0.227659 AU
Observations Used321
Oppositions6
Arc Total1994-2025
First Observation Used1994-01-13
Last Observation Used2025-01-04
Observations (392)
Date Type RA Dec Mag Band Observatory
1994-01-13 02:14:52 C 02 32 00.84 +24 19 59.1 i 691
1994-01-13 02:44:17 C 02 32 00.42 +24 20 07.4 i 691
1994-01-13 03:15:14 C 02 32 00.07 +24 20 15.3 i 691
2003-11-21 07:49:57 C 05 14 54.06 +23 49 26.8 19.7 c 704
2003-11-21 08:27:04 C 05 14 50.12 +23 49 45.3 20.4 c 704
2003-11-21 08:45:47 C 05 14 48.19 +23 49 55.9 20.7 c 704
2003-12-18 04:16:29 C 03 49 49.36 +28 52 39.7 c 691
2003-12-18 04:55:41 C 03 49 43.81 +28 52 51.1 c 691
2003-12-18 05:41:10 C 03 49 37.42 +28 53 04.1 c 691
2003-12-18 19:12:59 C 03 47 47.86 +28 56 44.9 r 557
2003-12-18 19:16:11 C 03 47 47.43 +28 56 45.4 r 557
2003-12-18 19:22:34 C 03 47 46.53 +28 56 47.2 r 557
2003-12-18 19:25:45 C 03 47 46.09 +28 56 47.9 r 557
2003-12-18 19:28:56 C 03 47 45.60 +28 56 49.3 r 557
2003-12-18 19:32:08 C 03 47 45.11 +28 56 50.4 r 557
2003-12-18 20:04:19 C 03 47 40.73 +28 57 00.0 c 246
2003-12-18 20:05:38 C 03 47 40.57 +28 57 00.3 c 246
2003-12-18 20:06:50 C 03 47 40.41 +28 57 00.3 c 246
2003-12-18 20:08:25 C 03 47 40.14 +28 57 01.0 c 246
2003-12-18 20:09:46 C 03 47 39.96 +28 57 00.8 c 246
2003-12-18 20:13:23 C 03 47 39.38 +28 57 02.7 d 118
2003-12-18 20:20:30 C 03 47 38.46 +28 57 04.4 d 118
2003-12-18 20:43:16 C 03 47 35.29 +28 57 10.9 d 118
2003-12-20 05:24:58 C 03 43 13.88 +29 05 50.7 r 448
2003-12-20 05:35:57 C 03 43 12.42 +29 05 53.3 r 448
2003-12-20 05:47:33 C 03 43 10.81 +29 05 55.4 r 448
2003-12-20 16:56:55 C 03 41 44.17 +29 08 35.1 r 540
2003-12-20 17:11:23 C 03 41 42.24 +29 08 39.4 r 540
2003-12-20 17:25:49 C 03 41 40.36 +29 08 43.9 r 540
2003-12-21 03:49:01 C 03 40 19.20 +29 11 20.4 o 715
2003-12-21 03:54:36 C 03 40 18.44 +29 11 21.9 o 715
2003-12-21 04:00:10 C 03 40 17.70 +29 11 23.3 o 715
2003-12-21 06:01:18 C 03 40 01.62 +29 11 52.6 d 291
2003-12-21 06:08:16 C 03 40 00.69 +29 11 53.8 d 291
2003-12-21 06:16:31 C 03 39 59.58 +29 11 55.9 d 291
2003-12-25 02:44:52 C 03 28 38.85 +29 31 34.7 d 291
2003-12-25 02:51:12 C 03 28 38.09 +29 31 35.8 d 291
2003-12-25 02:58:07 C 03 28 37.26 +29 31 37.2 d 291
2003-12-25 05:09:32 C 03 28 21.29 +29 32 03.0 r 448
2003-12-25 05:46:49 C 03 28 16.87 +29 32 07.2 r 448
2003-12-25 05:58:37 C 03 28 15.40 +29 32 10.6 r 448
2003-12-27 02:25:12 C 03 23 15.63 +29 40 09.8 d 291
2003-12-27 02:31:19 C 03 23 14.95 +29 40 10.9 d 291
2003-12-27 02:38:48 C 03 23 14.11 +29 40 12.2 d 291
2003-12-29 02:02:33 C 03 18 13.72 +29 47 55.6 c 691
2003-12-29 02:44:11 C 03 18 09.31 +29 48 02.6 c 691
2003-12-29 03:23:36 C 03 18 05.16 +29 48 09.1 c 691
2003-12-29 03:26:21 C 03 18 04.82 +29 48 08.8 20.0 c 704
2003-12-29 03:47:25 C 03 18 02.52 +29 48 12.0 20.1 c 704
2003-12-29 04:05:53 C 03 18 00.57 +29 48 15.0 19.5 c 704