445267 (2009 SD229)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4097889324 ± 2.67e-08
Semi-major axis (a)2.1002344981 AU ± 5.77e-09
Inclination (i)8.12393784° ± 2.15e-06
Long. of Asc. Node (Ω)124.03597946° ± 8.64e-06
Arg. of Perihelion (ω)181.25637981° ± 1.05e-05
Mean Anomaly (M)150.16080067° ± 3.06e-06
Mean Motion (n)0.3238251642°/day ± 1.34e-09
Perihelion dist (q)1.23958165 AU ± 5.63e-08
Aphelion dist (Q)2.96088735 AU ± 5.67e-08
Orbital Period3.04369886 yr ± 1.26e-08
Physical Parameters
H (abs. magnitude)19.57
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.249″
Uncertainty0
Orbit TypeAmor
MOID0.222435 AU
Observations Used362
Oppositions10
Arc Total2009-2024
First Observation Used2009-09-29
Last Observation Used2024-10-01
Observations (392)
Date Type RA Dec Mag Band Observatory
2024-05-01 14:06:21 C 16 34 15.506 -01 54 04.08 X F52
2024-05-01 14:20:31 C 16 34 15.499 -01 53 58.86 X F52
2024-05-01 14:34:39 C 16 34 15.520 -01 53 53.52 X F52
2024-05-05 10:18:32 C 16 34 21.349 -01 20 02.80 V G96
2024-05-05 10:25:39 C 16 34 21.320 -01 20 00.20 V G96
2024-05-05 10:32:46 C 16 34 21.256 -01 19 57.43 V G96
2024-05-05 10:39:52 C 16 34 21.234 -01 19 54.91 V G96
2024-05-08 12:59:16 C 16 34 02.693 -00 53 20.89 X F52
2024-05-08 13:17:14 C 16 34 02.503 -00 53 14.63 X F52
2024-05-08 13:35:13 C 16 34 02.323 -00 53 08.30 X F52
2024-05-08 13:53:15 C 16 34 02.134 -00 53 02.03 X F52
2024-05-15 18:41:57 C 16 32 01.72 +00 02 23.7 V D29
2024-05-15 19:10:04 C 16 32 01.15 +00 02 31.3 V D29
2024-05-15 19:38:52 C 16 32 00.59 +00 02 39.8 V D29
2024-05-18 06:59:40 C 16 30 56.963 +00 18 48.20 V G96
2024-05-18 07:07:02 C 16 30 56.794 +00 18 50.65 V G96
2024-05-18 07:14:24 C 16 30 56.596 +00 18 52.06 V G96
2024-05-18 07:21:44 C 16 30 56.412 +00 18 54.50 V G96
2024-05-27 17:31:54 C 16 25 21.19 +01 00 22.7 V D29
2024-05-27 17:59:47 C 16 25 20.27 +01 00 25.4 V D29
2024-05-30 10:33:55 C 16 23 25.134 +01 05 01.24 X F52
2024-05-30 10:50:05 C 16 23 24.556 +01 05 01.93 X F52
2024-05-30 11:06:14 C 16 23 23.976 +01 05 02.62 X F52
2024-05-30 11:22:17 C 16 23 23.401 +01 05 03.24 X F52
2024-05-31 08:32:48 C 16 22 44.137 +01 05 38.04 V G96
2024-05-31 08:40:20 C 16 22 43.871 +01 05 38.22 V G96
2024-05-31 08:47:51 C 16 22 43.604 +01 05 38.58 V G96
2024-05-31 08:55:22 C 16 22 43.342 +01 05 38.47 V G96
2024-06-05 08:06:13 C 16 18 55.843 +01 00 47.84 V G96
2024-06-05 08:13:42 C 16 18 55.566 +01 00 47.02 V G96
2024-06-05 08:21:08 C 16 18 55.292 +01 00 46.30 V G96
2024-06-05 08:28:36 C 16 18 55.019 +01 00 45.50 V G96
2024-06-05 09:47:22 C 16 18 52.951 +01 00 40.64 V T08
2024-06-05 09:55:01 C 16 18 52.709 +01 00 40.93 V T08
2024-06-05 10:00:35 C 16 18 52.517 +01 00 39.85 V T08
2024-06-05 10:15:11 C 16 18 51.857 +01 00 39.38 V T08
2024-06-07 17:27:35 C 16 17 05.33 +00 53 00.3 V D29
2024-06-07 17:47:56 C 16 17 04.57 +00 52 56.3 V D29
2024-06-07 18:08:18 C 16 17 03.85 +00 52 53.1 V D29
2024-06-08 09:37:38 C 16 16 35.170 +00 50 11.98 V T08
2024-06-08 09:43:16 C 16 16 34.956 +00 50 11.08 V T08
2024-06-08 09:51:03 C 16 16 34.692 +00 50 09.10 V T08
2024-06-08 10:07:25 C 16 16 34.018 +00 50 06.47 V T08
2024-06-11 10:41:34 C 16 14 19.214 +00 33 22.39 V T05
2024-06-11 10:46:08 C 16 14 19.154 +00 33 20.84 V T05
2024-06-11 10:54:44 C 16 14 18.751 +00 33 19.37 V T05
2024-06-11 11:11:34 C 16 14 18.151 +00 33 13.93 V T05
2024-06-12 15:05:38 C 16 13 29.16 +00 25 03.0 V D29
2024-06-12 15:26:00 C 16 13 28.45 +00 24 56.3 V D29
2024-06-12 15:46:22 C 16 13 27.79 +00 24 50.5 V D29