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
2024-06-30 07:47:07 C 16 06 03.530 -03 33 39.27 X F51
2024-06-30 08:04:17 C 16 06 03.388 -03 33 53.11 X F51
2024-06-30 08:21:26 C 16 06 03.251 -03 34 06.90 X F51
2024-06-30 08:38:34 C 16 06 03.113 -03 34 20.68 X F51
2024-07-03 08:03:23 C 16 06 11.234 -04 34 37.92 V T08
2024-07-03 08:07:27 C 16 06 11.263 -04 34 40.84 V T08
2024-07-03 08:18:10 C 16 06 11.222 -04 34 50.66 V T08
2024-07-03 08:19:48 C 16 06 11.227 -04 34 52.73 X F51
2024-07-03 08:35:43 C 16 06 11.210 -04 35 06.74 X F51
2024-07-03 08:35:54 C 16 06 11.189 -04 35 06.61 V T08
2024-07-03 08:51:39 C 16 06 11.194 -04 35 20.75 X F51
2024-07-03 09:07:33 C 16 06 11.181 -04 35 34.72 X F51
2024-07-07 18:09:29 C 16 07 21.355 -06 13 32.51 W M01
2024-07-07 19:16:55 C 16 07 22.025 -06 14 35.99 W M01
2024-07-07 21:32:33 C 16 07 23.526 -06 16 50.39 W M01
2024-07-09 18:24:33 C 16 08 17.344 -07 01 49.70 W M01
2024-07-09 21:19:47 C 16 08 20.187 -07 04 47.53 W M01
2024-07-27 07:44:24 C 16 28 12.667 -15 04 05.48 V T08
2024-07-27 07:51:54 C 16 28 13.145 -15 04 14.77 V T08
2024-07-27 07:56:33 C 16 28 13.457 -15 04 20.96 V T08
2024-07-27 08:00:45 C 16 28 13.718 -15 04 25.50 V T08
2024-07-27 08:14:58 C 16 28 14.705 -15 04 43.54 V T08
2024-07-27 08:28:33 C 16 28 15.590 -15 04 59.30 V T08
2024-07-28 07:02:39 C 16 29 56.983 -15 32 35.22 X F51
2024-07-28 07:19:54 C 16 29 58.177 -15 32 56.24 X F51
2024-07-28 07:37:00 C 16 29 59.363 -15 33 17.05 X F51
2024-07-28 07:54:02 C 16 30 00.547 -15 33 37.75 X F51
2024-07-29 06:44:32 C 16 31 47.046 -16 01 35.78 X F51
2024-07-29 06:55:22 C 16 31 47.826 -16 01 48.96 X F51
2024-07-29 07:05:37 C 16 31 48.567 -16 02 01.47 X F51
2024-07-29 07:15:52 C 16 31 49.302 -16 02 14.00 X F51
2024-07-31 20:38:25 C 16 36 53.410 -17 17 02.51 V M22
2024-07-31 20:49:44 C 16 36 54.295 -17 17 15.58 V M22
2024-07-31 21:06:15 C 16 36 55.608 -17 17 35.92 V M22
2024-07-31 21:10:52 C 16 36 56.028 -17 17 41.68 V M22
2024-09-29 00:56:57 C 20 06 30.550 -32 09 58.80 V 807
2024-09-29 01:03:18 C 20 06 31.560 -32 09 57.30 V 807
2024-09-29 01:09:33 C 20 06 32.540 -32 09 55.80 V 807
2024-10-01 05:27:30 C 20 15 02.289 -31 57 14.00 X F51
2024-10-01 05:42:46 C 20 15 04.681 -31 57 09.79 X F51
2024-10-01 05:58:01 C 20 15 07.066 -31 57 05.76 X F51
2024-10-01 06:13:17 C 20 15 09.453 -31 57 01.54 X F51