2025 SD29

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2896020731 ± 4.11e-04
Semi-major axis (a)1.4574158310 AU ± 8.98e-04
Inclination (i)13.29874913° ± 1.35e-02
Long. of Asc. Node (Ω)11.31675626° ± 4.25e-04
Arg. of Perihelion (ω)314.62064771° ± 3.72e-03
Mean Anomaly (M)51.35157203° ± 5.09e-02
Mean Motion (n)0.5601921931°/day ± 5.18e-04
Perihelion dist (q)1.03534518 AU ± 8.75e-04
Aphelion dist (Q)1.87948648 AU ± 1.30e-03
Orbital Period1.75944309 yr ± 1.63e-03
Physical Parameters
H (abs. magnitude)25.29
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.221″
Uncertainty2
Orbit TypeAmor
MOID0.085686 AU
Observations Used24
Oppositions1
Arc Total2025-2025
First Observation Used2025-09-29
Last Observation Used2025-10-14
Observations (24)
Date Type RA Dec Mag Band Observatory
2025-09-29 09:46:29 C 00 43 11.781 -11 09 07.85 X F52
2025-09-29 10:02:08 C 00 43 09.099 -11 07 18.36 X F52
2025-09-29 10:33:31 C 00 43 03.718 -11 03 38.51 X F52
2025-09-29 11:58:31 C 00 42 49.211 -10 53 41.98 V F52
2025-09-29 11:59:41 C 00 42 49.034 -10 53 34.16 V F52
2025-09-29 22:04:07 C 00 41 26.099 -09 44 16.60 X 033
2025-09-29 22:05:52 C 00 41 25.818 -09 44 04.60 X 033
2025-09-29 22:07:31 C 00 41 25.588 -09 43 53.10 X 033
2025-09-29 22:09:16 C 00 41 25.296 -09 43 41.10 X 033
2025-09-30 02:22:50 C 00 40 51.730 -09 12 49.90 V 807
2025-09-30 02:41:47 C 00 40 48.700 -09 10 41.40 V 807
2025-09-30 03:01:40 C 00 40 45.500 -09 08 27.00 V 807
2025-09-30 09:34:38 C 00 39 50.058 -08 25 22.88 V T12
2025-09-30 09:39:10 C 00 39 49.333 -08 24 52.85 V T12
2025-09-30 09:43:00 C 00 39 48.708 -08 24 26.97 V T12
2025-10-01 23:02:44 C 00 34 54.71 -04 22 38.8 V L01
2025-10-01 23:05:45 C 00 34 54.21 -04 22 20.4 V L01
2025-10-01 23:09:08 C 00 34 53.73 -04 21 59.5 V L01
2025-10-12 03:40:22 C 00 12 41.12 +14 31 51.7 V H21
2025-10-12 04:02:37 C 00 12 39.43 +14 33 03.8 V H21
2025-10-13 02:52:50 C 00 11 18.77 +15 43 57.4 V H21
2025-10-13 02:56:51 C 00 11 18.50 +15 44 09.5 V H21
2025-10-14 03:57:55 C 00 09 55.44 +16 56 28.0 V H21
2025-10-14 04:06:49 C 00 09 54.86 +16 56 52.8 V H21