2025 SY

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2243810826 ± 3.56e-04
Semi-major axis (a)1.2459371717 AU ± 5.47e-04
Inclination (i)6.89324156° ± 9.92e-03
Long. of Asc. Node (Ω)179.79384040° ± 1.07e-03
Arg. of Perihelion (ω)235.14784527° ± 1.01e-02
Mean Anomaly (M)6.18161925° ± 6.44e-03
Mean Motion (n)0.7087091857°/day ± 4.67e-04
Perihelion dist (q)0.96637244 AU ± 6.14e-04
Aphelion dist (Q)1.52550190 AU ± 8.04e-04
Orbital Period1.39073446 yr ± 9.17e-04
Physical Parameters
H (abs. magnitude)26.96
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.405″
Uncertainty1
Orbit TypeApollo
MOID0.028504 AU
Observations Used29
Oppositions1
Arc Total2025-2025
First Observation Used2025-09-17
Last Observation Used2025-09-25
Observations (29)
Date Type RA Dec Mag Band Observatory
2025-09-17 07:43:30 C 23 59 50.222 +11 34 08.64 X F52
2025-09-17 07:59:02 C 23 59 53.282 +11 33 29.05 X F52
2025-09-17 08:14:37 C 23 59 56.309 +11 32 49.71 V F52
2025-09-17 09:45:07 C 00 00 13.525 +11 28 57.40 V F52
2025-09-17 09:46:01 C 00 00 13.723 +11 28 54.73 V F52
2025-09-17 09:54:42 C 00 00 15.350 +11 28 32.07 V F52
2025-09-17 09:55:37 C 00 00 15.542 +11 28 29.45 V F52
2025-09-18 06:59:45 C 00 05 11.89 +10 29 07.9 V H21
2025-09-18 07:07:06 C 00 05 13.47 +10 28 46.4 V H21
2025-09-18 11:54:03 C 00 06 24.025 +10 15 21.84 V T14
2025-09-18 11:55:27 C 00 06 24.327 +10 15 17.49 V T14
2025-09-18 11:56:51 C 00 06 24.617 +10 15 13.32 V T14
2025-09-18 11:58:51 C 00 06 25.047 +10 15 07.14 V T14
2025-09-18 12:00:15 C 00 06 25.336 +10 15 03.00 V T14
2025-09-18 12:01:39 C 00 06 25.635 +10 14 58.67 V T14
2025-09-23 02:35:50 C 00 41 57.498 +02 46 31.30 X 033
2025-09-23 02:39:27 C 00 41 58.916 +02 46 11.90 X 033
2025-09-23 02:41:15 C 00 41 59.557 +02 46 02.70 X 033
2025-09-23 07:45:02 C 00 44 10.684 +02 19 51.53 V G96
2025-09-23 07:52:28 C 00 44 13.492 +02 19 09.55 V G96
2025-09-23 07:59:55 C 00 44 16.192 +02 18 30.38 V G96
2025-09-23 08:07:22 C 00 44 18.913 +02 17 49.60 V G96
2025-09-25 10:23:41 C 01 07 41.142 -02 49 50.66 V I52
2025-09-25 10:24:30 C 01 07 41.560 -02 49 55.49 V I52
2025-09-25 10:25:20 C 01 07 41.905 -02 50 02.00 V I52
2025-09-25 10:29:26 C 01 07 43.907 -02 50 29.44 V I52
2025-09-25 10:57:50 C 01 08 07.109 -02 53 06.22 X F51
2025-09-25 11:39:28 C 01 08 26.436 -02 57 53.29 X F51
2025-09-25 12:00:23 C 01 08 36.144 -03 00 16.82 X F51