2025 SM1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3441422360 ± 3.89e-04
Semi-major axis (a)1.5072536287 AU ± 9.66e-04
Inclination (i)28.23610860° ± 1.73e-02
Long. of Asc. Node (Ω)355.99271993° ± 4.66e-04
Arg. of Perihelion (ω)47.65690071° ± 2.12e-02
Mean Anomaly (M)9.95480363° ± 2.51e-03
Mean Motion (n)0.5326387627°/day ± 5.12e-04
Perihelion dist (q)0.98854399 AU ± 8.64e-04
Aphelion dist (Q)2.02596326 AU ± 1.42e-03
Orbital Period1.85045917 yr ± 1.78e-03
Physical Parameters
H (abs. magnitude)24.34
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.363″
Uncertainty1
Orbit TypeApollo
MOID0.066889 AU
Observations Used38
Oppositions1
Arc Total2025-2025
First Observation Used2025-09-17
Last Observation Used2025-09-30
Observations (39)
Date Type RA Dec Mag Band Observatory
2025-09-17 03:28:50 C 23 43 49.14 -18 30 10.2 V W94
2025-09-17 03:37:52 C 23 43 44.26 -18 28 35.4 V W94
2025-09-17 03:46:49 C 23 43 39.46 -18 27 03.6 V W94
2025-09-17 05:58:25 C 23 42 29.94 -18 03 53.1 W X09
2025-09-17 06:06:30 C 23 42 25.66 -18 02 27.6 W X09
2025-09-17 06:46:41 C 23 42 09.10 -17 57 06.3 V 673
2025-09-17 06:48:09 C 23 42 08.31 -17 56 50.5 V 673
2025-09-17 10:09:14 C 23 40 20.90 -17 21 00.6 V 673
2025-09-17 10:12:35 C 23 40 19.12 -17 20 24.2 V 673
2025-09-18 20:38:21 C 23 21 49.43 -10 33 07.2 V L01
2025-09-18 20:40:29 C 23 21 48.20 -10 32 39.9 V L01
2025-09-18 20:40:52 C 23 21 48.319 -10 32 35.41 W 151
2025-09-18 20:42:37 C 23 21 46.96 -10 32 11.9 V L01
2025-09-18 20:45:43 C 23 21 45.444 -10 31 33.02 W 151
2025-09-18 20:50:35 C 23 21 42.576 -10 30 31.57 W 151
2025-09-18 21:25:19 B 23 21 21.602 -10 23 08.35 W G34
2025-09-18 21:33:32 B 23 21 16.781 -10 21 21.75 W G34
2025-09-18 21:43:48 B 23 21 10.698 -10 19 08.48 W G34
2025-09-18 21:54:03 B 23 21 04.682 -10 16 56.58 W G34
2025-09-18 23:16:04 B 23 20 16.354 -09 59 09.10 Z K74
2025-09-18 23:32:12 B 23 20 06.778 -09 55 38.39 Z K74
2025-09-18 23:48:21 B 23 19 57.175 -09 52 07.14 Z K74
2025-09-19 00:49:36 C 23 19 28.410 -09 36 22.50 V 807
2025-09-19 00:57:33 C 23 19 23.690 -09 34 38.50 V 807
2025-09-19 01:05:56 C 23 19 18.720 -09 32 48.90 V 807
2025-09-20 09:46:42 C 22 59 35.661 -01 55 53.14 X F51
2025-09-20 10:02:00 C 22 59 25.552 -01 52 05.88 X F51
2025-09-20 10:32:41 C 22 59 05.373 -01 44 30.62 X F51
2025-09-21 15:10:32 B 22 40 39.54 +05 33 13.3 X N94
2025-09-21 15:23:28 B 22 40 30.70 +05 36 35.3 X N94
2025-09-21 15:36:19 B 22 40 21.85 +05 39 56.4 X N94
2025-09-25 09:28:22 C 21 36 55.321 +27 54 50.04 V I52
2025-09-25 09:29:19 C 21 36 54.644 +27 55 01.96 V I52
2025-09-25 09:30:16 C 21 36 53.917 +27 55 14.38 V I52
2025-09-25 09:31:13 C 21 36 53.230 +27 55 25.82 V I52
2025-09-30 02:46:11 C 20 18 23.371 +45 21 31.46 V V06
2025-09-30 02:49:44 C 20 18 20.984 +45 21 52.78 V V06
2025-09-30 02:53:17 C 20 18 18.608 +45 22 14.12 V V06
2025-09-30 02:56:50 C 20 18 16.211 +45 22 35.65 V V06