2025 YS1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5098942779 ± 3.24e-04
Semi-major axis (a)1.9923334299 AU ± 1.31e-03
Inclination (i)9.28069923° ± 4.21e-03
Long. of Asc. Node (Ω)83.94585562° ± 2.31e-04
Arg. of Perihelion (ω)343.06975055° ± 4.68e-04
Mean Anomaly (M)355.87018381° ± 3.69e-03
Mean Motion (n)0.3504848443°/day ± 3.46e-04
Perihelion dist (q)0.97645401 AU ± 9.10e-04
Aphelion dist (Q)3.00821285 AU ± 2.08e-03
Orbital Period2.81217947 yr ± 2.77e-03
Physical Parameters
H (abs. magnitude)29.15
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.544″
Uncertainty1
Orbit TypeApollo
MOID0.005103 AU
Observations Used18
Oppositions1
Arc Total2025-2025
First Observation Used2025-12-17
Last Observation Used2025-12-22
Observations (18)
Date Type RA Dec Mag Band Observatory
2025-12-17 07:46:17 C 03 46 06.851 +39 09 41.12 V U68
2025-12-17 07:51:06 C 03 46 24.531 +39 13 56.13 V U68
2025-12-17 08:46:53 C 03 49 50.461 +40 02 08.74 V U74
2025-12-17 08:51:36 C 03 50 08.009 +40 06 08.20 V U74
2025-12-17 09:41:56 C 03 53 09.268 +40 48 10.25 V I52
2025-12-17 09:43:07 C 03 53 13.777 +40 49 08.51 V I52
2025-12-17 09:44:12 C 03 53 17.912 +40 50 01.24 V I52
2025-12-18 03:04:56 C 05 05 58.862 +52 00 37.99 V I52
2025-12-18 03:07:12 C 05 06 07.777 +52 01 42.55 V I52
2025-12-18 03:09:29 C 05 06 16.759 +52 02 47.94 V I52
2025-12-19 05:37:15 C 06 43 22.948 +58 44 52.55 V V06
2025-12-19 05:40:18 C 06 43 31.699 +58 45 15.19 V V06
2025-12-19 05:43:20 C 06 43 40.436 +58 45 36.79 V V06
2025-12-19 05:46:23 C 06 43 49.253 +58 45 58.75 V V06
2025-12-22 10:51:02 C 08 55 06.073 +58 59 07.46 V T12
2025-12-22 10:55:27 C 08 55 09.223 +58 59 02.67 V T12
2025-12-22 10:59:53 C 08 55 12.368 +58 58 57.81 V T12
2025-12-22 11:08:39 C 08 55 18.555 +58 58 48.04 V T12