2011 SS25

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7296555650 ± 4.54e-08
Semi-major axis (a)1.8841272508 AU ± 4.72e-09
Inclination (i)34.44719434° ± 1.32e-05
Long. of Asc. Node (Ω)18.35672037° ± 3.50e-06
Arg. of Perihelion (ω)110.17207576° ± 8.05e-06
Mean Anomaly (M)145.83227645° ± 7.05e-06
Mean Motion (n)0.3811070035°/day ± 1.43e-09
Perihelion dist (q)0.50936332 AU ± 8.56e-08
Aphelion dist (Q)3.25889118 AU ± 8.60e-08
Orbital Period2.58621929 yr ± 9.72e-09
Physical Parameters
H (abs. magnitude)18.22
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.278″
Uncertainty0
Orbit TypeApollo
MOID0.091114 AU
Observations Used234
Oppositions8
Arc Total2011-2024
First Observation Used2011-09-22
Last Observation Used2024-09-21
Observations (238)
Date Type RA Dec Mag Band Observatory
2016-08-11 01:57:17 C 01 20 01.23 -24 10 30.5 q K91
2016-08-11 02:07:38 C 01 20 01.09 -24 10 34.5 q K91
2016-08-11 02:17:56 C 01 20 00.95 -24 10 38.4 q K91
2016-08-29 09:22:54 C 01 06 55.58 -27 30 40.1 o 691
2016-08-29 09:44:44 C 01 06 54.37 -27 30 51.5 o 691
2016-08-29 10:06:38 C 01 06 53.22 -27 31 02.4 o 691
2016-09-21 09:58:53 C 00 19 53.892 -31 47 03.20 L F51
2016-09-21 10:12:46 C 00 19 52.224 -31 47 07.65 L F51
2016-09-21 10:26:41 C 00 19 50.545 -31 47 11.90 L F51
2016-09-21 10:40:35 C 00 19 48.860 -31 47 16.47 L F51
2016-10-05 12:20:21 C 23 35 29.79 -32 23 08.0 q Q60
2016-10-05 12:34:26 C 23 35 27.75 -32 23 05.8 q Q60
2016-10-05 12:58:37 C 23 35 24.49 -32 23 02.8 q Q60
2016-10-07 08:18:45 C 23 29 24.856 -32 15 55.16 L F51
2016-10-07 08:33:35 C 23 29 22.758 -32 15 52.21 L F51
2016-10-07 08:48:27 C 23 29 20.661 -32 15 49.16 L F51
2016-10-07 09:03:17 C 23 29 18.568 -32 15 46.29 L F51
2016-10-19 07:00:31 C 22 51 40.288 -30 16 35.08 L F51
2016-10-19 07:15:22 C 22 51 38.443 -30 16 25.84 L F51
2016-10-19 07:30:11 C 22 51 36.602 -30 16 16.81 L F51
2016-10-19 07:45:00 C 22 51 34.757 -30 16 07.67 L F51
2016-10-26 06:22:27 C 22 32 53.785 -28 16 50.40 L F51
2016-10-26 06:28:58 C 22 32 53.098 -28 16 45.26 L F51
2016-10-26 06:35:27 C 22 32 52.415 -28 16 40.02 L F51
2016-10-26 06:41:55 C 22 32 51.735 -28 16 34.76 L F51
2022-05-24 00:51:28 C 08 27 32.40 -29 13 26.5 u 807
2022-05-24 00:55:28 C 08 27 33.60 -29 13 39.9 u 807
2022-05-24 00:59:28 C 08 27 34.82 -29 13 52.9 u 807
2022-05-27 00:12:26 C 08 48 37.056 -32 44 42.97 V W68
2022-05-27 00:19:45 C 08 48 39.221 -32 45 01.58 V W68
2022-05-27 00:25:38 C 08 48 40.925 -32 45 17.82 V W68
2022-05-27 00:44:46 C 08 48 46.241 -32 46 07.72 V W68
2024-09-13 11:39:34 C 06 18 48.888 +30 46 36.88 V G96
2024-09-13 11:51:46 C 06 18 53.604 +30 47 00.96 V G96
2024-09-13 11:57:51 C 06 18 55.987 +30 47 12.70 V G96
2024-09-21 01:36:02 B 07 41 05.81 +35 34 11.1 X M45
2024-09-21 01:44:22 B 07 41 10.05 +35 34 19.5 X M45
2024-09-21 01:50:44 B 07 41 13.30 +35 34 26.9 X M45