528284 (2008 SW11)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4086033941 ± 2.36e-08
Semi-major axis (a)1.1348274452 AU ± 1.90e-09
Inclination (i)7.43236093° ± 3.32e-06
Long. of Asc. Node (Ω)28.70582349° ± 2.04e-05
Arg. of Perihelion (ω)207.10576592° ± 2.21e-05
Mean Anomaly (M)166.66918714° ± 7.09e-06
Mean Motion (n)0.8153001656°/day ± 2.05e-09
Perihelion dist (q)0.67113310 AU ± 2.68e-08
Aphelion dist (Q)1.59852179 AU ± 2.69e-08
Orbital Period1.20891216 yr ± 3.04e-09
Physical Parameters
H (abs. magnitude)21.15
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.309″
Uncertainty0
Orbit TypeApollo
MOID0.104723 AU
Observations Used163
Oppositions3
Arc Total2008-2025
First Observation Used2008-09-25
Last Observation Used2025-11-23
Observations (185)
Date Type RA Dec Mag Band Observatory
2024-11-28 12:37:19 C 07 32 17.477 +36 32 48.07 X F52
2024-11-28 12:54:21 C 07 32 17.064 +36 33 00.64 X F52
2024-11-28 13:11:27 C 07 32 16.656 +36 33 13.13 X F52
2024-12-05 12:16:44 C 07 26 47.646 +38 44 42.35 X F51
2024-12-05 12:33:11 C 07 26 46.764 +38 44 56.19 X F51
2024-12-05 12:49:36 C 07 26 45.882 +38 45 10.04 X F51
2024-12-05 13:06:10 C 07 26 45.006 +38 45 23.91 X F51
2024-12-19 10:30:34 C 06 58 32.614 +43 48 57.40 X F52
2024-12-19 10:48:56 C 06 58 30.202 +43 49 14.60 X F52
2024-12-19 11:07:17 C 06 58 27.726 +43 49 31.95 X F52
2024-12-19 11:25:43 C 06 58 25.275 +43 49 48.85 X F52
2024-12-19 12:17:12 C 06 58 17.476 +43 50 27.64 V V00
2024-12-19 12:25:19 C 06 58 16.446 +43 50 34.84 V V00
2024-12-19 12:33:24 C 06 58 15.380 +43 50 41.86 V V00
2024-12-19 12:41:29 C 06 58 14.351 +43 50 48.91 V V00
2024-12-23 10:41:03 C 06 45 13.023 +45 15 09.10 X F52
2024-12-23 10:57:36 C 06 45 10.394 +45 15 23.36 X F52
2024-12-23 11:30:40 C 06 45 05.118 +45 15 51.71 X F52
2025-01-01 03:59:54 C 06 08 15.979 +47 46 30.72 V G96
2025-01-01 04:07:05 C 06 08 14.482 +47 46 35.87 V G96
2025-01-01 04:14:16 C 06 08 12.984 +47 46 39.61 V G96
2025-01-01 04:21:27 C 06 08 11.555 +47 46 43.90 V G96
2025-01-06 08:16:46 C 05 42 40.425 +48 37 05.03 X F52
2025-01-06 08:42:42 C 05 42 34.725 +48 37 12.04 X F52
2025-01-06 08:55:39 C 05 42 31.864 +48 37 15.49 X F52
2025-10-13 07:26:38 C 03 43 51.50 +21 40 35.0 V H21
2025-10-13 07:30:32 C 03 43 51.17 +21 40 35.5 V H21
2025-10-15 07:29:15 C 03 39 41.67 +21 45 15.6 V H21
2025-10-15 07:33:45 C 03 39 41.27 +21 45 16.1 V H21
2025-10-17 07:19:31 C 03 35 15.17 +21 48 46.7 V H21
2025-10-17 07:38:06 C 03 35 13.28 +21 48 47.4 V H21
2025-11-23 05:19:23 C 01 58 09.406 +19 16 14.71 X F52
2025-11-23 05:34:15 C 01 58 08.139 +19 16 10.43 X F52
2025-11-23 05:49:09 C 01 58 06.898 +19 16 06.47 X F52
2025-11-23 06:04:01 C 01 58 05.656 +19 16 02.15 X F52