11284 Belenus (1990 BA)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3373664973 ± 1.50e-08
Semi-major axis (a)1.7401390005 AU ± 1.42e-09
Inclination (i)1.99181590° ± 1.71e-06
Long. of Asc. Node (Ω)311.70143863° ± 4.70e-05
Arg. of Perihelion (ω)171.16474879° ± 4.72e-05
Mean Anomaly (M)216.09985689° ± 4.87e-06
Mean Motion (n)0.4293746152°/day ± 5.27e-10
Perihelion dist (q)1.15307440 AU ± 2.61e-08
Aphelion dist (Q)2.32720360 AU ± 2.62e-08
Orbital Period2.29549267 yr ± 2.82e-09
Physical Parameters
H (abs. magnitude)18.25
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.342″
Uncertainty0
Orbit TypeAmor
MOID0.168611 AU
Observations Used750
Oppositions42
Arc Total1950-2025
First Observation Used1950-12-09
Last Observation Used2025-06-06
Observations (798)
Date Type RA Dec Mag Band Observatory
2021-11-09 04:36:39 C 23 59 56.87 +04 37 04.2 V G96
2021-11-20 05:56:34 C 23 56 43.879 +04 00 56.07 U F52
2021-11-20 06:12:07 C 23 56 43.816 +04 00 55.17 U F52
2021-11-20 06:27:37 C 23 56 43.790 +04 00 54.27 U F52
2021-11-20 06:43:09 C 23 56 43.735 +04 00 53.17 U F52
2021-11-27 06:04:11 C 23 58 01.316 +03 57 41.36 U F52
2021-11-27 06:19:48 C 23 58 01.521 +03 57 41.78 U F52
2021-11-27 06:35:29 C 23 58 01.699 +03 57 42.16 U F52
2021-11-27 06:51:08 C 23 58 01.894 +03 57 42.57 U F52
2022-03-03 19:23:34 C 03 25 27.34 +19 40 25.2 X C95
2022-03-03 19:49:59 C 03 25 31.24 +19 40 37.4 X C95
2022-03-16 02:35:19 C 04 11 40.96 +21 36 50.4 V G96
2022-03-16 02:43:23 C 04 11 42.33 +21 36 53.1 V G96
2022-03-16 02:51:28 C 04 11 43.58 +21 36 55.4 V G96
2022-03-16 02:59:32 C 04 11 44.90 +21 36 57.8 V G96
2022-03-23 03:46:11 C 04 39 42.79 +22 24 12.3 V V00
2022-03-23 03:53:12 C 04 39 43.96 +22 24 13.8 V V00
2022-03-23 04:00:11 C 04 39 45.13 +22 24 15.4 V V00
2022-03-23 04:07:11 C 04 39 46.31 +22 24 16.9 V V00
2023-08-18 08:14:38 C 21 50 42.770 -12 08 49.92 X F51
2023-08-18 08:31:57 C 21 50 41.758 -12 08 54.42 X F51
2023-08-18 08:49:17 C 21 50 40.746 -12 08 58.87 X F51
2023-08-18 09:06:38 C 21 50 39.709 -12 09 03.51 X F51
2023-09-07 03:52:36 C 21 24 50.591 -14 01 18.66 V G96
2023-09-07 04:00:37 C 21 24 50.274 -14 01 19.85 V G96
2023-09-07 04:08:37 C 21 24 49.860 -14 01 21.68 V G96
2023-09-07 04:16:38 C 21 24 49.554 -14 01 22.91 V G96
2023-09-08 08:49:30 C 21 23 28.649 -14 06 57.01 X F52
2023-09-08 09:05:13 C 21 23 27.893 -14 07 00.00 X F52
2023-09-08 09:20:57 C 21 23 27.136 -14 07 03.01 X F52
2023-09-08 09:36:39 C 21 23 26.380 -14 07 06.09 X F52
2023-09-17 07:11:42 C 21 14 43.507 -14 42 29.92 X F51
2023-09-17 07:27:28 C 21 14 42.932 -14 42 31.81 X F51
2023-09-17 07:43:12 C 21 14 42.360 -14 42 34.02 X F51
2023-09-17 07:58:55 C 21 14 41.778 -14 42 36.15 X F51
2023-10-09 05:18:42 C 21 05 26.003 -15 16 55.44 X F51
2023-10-09 05:35:47 C 21 05 25.964 -15 16 55.47 X F51
2023-10-09 05:52:48 C 21 05 25.945 -15 16 55.28 X F51
2023-10-09 06:09:49 C 21 05 25.896 -15 16 55.26 X F51
2025-05-25 13:54:37 C 20 25 25.698 -20 46 20.91 X F51
2025-05-25 14:08:40 C 20 25 25.644 -20 46 20.85 X F51
2025-05-25 14:22:42 C 20 25 25.587 -20 46 21.12 X F51
2025-05-30 13:10:34 C 20 24 40.438 -20 48 41.89 X F51
2025-05-30 13:25:29 C 20 24 40.248 -20 48 42.64 X F51
2025-05-30 13:55:21 C 20 24 39.887 -20 48 43.43 X F51
2025-06-06 13:43:24 C 20 22 03.313 -20 56 45.22 X F52
2025-06-06 14:09:00 C 20 22 02.737 -20 56 46.89 X F52
2025-06-06 14:21:48 C 20 22 02.467 -20 56 47.64 X F52