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
2021-09-09 08:00:23 C 01 10 19.01 +10 47 23.9 V G96
2021-09-09 08:08:30 C 01 10 18.80 +10 47 23.7 V G96
2021-09-13 07:16:41 C 01 07 45.45 +10 42 22.5 V 703
2021-09-13 07:24:21 C 01 07 45.06 +10 42 22.3 V 703
2021-09-13 07:39:41 C 01 07 44.24 +10 42 19.2 V 703
2021-09-15 19:10:43 C 01 05 47.89 +10 37 10.2 V D29
2021-09-15 19:31:05 C 01 05 47.15 +10 37 06.9 V D29
2021-09-29 17:38:41 C 00 50 30.80 +09 37 54.5 V D29
2021-09-29 17:39:57 C 00 50 30.75 +09 37 54.2 V D29
2021-09-29 17:59:02 C 00 50 29.63 +09 37 49.3 V D29
2021-09-29 18:19:24 C 00 50 28.45 +09 37 44.2 V D29
2021-09-29 18:20:41 C 00 50 28.39 +09 37 44.0 V D29
2021-10-02 12:27:23 C 00 46 42.49 +09 20 13.6 V T08
2021-10-02 12:57:25 C 00 46 40.66 +09 20 06.9 V T08
2021-10-02 13:03:25 C 00 46 40.36 +09 20 04.3 V T08
2021-10-02 13:15:23 C 00 46 39.58 +09 20 01.2 V T08
2021-10-03 06:00:40 C 00 45 41.32 +09 15 15.1 V 703
2021-10-03 06:08:18 C 00 45 40.84 +09 15 13.8 V 703
2021-10-03 06:27:34 C 00 45 39.71 +09 15 07.8 V 703
2021-10-03 06:35:11 C 00 45 39.21 +09 15 06.0 V 703
2021-10-04 06:50:46 C 00 44 13.242 +09 08 06.26 U F51
2021-10-04 06:58:12 C 00 44 12.784 +09 08 04.13 U F51
2021-10-04 07:05:43 C 00 44 12.320 +09 08 01.94 U F51
2021-10-04 07:13:08 C 00 44 11.858 +09 07 59.82 U F51
2021-10-04 11:03:37 C 00 43 57.41 +09 06 52.1 V T05
2021-10-04 11:28:12 C 00 43 55.87 +09 06 45.1 V T05
2021-10-04 11:33:41 C 00 43 55.51 +09 06 43.6 V T05
2021-10-04 11:42:02 C 00 43 54.98 +09 06 41.2 V T05
2021-10-06 10:33:52 C 00 41 04.89 +08 52 29.7 V T08
2021-10-06 11:14:43 C 00 41 02.25 +08 52 16.6 V T08
2021-10-06 11:50:13 C 00 40 59.99 +08 52 04.9 V T08
2021-10-06 12:26:17 C 00 40 57.64 +08 51 53.5 V T08
2021-10-07 09:27:39 C 00 39 40.75 +08 45 16.8 V T05
2021-10-07 10:18:45 C 00 39 37.46 +08 45 01.0 V T05
2021-10-07 10:33:12 C 00 39 36.52 +08 44 55.7 V T05
2021-10-07 10:43:07 C 00 39 35.78 +08 44 53.3 V T05
2021-10-09 05:48:46 C 00 36 55.93 +08 30 57.1 V 703
2021-10-09 05:56:58 C 00 36 55.50 +08 30 53.9 V 703
2021-10-09 06:05:10 C 00 36 54.99 +08 30 49.7 V 703
2021-10-09 06:13:23 C 00 36 54.46 +08 30 46.8 V 703
2021-10-09 07:02:13 C 00 36 51.25 +08 30 30.4 V G96
2021-10-09 07:10:20 C 00 36 50.71 +08 30 27.8 V G96
2021-10-09 07:18:26 C 00 36 50.18 +08 30 25.1 V G96
2021-10-09 07:26:35 C 00 36 49.65 +08 30 22.4 V G96
2021-10-09 07:31:56 C 00 36 49.85 +08 30 23.3 V T08
2021-10-09 07:43:58 C 00 36 49.07 +08 30 18.4 V T08
2021-10-09 08:13:14 C 00 36 47.19 +08 30 10.2 V T08
2021-10-09 08:45:00 C 00 36 45.06 +08 29 58.8 V T08
2021-10-12 12:14:25 C 00 32 02.80 +08 04 27.4 V D29
2021-10-12 12:34:47 C 00 32 01.47 +08 04 20.5 V D29