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
2016-07-14 12:13:49 C 21 26 22.680 -15 19 50.03 L F51
2016-07-14 12:31:39 C 21 26 21.897 -15 19 53.19 L F51
2016-07-14 12:49:26 C 21 26 21.109 -15 19 56.00 L F51
2016-07-14 13:07:15 C 21 26 20.334 -15 19 59.08 L F51
2016-08-01 09:47:37 C 21 04 32.085 -16 43 35.88 L F51
2016-08-01 10:01:35 C 21 04 31.264 -16 43 38.86 L F51
2016-08-01 10:15:36 C 21 04 30.428 -16 43 41.75 L F51
2016-08-01 10:29:35 C 21 04 29.615 -16 43 44.76 L F51
2016-08-08 10:02:20 C 20 54 49.880 -17 18 04.72 L F51
2016-08-08 10:18:21 C 20 54 48.925 -17 18 07.81 L F51
2016-08-08 10:34:23 C 20 54 47.961 -17 18 11.19 L F51
2016-08-08 10:50:29 C 20 54 47.008 -17 18 14.33 L F51
2016-08-14 01:31:56 C 20 47 07.704 -17 43 57.10 309
2016-08-14 01:37:11 C 20 47 07.424 -17 43 57.97 309
2016-08-14 01:38:56 C 20 47 07.328 -17 43 58.34 309
2016-08-14 01:40:41 C 20 47 07.223 -17 43 58.79 309
2016-08-14 01:42:26 C 20 47 07.119 -17 43 59.10 309
2016-08-14 01:44:11 C 20 47 07.023 -17 43 59.37 309
2016-08-14 01:45:56 C 20 47 06.921 -17 43 59.76 309
2016-08-14 01:47:41 C 20 47 06.821 -17 44 00.17 309
2019-10-09 11:41:23 C 08 30 17.78 +20 48 53.5 V G96
2019-10-09 11:47:04 C 08 30 18.69 +20 48 50.1 V G96
2019-10-09 11:52:46 C 08 30 19.61 +20 48 46.5 V G96
2020-02-20 12:21:46 C 15 28 24.45 -21 41 44.7 V G96
2020-02-20 12:29:08 C 15 28 24.96 -21 41 47.3 V G96
2020-02-20 12:36:31 C 15 28 25.46 -21 41 50.1 V G96
2020-02-20 12:43:53 C 15 28 25.98 -21 41 52.6 V G96
2020-04-22 11:40:08 C 15 39 39.51 -24 30 34.2 V T05
2020-04-22 11:45:06 C 15 39 39.27 -24 30 35.0 V T05
2020-04-22 11:53:26 C 15 39 38.67 -24 30 32.3 V T05
2020-04-22 12:07:36 C 15 39 37.71 -24 30 30.4 V T05
2020-04-24 08:52:19 C 15 36 52.55 -24 22 41.4 V G96
2020-04-24 09:00:06 C 15 36 52.03 -24 22 40.0 V G96
2020-04-24 09:07:55 C 15 36 51.51 -24 22 38.5 V G96
2020-04-24 09:15:41 C 15 36 51.00 -24 22 37.1 V G96
2020-04-28 10:42:48 C 15 30 33.76 -24 02 38.5 V T08
2020-04-28 10:45:27 C 15 30 33.57 -24 02 38.9 V T08
2020-04-28 10:49:26 C 15 30 33.34 -24 02 37.8 V T08
2020-04-28 10:57:24 C 15 30 32.75 -24 02 35.6 V T08
2020-05-02 10:14:22 C 15 24 10.08 -23 39 41.1 V T08
2020-05-02 10:17:41 C 15 24 09.82 -23 39 40.5 V T08
2020-05-02 10:25:38 C 15 24 09.30 -23 39 38.8 V T08
2020-05-02 10:38:58 C 15 24 08.31 -23 39 34.5 V T08
2020-05-04 10:13:59 C 15 20 55.78 -23 27 04.8 V T05
2020-05-04 10:16:37 C 15 20 55.50 -23 27 04.4 V T05
2020-05-04 10:21:56 C 15 20 55.11 -23 27 02.3 V T05
2020-05-04 10:31:09 C 15 20 54.49 -23 27 00.1 V T05
2020-05-12 11:22:27 C 15 08 14.76 -22 31 08.5 V T05
2020-05-12 11:37:00 C 15 08 13.74 -22 31 03.4 V T05
2020-05-12 11:40:18 C 15 08 13.60 -22 31 03.7 V T05