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
2021-10-12 12:55:09 C 00 32 00.16 +08 04 13.4 V D29
2021-10-13 05:27:21 C 00 30 58.23 +07 58 30.2 V 703
2021-10-13 05:50:06 C 00 30 56.40 +07 58 21.4 V 703
2021-10-13 12:01:33 C 00 30 34.018 +07 56 25.01 V P07
2021-10-13 13:16:56 C 00 30 29.124 +07 55 59.20 V P07
2021-10-13 14:31:15 C 00 30 24.307 +07 55 33.56 V P07
2021-10-13 15:37:17 C 00 30 19.975 +07 55 10.56 V P07
2021-10-14 04:10:31 C 00 29 33.58 +07 50 36.0 V 703
2021-10-14 04:18:19 C 00 29 33.15 +07 50 34.3 V 703
2021-10-14 04:26:07 C 00 29 32.67 +07 50 31.1 V 703
2021-10-14 04:33:55 C 00 29 32.13 +07 50 29.3 V 703
2021-10-15 07:07:07 C 00 27 53.32 +07 41 09.7 U I41
2021-10-15 08:09:55 C 00 27 49.26 +07 40 47.4 U I41
2021-10-15 08:28:38 C 00 27 48.05 +07 40 40.9 U I41
2021-10-15 09:05:51 C 00 27 45.66 +07 40 26.9 U I41
2021-10-15 09:25:54 C 00 27 44.37 +07 40 20.3 U I41
2021-10-23 11:02:40 C 00 16 22.980 +06 32 17.31 U F52
2021-10-23 11:18:20 C 00 16 22.092 +06 32 11.77 U F52
2021-10-23 11:49:36 C 00 16 20.304 +06 32 01.05 U F52
2021-10-25 05:29:36 C 00 14 07.04 +06 17 47.6 V 703
2021-10-25 05:37:20 C 00 14 06.53 +06 17 44.4 V 703
2021-10-25 05:45:05 C 00 14 06.09 +06 17 41.7 V 703
2021-10-25 05:52:49 C 00 14 05.62 +06 17 39.4 V 703
2021-10-26 06:59:52 C 00 12 48.192 +06 09 17.89 U F52
2021-10-26 07:16:35 C 00 12 47.288 +06 09 12.36 U F52
2021-10-26 07:33:18 C 00 12 46.383 +06 09 06.88 U F52
2021-10-26 08:47:11 C 00 12 42.36 +06 08 43.0 V T08
2021-10-26 08:54:37 C 00 12 42.04 +06 08 39.8 V T08
2021-10-26 09:32:08 C 00 12 39.88 +06 08 28.1 V T08
2021-10-26 09:53:27 C 00 12 38.74 +06 08 21.1 V T08
2021-10-28 03:18:57 C 00 10 36.64 +05 54 47.8 V G96
2021-10-28 03:27:02 C 00 10 36.23 +05 54 45.5 V G96
2021-10-28 03:35:06 C 00 10 35.82 +05 54 42.8 V G96
2021-10-28 03:43:10 C 00 10 35.41 +05 54 40.1 V G96
2021-10-28 04:37:04 C 00 10 32.69 +05 54 22.7 V 703
2021-10-28 04:44:36 C 00 10 32.28 +05 54 20.8 V 703
2021-10-28 04:52:07 C 00 10 31.83 +05 54 18.6 V 703
2021-10-28 04:59:39 C 00 10 31.52 +05 54 16.2 V 703
2021-10-29 13:00:21 C 00 09 01.704 +05 44 21.48 V P07
2021-10-29 14:27:58 C 00 08 57.398 +05 43 54.05 V P07
2021-10-29 15:36:42 C 00 08 54.091 +05 43 31.80 V P07
2021-10-29 16:05:33 C 00 08 52.690 +05 43 22.98 V P07
2021-10-29 17:16:09 C 00 08 49.318 +05 43 00.55 V P07
2021-10-31 04:41:20 C 00 07 16.17 +05 32 03.9 V 703
2021-10-31 04:49:04 C 00 07 15.76 +05 32 01.4 V 703
2021-10-31 04:56:48 C 00 07 15.41 +05 31 59.5 V 703
2021-10-31 05:04:32 C 00 07 15.10 +05 31 55.9 V 703
2021-11-09 04:12:05 C 23 59 57.55 +04 37 09.3 V G96
2021-11-09 04:20:17 C 23 59 57.32 +04 37 07.7 V G96
2021-11-09 04:28:28 C 23 59 57.10 +04 37 06.0 V G96