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
2005-11-06 07:23:12 C 01 51 52.92 +17 51 18.6 18.5 c 704
2005-11-07 04:34:08 C 01 50 34.12 +17 45 02.8 18.1 c 704
2005-11-07 04:51:53 C 01 50 32.92 +17 44 56.5 18.2 c 704
2005-11-07 05:09:44 C 01 50 31.72 +17 44 51.3 18.4 c 704
2005-11-07 05:27:34 C 01 50 30.53 +17 44 45.9 18.0 c 704
2005-11-07 05:45:26 C 01 50 29.33 +17 44 41.7 18.7 c 704
2005-11-07 23:12:47 C 01 49 23.99 +17 39 22.8 r 201
2005-11-07 23:59:46 C 01 49 20.96 +17 39 08.5 r 201
2005-11-08 00:46:39 C 01 49 17.85 +17 38 53.7 r 201
2005-11-19 03:38:53 C 01 34 24.13 +16 14 47.9 o 699
2005-11-19 04:20:59 C 01 34 21.84 +16 14 34.6 o 699
2005-11-19 05:03:05 C 01 34 19.77 +16 14 22.1 o 699
2005-11-19 05:45:12 C 01 34 17.55 +16 14 08.8 o 699
2005-11-28 05:37:32 C 01 26 13.95 +15 12 38.5 r 703
2005-11-28 05:46:57 C 01 26 13.63 +15 12 35.9 r 703
2005-11-28 05:56:24 C 01 26 13.38 +15 12 33.3 r 703
2005-11-28 06:05:54 C 01 26 13.12 +15 12 31.6 r 703
2005-12-01 02:07:34 C 01 24 41.76 +14 56 37.1 o 699
2005-12-01 02:44:34 C 01 24 40.91 +14 56 29.6 o 699
2005-12-01 03:18:40 C 01 24 40.12 +14 56 22.3 o 699
2005-12-02 04:49:01 C 01 24 13.25 +14 50 59.7 18.8 c 704
2005-12-02 05:07:03 C 01 24 12.91 +14 50 55.8 19.3 c 704
2005-12-02 05:25:19 C 01 24 12.52 +14 50 52.0 19.2 c 704
2005-12-02 05:43:26 C 01 24 12.14 +14 50 48.1 19.3 c 704
2005-12-02 06:01:50 C 01 24 11.82 +14 50 44.5 19.3 c 704
2005-12-02 06:57:50 C 01 24 10.76 +14 50 32.9 r 703
2005-12-02 07:11:17 C 01 24 10.54 +14 50 31.1 r 703
2005-12-02 07:38:25 C 01 24 10.00 +14 50 23.7 r 703
2005-12-03 04:25:56 C 01 23 52.97 +14 46 19.0 18.7 c 704
2005-12-03 04:44:41 C 01 23 52.65 +14 46 14.8 19.1 c 704
2005-12-03 05:03:40 C 01 23 52.29 +14 46 10.3 18.8 c 704
2005-12-03 05:22:20 C 01 23 51.99 +14 46 07.2 19.1 c 704
2005-12-05 02:56:07 C 01 23 24.73 +14 37 56.5 18.7 c 704
2005-12-05 03:14:55 C 01 23 24.44 +14 37 52.2 19.3 c 704
2005-12-05 03:33:36 C 01 23 24.20 +14 37 50.2 19.7 c 704
2005-12-05 03:52:25 C 01 23 24.01 +14 37 47.3 19.9 c 704
2005-12-05 04:10:59 C 01 23 23.80 +14 37 43.5 19.8 c 704
2005-12-18 21:25:15 C 01 27 15.86 +14 13 52.3 o A32
2005-12-18 21:40:37 C 01 27 16.31 +14 13 52.8 o A32
2005-12-22 02:04:15 C 01 29 55.92 +14 17 24.4 o 644
2005-12-22 02:06:27 C 01 29 55.99 +14 17 24.3 o 644
2005-12-22 02:35:13 C 01 29 57.00 +14 17 26.5 o 644
2005-12-22 02:37:25 C 01 29 57.07 +14 17 26.7 o 644
2005-12-22 03:06:06 C 01 29 58.07 +14 17 28.6 o 644
2005-12-22 03:08:15 C 01 29 58.14 +14 17 28.8 o 644
2005-12-24 02:29:50 C 01 31 55.70 +14 21 16.2 r 703
2005-12-24 02:42:07 C 01 31 56.28 +14 21 16.0 r 703
2005-12-24 02:54:27 C 01 31 56.78 +14 21 17.8 r 703
2005-12-24 03:06:44 C 01 31 57.21 +14 21 19.5 r 703
2005-12-25 20:01:58 C 01 33 50.35 +14 25 33.2 r 170