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
2005-12-25 20:08:26 C 01 33 50.65 +14 25 33.6 r 170
2005-12-25 20:14:53 C 01 33 50.98 +14 25 34.2 r 170
2005-12-29 03:11:50 C 01 37 58.86 +14 36 21.1 19.5 c 704
2005-12-29 03:30:04 C 01 37 59.74 +14 36 25.2 20.1 c 704
2005-12-29 03:48:34 C 01 38 00.72 +14 36 25.5 20.1 c 704
2005-12-29 04:06:51 C 01 38 01.69 +14 36 29.3 18.9 c 704
2005-12-29 04:25:25 C 01 38 02.68 +14 36 32.0 19.3 c 704
2006-01-03 03:23:18 C 01 45 28.37 +14 58 40.7 19.1 c 704
2006-01-03 03:41:49 C 01 45 29.55 +14 58 45.1 19.4 c 704
2006-01-03 04:00:32 C 01 45 30.77 +14 58 47.9 19.3 c 704
2006-01-03 04:19:15 C 01 45 31.98 +14 58 52.1 19.4 c 704
2006-01-20 02:02:00 C 02 20 42.39 +16 55 59.6 r 703
2006-01-20 02:08:53 C 02 20 43.08 +16 56 02.1 r 703
2006-01-20 02:15:49 C 02 20 43.72 +16 56 04.3 r 703
2006-01-20 02:22:48 C 02 20 44.44 +16 56 06.9 r 703
2006-01-27 02:50:59 C 02 39 24.22 +17 56 37.5 r 703
2006-01-27 03:02:51 C 02 39 25.56 +17 56 41.4 r 703
2006-01-27 03:06:56 C 02 39 26.06 +17 56 42.8 r G96
2006-01-27 03:14:30 C 02 39 26.92 +17 56 45.6 r 703
2006-01-27 03:15:54 C 02 39 27.10 +17 56 46.1 r G96
2006-01-27 03:24:53 C 02 39 28.11 +17 56 49.4 r G96
2006-01-27 03:26:09 C 02 39 28.18 +17 56 49.4 r 703
2006-01-27 03:33:52 C 02 39 29.12 +17 56 52.6 r G96
2006-01-28 19:09:25 C 02 44 12.21 +18 11 29.3 r 113
2006-01-28 19:11:30 C 02 44 12.46 +18 11 30.2 r 113
2006-01-28 19:13:35 C 02 44 12.68 +18 11 30.8 r 113
2006-02-24 03:11:59 C 04 14 35.34 +21 43 34.3 19.4 c 704
2006-02-24 03:28:58 C 04 14 38.07 +21 43 38.3 19.4 c 704
2006-02-24 03:46:00 C 04 14 40.75 +21 43 42.4 20.0 c 704
2006-03-05 03:22:14 C 04 50 55.35 +22 24 50.6 r G96
2006-03-05 03:28:31 C 04 50 56.43 +22 24 51.4 r G96
2006-03-05 03:34:57 C 04 50 57.51 +22 24 52.3 r G96
2007-08-23 04:18:19 C 22 28 09.57 -08 10 06.8 o 691
2007-08-23 04:43:39 C 22 28 08.21 -08 10 14.4 o 691
2007-08-23 05:08:57 C 22 28 06.76 -08 10 21.7 o 691
2007-10-08 04:02:51 C 21 39 16.59 -12 08 37.2 r G96
2007-10-08 04:12:31 C 21 39 16.48 -12 08 37.6 r G96
2007-10-08 04:22:04 C 21 39 16.38 -12 08 39.3 r G96
2007-10-08 04:31:40 C 21 39 16.16 -12 08 38.8 r G96
2012-10-29 12:25:15 c 07 05 26.389 +26 51 05.73 L F51
2012-10-29 12:41:38 c 07 05 28.609 +26 51 03.50 L F51
2012-10-29 13:03:39 c 07 05 31.606 +26 51 00.77 L F51
2012-11-08 04:50:27 C 07 38 35.74 +26 01 15.6 c A24
2012-11-08 04:51:29 C 07 38 35.88 +26 01 14.8 c A24
2012-11-08 04:52:32 C 07 38 36.04 +26 01 15.3 c A24
2012-11-08 04:53:34 C 07 38 36.15 +26 01 14.8 c A24
2012-11-13 09:27:54 C 07 56 53.08 +25 21 00.0 19.1 c 704
2012-11-13 10:10:09 C 07 56 59.05 +25 20 45.5 19.3 c 704
2012-11-13 10:31:24 C 07 57 02.13 +25 20 37.7 19.0 c 704
2012-11-13 10:52:31 C 07 57 05.15 +25 20 30.2 18.9 c 704