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
2020-05-12 11:44:56 C 15 08 13.22 -22 31 02.4 V T05
2020-05-12 12:12:03 C 15 08 11.44 -22 30 53.6 V T05
2020-05-13 07:18:07 C 15 07 00.43 -22 25 07.0 V G96
2020-05-13 07:27:21 C 15 06 59.83 -22 25 04.2 V G96
2020-05-13 07:34:51 C 15 06 59.34 -22 25 01.7 V G96
2020-05-13 07:42:22 C 15 06 58.86 -22 24 59.5 V G96
2020-05-13 09:37:27 C 15 06 51.966 -22 24 22.85 U F52
2020-05-13 09:56:22 C 15 06 50.727 -22 24 17.12 U F52
2020-05-13 10:15:22 C 15 06 49.499 -22 24 11.29 U F52
2020-05-15 10:34:54 C 15 03 53.651 -22 09 22.86 U F51
2020-05-15 10:50:41 C 15 03 52.658 -22 09 17.94 U F51
2020-05-15 11:06:44 C 15 03 51.652 -22 09 12.97 U F51
2020-05-15 11:22:31 C 15 03 50.663 -22 09 08.01 U F51
2020-05-16 10:59:32 C 15 02 27.51 -22 01 52.5 V T05
2020-05-16 11:43:59 C 15 02 24.83 -22 01 39.3 V T05
2020-05-16 12:02:26 C 15 02 23.60 -22 01 33.7 V T05
2020-05-16 12:09:30 C 15 02 23.23 -22 01 30.2 V T05
2020-05-18 10:09:29 C 14 59 47.03 -21 47 25.8 V T08
2020-05-18 10:10:49 C 14 59 47.22 -21 47 23.7 V T08
2020-05-18 10:13:40 C 14 59 46.79 -21 47 24.9 V T08
2020-05-18 11:02:56 C 14 59 43.87 -21 47 09.9 V T08
2020-05-18 11:04:55 C 14 59 43.78 -21 47 08.7 V T08
2020-05-18 11:11:08 C 14 59 43.39 -21 47 06.9 V T08
2020-05-19 08:20:41 C 14 58 34.583 -21 40 40.76 U F51
2020-05-19 08:38:29 C 14 58 33.566 -21 40 35.46 U F51
2020-05-19 08:56:13 C 14 58 32.552 -21 40 30.09 U F51
2020-05-23 07:19:50 C 14 53 45.173 -21 12 19.75 U F51
2020-05-23 07:35:31 C 14 53 44.386 -21 12 15.26 U F51
2020-05-23 07:51:03 C 14 53 43.600 -21 12 10.84 U F51
2020-05-23 08:06:50 C 14 53 42.801 -21 12 06.31 U F51
2020-05-26 09:12:29 C 14 50 26.37 -20 51 16.8 V T08
2020-05-26 09:17:51 C 14 50 26.11 -20 51 15.9 V T08
2020-05-26 09:25:50 C 14 50 25.80 -20 51 13.4 V T08
2020-05-26 09:48:26 C 14 50 24.75 -20 51 06.7 V T08
2020-06-08 06:50:28 C 14 41 12.670 -19 38 44.04 U F52
2020-06-08 07:06:26 C 14 41 12.355 -19 38 41.13 U F52
2020-06-08 07:22:27 C 14 41 12.023 -19 38 38.31 U F52
2020-06-15 08:33:42 C 14 39 16.077 -19 12 06.62 U F51
2020-06-15 08:49:37 C 14 39 15.949 -19 12 04.32 U F51
2020-06-15 09:21:23 C 14 39 15.710 -19 12 00.21 U F51
2020-06-23 07:07:09 C 14 39 30.336 -18 53 53.00 U F51
2020-06-23 07:23:18 C 14 39 30.419 -18 53 51.84 U F51
2020-06-23 07:39:28 C 14 39 30.502 -18 53 50.81 U F51
2020-06-23 07:55:37 C 14 39 30.582 -18 53 49.77 U F51
2021-09-08 10:20:55 C 01 10 48.560 +10 48 00.88 U F52
2021-09-08 10:35:46 C 01 10 48.200 +10 48 00.61 U F52
2021-09-08 10:50:38 C 01 10 47.846 +10 48 00.36 U F52
2021-09-08 11:05:32 C 01 10 47.485 +10 48 00.07 U F52
2021-09-09 07:44:11 C 01 10 19.44 +10 47 24.3 V G96
2021-09-09 07:52:17 C 01 10 19.22 +10 47 23.9 V G96