2011 BA

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6285189224 ± 9.32e-08
Semi-major axis (a)1.8515273047 AU ± 1.65e-08
Inclination (i)12.08330595° ± 1.68e-05
Long. of Asc. Node (Ω)67.10622663° ± 9.04e-05
Arg. of Perihelion (ω)153.13193605° ± 8.96e-05
Mean Anomaly (M)294.03623359° ± 3.19e-05
Mean Motion (n)0.3912164381°/day ± 5.24e-09
Perihelion dist (q)0.68780736 AU ± 1.73e-07
Aphelion dist (Q)3.01524725 AU ± 1.75e-07
Orbital Period2.51938873 yr ± 3.37e-08
Physical Parameters
H (abs. magnitude)20.11
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.399″
Uncertainty0
Orbit TypeApollo
MOID0.164189 AU
Observations Used77
Oppositions6
Arc Total2011-2021
First Observation Used2011-01-16
Last Observation Used2021-01-16
Observations (78)
Date Type RA Dec Mag Band Observatory
2011-01-31 11:09:35 C 13 41 30.55 +70 54 16.5 o H21
2011-02-05 09:34:43 C 16 23 52.68 +70 23 33.0 u H36
2011-02-05 09:39:50 C 16 23 59.06 +70 23 20.0 u H36
2011-02-05 09:42:21 C 16 24 02.29 +70 23 13.8 u H36
2011-09-01 13:33:21 C 01 14 35.723 -15 01 57.40 o 568
2011-09-01 13:36:43 C 01 14 35.509 -15 01 59.16 o 568
2011-09-03 14:03:28 C 01 11 32.325 -15 25 09.54 o 568
2011-09-03 14:06:50 C 01 11 32.106 -15 25 11.15 o 568
2015-12-04 07:46:02 C 08 06 06.64 +30 47 35.3 t 705
2015-12-04 07:47:29 C 08 06 06.66 +30 47 36.1 t 705
2015-12-04 07:48:56 C 08 06 06.67 +30 47 36.7 t 705
2015-12-11 09:11:57 C 08 07 11.09 +32 38 33.9 u H21
2015-12-11 09:17:13 C 08 07 11.05 +32 38 37.8 u H21
2016-01-04 09:49:34 C 07 45 40.474 +42 54 02.31 L F51
2016-01-04 10:06:09 C 07 45 38.919 +42 54 25.86 L F51
2016-01-04 10:22:42 C 07 45 37.364 +42 54 49.48 L F51
2016-01-14 05:19:10 C 07 17 14.17 +48 48 03.1 q 703
2016-01-14 05:26:23 C 07 17 12.96 +48 48 15.8 q 703
2016-01-14 05:33:37 C 07 17 11.80 +48 48 25.9 q 703
2016-08-03 14:19:27 C 01 30 40.816 -13 15 19.07 L F51
2016-08-03 14:28:45 C 01 30 40.606 -13 15 24.10 L F51
2016-08-03 14:38:04 C 01 30 40.387 -13 15 28.60 L F51
2020-12-10 06:16:45 C 07 14 50.45 +32 35 35.3 u H21
2020-12-10 06:32:29 C 07 14 49.72 +32 35 45.7 u H21
2020-12-10 06:39:02 C 07 14 49.41 +32 35 49.8 u H21
2021-01-16 06:12:14 C 05 39 49.34 +42 37 20.8 V G96
2021-01-16 06:21:04 C 05 39 48.01 +42 37 24.8 V G96
2021-01-16 06:29:54 C 05 39 46.62 +42 37 28.5 V G96