259221 (2003 BA21)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.8331975973 ± 4.89e-08
Semi-major axis (a)1.1002238992 AU ± 1.08e-09
Inclination (i)23.70270897° ± 1.18e-05
Long. of Asc. Node (Ω)308.86159046° ± 5.77e-06
Arg. of Perihelion (ω)18.15010826° ± 6.86e-06
Mean Anomaly (M)0.50591841° ± 6.69e-06
Mean Motion (n)0.8540644883°/day ± 1.26e-09
Perihelion dist (q)0.18351999 AU ± 5.38e-08
Aphelion dist (Q)2.01692781 AU ± 5.38e-08
Orbital Period1.15404199 yr ± 1.70e-09
Physical Parameters
H (abs. magnitude)19.19
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.282″
Uncertainty0
Orbit TypeApollo
MOID0.131256 AU
Observations Used220
Oppositions3
Arc Total2002-2026
First Observation Used2002-02-06
Last Observation Used2026-01-13
Observations (228)
Date Type RA Dec Mag Band Observatory
2025-02-03 08:07:23 C 09 02 22.844 +11 12 28.73 V G96
2025-02-03 08:15:29 C 09 02 21.628 +11 12 31.28 V G96
2025-02-18 06:42:22 C 08 16 59.265 +12 37 04.10 X F51
2025-02-18 07:00:28 C 08 16 57.344 +12 37 07.35 X F51
2025-02-18 07:18:31 C 08 16 55.428 +12 37 10.68 X F51
2025-02-21 07:09:16 C 08 09 50.040 +12 49 22.47 X F52
2025-02-21 07:24:58 C 08 09 48.545 +12 49 24.92 X F52
2025-02-21 07:40:42 C 08 09 47.032 +12 49 27.49 X F52
2025-02-27 06:01:28 C 07 57 54.531 +13 09 24.20 X F51
2025-02-27 06:20:48 C 07 57 53.088 +13 09 26.51 X F51
2025-02-27 06:59:37 C 07 57 50.137 +13 09 31.41 X F51
2026-01-02 13:36:07 C 13 42 08.803 +29 44 09.28 V T08
2026-01-02 13:47:36 C 13 42 02.160 +29 45 09.76 V T08
2026-01-02 13:52:16 C 13 41 59.412 +29 45 33.91 V T08
2026-01-02 14:06:20 C 13 41 51.264 +29 46 47.82 V T08
2026-01-06 08:32:24 C 12 39 59.918 +37 23 17.59 V 703
2026-01-06 08:35:44 C 12 39 57.308 +37 23 33.07 V 703
2026-01-06 08:39:05 C 12 39 54.644 +37 23 48.12 V 703
2026-01-06 08:42:26 C 12 39 51.854 +37 24 04.36 V 703
2026-01-09 05:51:16 B 11 39 28.483 +41 54 44.40 W W27
2026-01-09 05:53:19 B 11 39 26.543 +41 54 50.93 W W27
2026-01-09 05:55:22 B 11 39 24.605 +41 54 57.34 W W27
2026-01-09 05:57:26 B 11 39 22.687 +41 55 03.64 W W27
2026-01-09 05:59:29 B 11 39 20.727 +41 55 10.03 W W27
2026-01-13 03:19:37 B 10 11 17.657 +44 19 28.25 W W27
2026-01-13 03:21:48 B 10 11 15.642 +44 19 28.65 W W27
2026-01-13 03:23:59 B 10 11 13.658 +44 19 29.03 W W27
2026-01-13 03:26:09 B 10 11 11.683 +44 19 29.53 W W27