428681 (2008 JA8)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5071300430 ± 1.49e-08
Semi-major axis (a)2.3134051058 AU ± 2.32e-09
Inclination (i)24.21318907° ± 3.81e-06
Long. of Asc. Node (Ω)62.45931852° ± 2.99e-06
Arg. of Perihelion (ω)231.35333765° ± 6.89e-06
Mean Anomaly (M)340.16617626° ± 2.88e-06
Mean Motion (n)0.2801139525°/day ± 4.22e-10
Perihelion dist (q)1.14020788 AU ± 3.45e-08
Aphelion dist (Q)3.48660234 AU ± 3.47e-08
Orbital Period3.51866187 yr ± 5.30e-09
Physical Parameters
H (abs. magnitude)17.91
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.216″
Uncertainty0
Orbit TypeAmor
MOID0.235948 AU
Observations Used376
Oppositions17
Arc Total2001-2025
First Observation Used2001-09-07
Last Observation Used2025-03-31
Observations (449)
Date Type RA Dec Mag Band Observatory
2022-06-29 02:46:12 C 13 01 11.539 -49 09 48.78 V W68
2022-06-29 03:01:07 C 13 01 09.518 -49 10 21.65 V W68
2022-07-03 21:54:00 C 12 46 57.396 -53 16 23.66 X L87
2022-07-03 22:03:56 C 12 46 56.215 -53 16 46.49 X L87
2022-07-03 22:13:28 C 12 46 54.991 -53 17 04.49 X L87
2022-07-05 01:32:27 S 12 43 43.60 -54 12 10.5 L C51
2022-07-05 07:48:11 S 12 42 59.90 -54 24 39.0 L C51
2022-07-05 09:22:03 S 12 42 49.09 -54 27 46.5 L C51
2022-07-05 14:03:53 S 12 42 16.43 -54 37 04.8 L C51
2022-07-05 15:37:47 S 12 42 05.56 -54 40 09.4 L C51
2022-07-05 17:11:39 S 12 41 54.75 -54 43 13.9 L C51
2022-07-05 18:45:43 S 12 41 43.970 -54 46 18.84 L C51
2022-07-05 19:15:12 C 12 41 39.946 -54 47 28.32 V M22
2022-07-05 19:19:56 C 12 41 39.324 -54 47 37.43 V M22
2022-07-05 19:34:07 C 12 41 37.625 -54 48 04.93 V M22
2022-07-05 20:08:13 C 12 41 33.446 -54 49 09.55 V M22
2022-07-05 23:27:23 S 12 41 11.56 -54 55 34.9 L C51
2022-07-06 01:01:16 S 12 41 00.75 -54 58 37.8 L C51
2022-07-06 01:01:26 S 12 41 00.70 -54 58 39.1 L C51
2022-07-09 10:24:40 S 12 31 56.208 -57 33 21.64 L C51
2022-07-09 15:06:30 S 12 31 25.692 -57 41 59.89 L C51
2022-07-09 22:56:07 S 12 30 35.018 -57 56 20.94 L C51
2022-08-27 20:54:16 S 09 06 30.029 -87 45 36.65 L C51
2022-08-28 00:02:02 S 09 01 07.140 -87 49 42.42 L C51
2022-08-28 03:09:59 S 08 55 26.184 -87 53 41.60 L C51
2022-08-28 06:17:45 S 08 49 22.687 -87 57 39.35 L C51
2022-08-28 09:25:31 S 08 42 53.203 -88 01 29.46 L C51
2022-08-28 15:41:15 S 08 28 38.801 -88 08 54.17 L C51
2022-08-28 17:15:08 S 08 24 48.895 -88 10 41.20 L C51
2022-08-28 20:22:54 S 08 16 41.436 -88 14 08.56 L C51
2022-08-28 21:56:47 S 08 12 25.001 -88 15 50.72 L C51
2022-08-28 23:30:51 S 08 08 00.986 -88 17 29.69 L C51
2022-08-29 01:04:44 S 08 03 28.738 -88 19 05.66 L C51
2022-08-29 04:12:30 S 07 53 56.196 -88 22 12.90 L C51
2022-08-29 04:12:41 S 07 53 55.517 -88 22 12.43 L C51
2022-08-29 05:46:34 S 07 48 57.194 -88 23 41.96 L C51
2022-08-29 07:20:27 S 07 43 45.734 -88 25 09.08 L C51
2022-08-29 08:54:20 S 07 38 29.333 -88 26 32.75 L C51
2022-08-29 10:28:13 S 07 33 02.558 -88 27 53.39 L C51
2022-08-29 13:35:59 S 07 21 39.180 -88 30 26.89 L C51
2022-08-29 15:10:03 S 07 15 36.624 -88 31 38.32 L C51
2022-08-29 16:43:56 S 07 09 31.963 -88 32 44.27 L C51
2022-08-29 18:17:49 S 07 03 13.882 -88 33 49.00 L C51
2022-08-29 19:51:42 S 06 56 48.482 -88 34 47.03 L C51
2022-08-29 21:25:35 S 06 50 13.058 -88 35 43.22 L C51
2022-08-29 22:59:28 S 06 43 32.914 -88 36 34.31 L C51
2022-08-29 22:59:39 S 06 43 28.478 -88 36 36.25 L C51
2022-08-30 00:33:32 S 06 36 39.259 -88 37 20.42 L C51
2022-08-30 02:07:25 S 06 29 38.196 -88 38 04.60 L C51
2022-08-30 05:15:11 S 06 15 20.136 -88 39 15.55 L C51