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
2022-04-01 01:26:50 C 15 56 39.98 +08 01 23.5 – X C95
2022-04-04 09:03:30 C 15 57 50.040 +07 55 34.90 – U I41
2022-04-04 09:59:50 C 15 57 50.650 +07 55 30.11 – U I41
2022-04-06 09:29:30 C 15 58 20.249 +07 50 39.98 – U I41
2022-04-06 10:03:37 C 15 58 20.450 +07 50 36.10 – U I41
2022-04-09 13:29:19 C 15 58 47.376 +07 40 27.43 – U F52
2022-04-09 13:45:51 C 15 58 47.379 +07 40 24.83 – U F52
2022-04-09 14:02:19 C 15 58 47.378 +07 40 22.23 – U F52
2022-04-09 14:18:45 C 15 58 47.377 +07 40 19.60 – U F52
2022-04-10 06:04:43 C 15 58 50.191 +07 37 56.60 – V W68
2022-04-10 06:26:29 C 15 58 50.244 +07 37 52.32 – V W68
2022-04-10 06:30:25 C 15 58 50.256 +07 37 50.59 – V W68
2022-04-10 06:37:33 C 15 58 50.194 +07 37 49.91 – V W68
2022-04-18 00:35:20 C 15 57 46.53 +06 52 42.3 – X C95
2022-04-18 00:55:18 C 15 57 46.13 +06 52 35.9 – X C95
2022-04-22 06:56:26 C 15 55 50.890 +06 13 51.46 – V W68
2022-04-22 07:00:55 C 15 55 50.753 +06 13 49.12 – V W68
2022-04-22 07:08:24 C 15 55 50.551 +06 13 46.09 – V W68
2022-04-22 07:24:09 C 15 55 50.114 +06 13 39.36 – V W68
2022-04-23 09:53:38 C 15 55 09.844 +06 01 08.62 – V 703
2022-04-23 10:01:11 C 15 55 09.577 +06 01 05.56 – V 703
2022-04-23 10:08:43 C 15 55 09.433 +06 01 02.60 – V 703
2022-04-23 10:16:17 C 15 55 09.192 +06 00 59.22 – V 703
2022-04-23 13:31:06 C 15 55 03.842 +05 59 27.12 – U F52
2022-04-23 13:48:37 C 15 55 03.301 +05 59 18.57 – U F52
2022-04-23 14:06:01 C 15 55 02.762 +05 59 10.08 – U F52
2022-04-23 14:23:22 C 15 55 02.228 +05 59 01.59 – U F52
2022-04-26 05:53:00 C 15 53 05.962 +05 25 27.55 – V W68
2022-04-26 05:55:40 C 15 53 05.868 +05 25 26.18 – V W68
2022-04-26 06:05:42 C 15 53 05.513 +05 25 20.42 – V W68
2022-04-26 06:20:58 C 15 53 04.894 +05 25 11.71 – V W68
2022-04-28 00:02:18 C 15 51 33.43 +04 59 13.0 – V 130
2022-04-28 00:06:14 C 15 51 33.24 +04 59 10.3 – V 130
2022-04-28 10:04:27 C 15 51 09.133 +04 52 39.22 – V 703
2022-04-28 10:10:57 C 15 51 08.845 +04 52 35.36 – V 703
2022-04-28 10:17:27 C 15 51 08.543 +04 52 30.36 – V 703
2022-04-28 10:23:58 C 15 51 08.222 +04 52 26.18 – V 703
2022-04-30 09:37:41 C 15 49 06.395 +04 18 50.94 – V G96
2022-04-30 09:45:13 C 15 49 06.020 +04 18 45.18 – V G96
2022-04-30 09:52:45 C 15 49 05.642 +04 18 39.46 – V G96
2022-04-30 10:00:18 C 15 49 05.261 +04 18 33.80 – V G96
2022-05-01 09:55:04 C 15 47 57.246 +03 59 54.89 – V 703
2022-05-01 10:02:41 C 15 47 56.839 +03 59 48.70 – V 703
2022-05-01 10:10:18 C 15 47 56.425 +03 59 42.40 – V 703
2022-05-01 10:17:55 C 15 47 56.015 +03 59 37.43 – V 703
2022-05-02 09:03:24 C 15 46 47.731 +03 40 46.20 – U I41
2022-05-02 10:28:45 C 15 46 42.970 +03 39 33.41 – U I41
2022-05-02 11:02:59 C 15 46 41.040 +03 39 04.10 – U I41
2022-05-02 11:06:45 C 15 46 40.850 +03 39 00.90 – U I41
2022-05-02 17:51:45 C 15 46 19.98 +03 33 11.9 – V D29