257838 (2000 JQ66)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4197482659 ± 1.78e-08
Semi-major axis (a)2.1652920613 AU ± 1.19e-09
Inclination (i)7.06145608° ± 1.47e-06
Long. of Asc. Node (Ω)188.89277714° ± 1.43e-05
Arg. of Perihelion (ω)103.86188071° ± 1.61e-05
Mean Anomaly (M)339.11536696° ± 3.04e-06
Mean Motion (n)0.3093410467°/day ± 2.55e-10
Perihelion dist (q)1.25641447 AU ± 3.86e-08
Aphelion dist (Q)3.07416965 AU ± 3.86e-08
Orbital Period3.18621241 yr ± 2.62e-09
Physical Parameters
H (abs. magnitude)18.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.313″
Uncertainty0
Orbit TypeAmor
MOID0.273705 AU
Observations Used807
Oppositions28
Arc Total1984-2025
First Observation Used1984-03-29
Last Observation Used2025-03-28
Observations (859)
Date Type RA Dec Mag Band Observatory
2000-07-03 22:01:20 C 16 27 22.80 +05 52 48.8 071
2000-07-03 22:05:21 C 16 27 22.99 +05 52 48.3 071
2000-07-03 22:09:22 C 16 27 23.13 +05 52 48.0 071
2000-07-03 22:20:33 C 16 27 23.56 +05 52 46.6 071
2000-07-04 05:24:26 C 16 27 41.46 +05 52 00.7 c 699
2000-07-04 05:37:43 C 16 27 41.93 +05 51 59.2 c 699
2000-07-04 05:50:56 C 16 27 42.40 +05 51 57.6 c 699
2000-07-04 06:12:49 C 16 27 43.17 +05 51 55.0 c 699
2000-07-04 20:47:09 C 16 28 20.19 +05 49 58.5 071
2000-07-04 20:57:12 C 16 28 20.69 +05 49 57.1 071
2000-07-04 21:03:16 C 16 28 20.85 +05 49 56.5 071
2000-07-04 21:12:38 C 16 28 21.20 +05 49 55.5 071
2000-07-05 15:19:52 C 16 29 08.10 +05 47 15.4 z 402
2000-07-05 15:21:41 C 16 29 08.20 +05 47 15.2 z 402
2000-07-05 15:23:30 C 16 29 08.28 +05 47 14.8 z 402
2000-07-05 21:33:12 C 16 29 25.66 +05 46 10.9 587
2000-07-05 21:52:49 C 16 29 26.44 +05 46 07.8 587
2000-07-06 05:29:00 C 16 29 47.23 +05 44 54.2 16.2 c 704
2000-07-06 05:47:23 C 16 29 47.96 +05 44 50.8 15.9 c 704
2000-07-06 06:07:16 C 16 29 48.78 +05 44 47.6 15.8 c 704
2000-07-06 06:26:06 C 16 29 49.50 +05 44 43.9 16.0 c 704
2000-07-06 06:45:38 C 16 29 50.27 +05 44 40.6 16.3 c 704
2000-07-06 20:29:04 C 16 30 29.58 +05 42 04.8 610
2000-07-06 20:34:03 C 16 30 29.78 +05 42 03.8 610
2000-07-06 20:39:03 C 16 30 29.98 +05 42 02.8 610
2000-07-10 02:56:49 C 16 34 29.87 +05 23 36.6 i 739
2000-07-10 03:02:12 C 16 34 29.95 +05 23 35.1 i 739
2000-07-10 03:06:48 C 16 34 30.43 +05 23 32.4 i 739
2000-07-10 03:17:33 C 16 34 30.88 +05 23 29.3 i 739
2000-07-13 04:19:22 C 16 38 44.92 +05 00 21.8 i 739
2000-07-13 04:26:33 C 16 38 45.46 +05 00 20.6 i 739
2000-07-13 04:28:14 C 16 38 45.68 +05 00 20.5 i 739
2000-07-13 22:15:36 C 16 39 51.80 +04 53 51.0 118
2000-07-13 22:25:33 C 16 39 52.40 +04 53 47.2 118
2000-07-24 03:43:10 C 16 58 03.67 +02 55 55.8 i 739
2000-07-24 03:45:45 C 16 58 03.87 +02 55 54.9 i 739
2000-07-24 03:47:56 C 16 58 04.08 +02 55 53.6 i 739
2000-07-25 05:26:51 C 17 00 15.96 +02 40 49.7 c 670
2000-07-25 05:50:25 C 17 00 17.85 +02 40 35.1 c 670
2000-07-25 06:27:18 C 17 00 20.85 +02 40 12.2 c 670
2000-07-28 14:01:59 C 17 07 31.00 +01 50 30.3 z 402
2000-07-28 14:05:38 C 17 07 31.33 +01 50 28.1 z 402
2000-07-28 14:09:16 C 17 07 31.67 +01 50 25.5 z 402
2000-07-29 09:35:23 C 17 09 22.11 +01 38 13.3 c 474
2000-07-29 09:40:13 C 17 09 22.55 +01 38 10.1 c 474
2000-07-29 22:56:29 C 17 10 37.77 +01 28 47.6 587
2000-07-29 23:03:29 C 17 10 38.42 +01 28 41.6 587
2000-08-01 02:46:34 C 17 15 43.10 +00 53 32.3 i 739
2000-08-01 02:52:04 C 17 15 43.58 +00 53 27.1 i 739
2000-08-01 02:56:15 C 17 15 43.95 +00 53 24.1 i 739