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
2000-06-09 21:02:37 C 16 17 03.43 +03 39 01.0 d 557
2000-06-09 21:46:39 C 16 17 03.23 +03 39 25.6 d 557
2000-06-09 22:31:37 C 16 17 03.03 +03 39 50.4 d 557
2000-06-09 23:36:17 C 16 17 02.75 +03 40 25.9 d 557
2000-06-10 00:26:34 C 16 17 02.56 +03 40 53.9 d 557
2000-06-10 01:10:51 C 16 17 02.40 +03 41 18.1 d 557
2000-06-10 21:58:12 C 16 17 03.93 +03 52 33.5 d 557
2000-06-10 22:14:56 C 16 17 03.88 +03 52 42.4 d 557
2000-06-10 22:53:17 C 16 17 03.75 +03 53 02.7 d 557
2000-06-10 23:24:31 C 16 17 03.66 +03 53 19.3 d 557
2000-06-11 00:18:26 C 16 17 03.49 +03 53 47.5 d 557
2000-06-11 05:32:33 C 16 17 04.70 +03 56 38.8 17.6 c 704
2000-06-11 05:50:17 C 16 17 04.61 +03 56 48.0 17.6 c 704
2000-06-11 06:08:03 C 16 17 04.59 +03 56 57.1 17.7 c 704
2000-06-11 06:25:50 C 16 17 04.44 +03 57 05.9 17.7 c 704
2000-06-11 06:43:36 C 16 17 04.39 +03 57 15.5 17.5 c 704
2000-06-17 22:38:27 C 16 17 58.44 +05 07 03.4 118
2000-06-17 22:56:55 C 16 17 58.55 +05 07 10.1 118
2000-06-25 06:26:40 C 16 20 50.31 +05 50 07.7 i 649
2000-06-25 06:34:37 C 16 20 50.45 +05 50 08.7 i 649
2000-06-25 06:44:07 C 16 20 50.62 +05 50 09.2 i 649
2000-06-26 20:50:00 C 16 21 47.22 +05 54 33.1 610
2000-06-26 20:55:00 C 16 21 47.31 +05 54 33.7 610
2000-06-26 21:00:00 C 16 21 47.41 +05 54 34.2 610
2000-06-29 22:09:08 C 16 23 53.93 +05 58 01.0 118
2000-06-29 22:13:30 C 16 23 54.08 +05 58 01.4 118
2000-06-30 14:40:14 C 16 24 26.22 +05 57 59.5 360
2000-06-30 14:44:14 C 16 24 26.33 +05 57 59.5 360
2000-06-30 14:47:44 C 16 24 26.42 +05 57 59.4 360
2000-06-30 21:14:55 C 16 24 40.06 +05 57 45.7 d 557
2000-06-30 21:21:36 C 16 24 40.25 +05 57 45.7 d 557
2000-06-30 21:28:18 C 16 24 40.45 +05 57 45.4 d 557
2000-06-30 22:12:25 C 16 24 41.86 +05 57 44.8 z 151
2000-06-30 22:15:04 C 16 24 41.90 +05 57 45.0 z 151
2000-06-30 22:18:04 C 16 24 42.07 +05 57 45.0 z 151
2000-06-30 22:21:00 C 16 24 42.13 +05 57 44.7 z 151
2000-06-30 22:27:54 C 16 24 42.35 +05 57 44.4 z 151
2000-07-01 20:24:00 C 16 25 29.22 +05 56 54.0 610
2000-07-01 20:28:00 C 16 25 29.34 +05 56 53.7 610
2000-07-01 20:32:00 C 16 25 29.46 +05 56 53.5 610
2000-07-01 20:35:59 C 16 25 29.58 +05 56 53.3 610
2000-07-01 20:39:59 C 16 25 29.70 +05 56 53.0 610
2000-07-02 22:17:04 C 16 26 26.35 +05 55 08.1 071
2000-07-02 22:21:07 C 16 26 26.53 +05 55 08.1 071
2000-07-02 22:25:09 C 16 26 26.56 +05 55 07.5 071
2000-07-03 05:36:16 C 16 26 44.06 +05 54 33.3 c 670
2000-07-03 07:26:41 C 16 26 47.75 +05 54 22.1 c 670
2000-07-03 20:46:00 C 16 27 20.44 +05 52 57.5 610
2000-07-03 20:50:59 C 16 27 20.62 +05 52 56.7 610
2000-07-03 21:53:54 C 16 27 22.62 +05 52 49.5 071