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
2000-05-29 06:43:50 C 16 18 10.07 +00 31 57.5 c 670
2000-05-29 07:38:07 C 16 18 09.52 +00 32 39.4 c 670
2000-05-29 09:05:55 C 16 18 08.52 +00 33 46.5 c 670
2000-05-31 06:49:55 C 16 17 52.82 +01 08 14.0 c 699
2000-05-31 07:12:35 C 16 17 52.57 +01 08 30.3 c 699
2000-05-31 07:35:16 C 16 17 52.28 +01 08 47.2 c 699
2000-05-31 07:58:04 C 16 17 52.03 +01 09 04.0 c 699
2000-06-01 15:10:29 C 16 17 41.56 +01 31 51.6 360
2000-06-01 15:14:30 C 16 17 41.50 +01 31 54.5 360
2000-06-01 15:18:30 C 16 17 41.47 +01 31 57.5 360
2000-06-01 22:18:02 C 16 17 39.51 +01 36 55.2 610
2000-06-01 22:23:02 C 16 17 39.45 +01 36 58.8 610
2000-06-01 22:28:03 C 16 17 39.38 +01 37 02.3 610
2000-06-02 20:55:02 C 16 17 32.81 +01 52 55.8 610
2000-06-02 20:59:02 C 16 17 32.76 +01 52 58.6 610
2000-06-02 21:03:03 C 16 17 32.72 +01 53 01.4 610
2000-06-03 20:32:30 C 16 17 25.91 +02 09 13.6 c 046
2000-06-03 20:34:33 C 16 17 25.90 +02 09 14.7 c 046
2000-06-03 20:36:05 C 16 17 25.89 +02 09 15.9 c 046
2000-06-03 20:43:54 C 16 17 25.81 +02 09 21.2 c 046
2000-06-03 20:45:57 C 16 17 25.79 +02 09 22.7 c 046
2000-06-03 20:47:26 C 16 17 25.80 +02 09 23.9 c 046
2000-06-04 08:27:36 C 16 17 21.82 +02 17 22.5 c 670
2000-06-04 09:20:09 C 16 17 21.31 +02 17 57.9 c 670
2000-06-04 20:32:11 C 16 17 19.73 +02 25 23.1 610
2000-06-04 20:36:11 C 16 17 19.70 +02 25 26.1 610
2000-06-05 20:24:00 C 16 17 14.43 +02 41 00.2 610
2000-06-05 20:28:01 C 16 17 14.39 +02 41 02.6 610
2000-06-05 20:32:01 C 16 17 14.35 +02 41 05.1 610
2000-06-06 13:24:15 C 16 17 10.85 +02 51 52.4 360
2000-06-06 13:28:14 C 16 17 10.80 +02 51 55.2 360
2000-06-06 13:31:45 C 16 17 10.78 +02 51 57.0 360
2000-06-06 16:31:31 C 16 17 09.23 +02 53 48.7 900
2000-06-06 16:46:14 C 16 17 09.11 +02 53 58.5 900
2000-06-07 04:50:57 C 16 17 08.13 +03 01 27.4 16.8 843
2000-06-07 04:59:51 C 16 17 08.03 +03 01 34.2 17.2 843
2000-06-07 05:08:25 C 16 17 07.97 +03 01 39.8 16.8 843
2000-06-08 04:20:29 C 16 17 05.45 +03 15 41.0 17.2 843
2000-06-08 04:32:02 C 16 17 05.30 +03 15 47.9 17.1 843
2000-06-08 04:39:38 C 16 17 05.25 +03 15 52.0 16.9 843
2000-06-08 21:13:37 C 16 17 04.11 +03 25 30.5 d 557
2000-06-08 21:54:32 C 16 17 04.00 +03 25 56.1 610
2000-06-08 21:59:32 C 16 17 03.94 +03 25 59.0 610
2000-06-08 22:04:09 C 16 17 03.83 +03 25 59.7 d 557
2000-06-08 22:04:33 C 16 17 03.89 +03 26 01.9 610
2000-06-08 22:09:33 C 16 17 03.83 +03 26 04.9 610
2000-06-08 22:34:37 C 16 17 03.67 +03 26 17.5 d 557
2000-06-08 23:04:05 C 16 17 03.50 +03 26 34.3 d 557
2000-06-08 23:29:21 C 16 17 03.37 +03 26 48.9 d 557
2000-06-08 23:52:15 C 16 17 03.26 +03 27 02.1 d 557