285339 (1999 JR6)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6754376059 ± 6.96e-08
Semi-major axis (a)1.3665474343 AU ± 3.02e-09
Inclination (i)20.31762708° ± 9.80e-06
Long. of Asc. Node (Ω)52.60230339° ± 1.00e-05
Arg. of Perihelion (ω)27.30439881° ± 1.10e-05
Mean Anomaly (M)301.08685881° ± 9.46e-06
Mean Motion (n)0.6169858578°/day ± 2.05e-09
Perihelion dist (q)0.44352991 AU ± 9.51e-08
Aphelion dist (Q)2.28956496 AU ± 9.53e-08
Orbital Period1.59748602 yr ± 5.30e-09
Physical Parameters
H (abs. magnitude)18.07
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.355″
Uncertainty0
Orbit TypeApollo
MOID0.221169 AU
Observations Used261
Oppositions9
Arc Total1999-2023
First Observation Used1999-05-10
Last Observation Used2023-06-13
Observations (308)
Date Type RA Dec Mag Band Observatory
2018-05-13 09:47:24 C 11 11 37.82 +26 49 39.9 U T05
2018-05-17 08:49:11 C 11 23 19.75 +22 40 04.9 U T05
2018-05-17 09:02:13 C 11 23 21.13 +22 39 34.0 U T05
2018-05-17 09:04:58 C 11 23 21.41 +22 39 26.3 U T05
2018-05-17 09:18:34 C 11 23 22.86 +22 38 52.8 U T05
2018-05-17 09:21:21 C 11 23 23.21 +22 38 46.0 U T05
2018-05-17 09:37:21 C 11 23 24.90 +22 38 06.8 U T05
2018-05-19 05:14:27 C 11 28 09.58 +20 55 14.7 U 703
2018-05-19 05:22:00 C 11 28 10.35 +20 54 57.1 U 703
2018-05-19 05:29:33 C 11 28 11.09 +20 54 40.1 U 703
2018-05-19 05:37:07 C 11 28 11.88 +20 54 22.2 U 703
2018-06-07 06:27:09 C 12 05 43.020 +07 58 26.20 U F51
2018-06-07 07:01:13 C 12 05 45.285 +07 57 42.87 U F51
2018-06-07 07:18:16 C 12 05 46.405 +07 57 21.21 U F51
2019-08-08 19:48:00 S 04 43 25.090 -53 46 12.94 L C51
2019-08-08 21:22:15 S 04 44 13.502 -53 44 38.18 L C51
2019-08-08 22:56:19 S 04 45 01.858 -53 43 01.38 L C51
2019-08-09 03:38:20 S 04 47 26.479 -53 38 02.08 L C51
2019-08-09 05:13:08 S 04 48 15.202 -53 36 17.64 L C51
2019-08-09 06:47:23 S 04 49 03.660 -53 34 35.15 L C51
2020-06-15 07:42:04 C 15 52 20.229 -33 03 50.15 U F51
2020-06-15 08:08:10 C 15 52 18.025 -33 03 46.90 U F51
2020-06-15 08:21:14 C 15 52 16.903 -33 03 45.22 U F51
2023-04-21 10:53:09 C 16 32 16.804 -18 26 18.56 V G96
2023-04-21 11:00:30 C 16 32 16.012 -18 26 20.00 V G96
2023-04-21 11:07:52 C 16 32 15.227 -18 26 21.80 V G96
2023-04-21 11:15:13 C 16 32 14.456 -18 26 23.57 V G96
2023-04-24 13:01:09 C 16 24 17.554 -18 43 11.65 U F52
2023-04-24 13:14:56 C 16 24 15.987 -18 43 14.66 U F52
2023-04-24 13:28:42 C 16 24 14.425 -18 43 17.55 U F52
2023-04-24 13:42:29 C 16 24 12.851 -18 43 20.52 U F52
2023-04-30 17:25:15 C 16 07 07.19 -19 11 42.0 V D29
2023-04-30 18:09:29 C 16 07 01.78 -19 11 48.0 V D29
2023-05-11 07:10:53 C 15 36 18.738 -19 40 24.85 V G96
2023-05-11 07:17:37 C 15 36 17.921 -19 40 25.10 V G96
2023-05-11 07:24:21 C 15 36 17.075 -19 40 25.61 V G96
2023-05-11 07:31:05 C 15 36 16.272 -19 40 26.00 V G96
2023-05-16 09:49:59 C 15 21 56.839 -19 45 17.86 X F51
2023-05-16 10:06:18 C 15 21 54.941 -19 45 18.25 X F51
2023-05-16 10:22:36 C 15 21 53.044 -19 45 18.57 X F51
2023-05-19 22:01:10 C 15 12 38.623 -19 45 49.39 V M22
2023-05-19 22:05:44 C 15 12 38.155 -19 45 48.92 V M22
2023-05-19 22:13:44 C 15 12 37.190 -19 45 49.57 V M22
2023-05-19 22:31:59 C 15 12 35.369 -19 45 49.18 V M22
2023-05-26 07:38:32 C 14 57 16.704 -19 43 21.29 V G96
2023-05-26 07:46:08 C 14 57 15.998 -19 43 20.64 V G96
2023-05-26 07:53:45 C 14 57 15.239 -19 43 20.42 V G96
2023-05-26 08:01:22 C 14 57 14.540 -19 43 19.99 V G96
2023-05-26 08:45:06 C 14 57 10.833 -19 43 17.91 X F52
2023-05-26 09:00:53 C 14 57 09.350 -19 43 17.50 X F52