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
2015-04-11 11:47:33 C 16 50 08.09 -16 00 44.0 q G96
2015-04-23 13:38:24 C 16 20 25.038 -17 13 41.64 L F52
2015-04-23 13:56:59 C 16 20 22.822 -17 13 45.53 L F52
2015-04-23 14:15:39 C 16 20 20.586 -17 13 49.70 L F52
2015-04-28 07:54:17 C 16 06 42.18 -17 36 31.0 q H21
2015-04-28 07:58:16 C 16 06 41.66 -17 36 31.3 q H21
2015-04-28 08:02:17 C 16 06 41.16 -17 36 31.8 q H21
2015-04-29 07:06:29 C 16 03 50.15 -17 40 35.3 u H21
2015-04-29 07:12:00 C 16 03 49.46 -17 40 35.9 u H21
2015-04-29 07:17:19 C 16 03 48.76 -17 40 37.0 u H21
2015-04-29 07:23:33 C 16 03 47.99 -17 40 37.6 u H21
2015-05-09 09:18:20 C 15 33 27.39 -18 10 49.6 q 703
2015-05-09 09:25:33 C 15 33 26.47 -18 10 49.4 q 703
2015-05-09 09:32:47 C 15 33 25.59 -18 10 49.9 q 703
2015-05-09 09:40:01 C 15 33 24.70 -18 10 52.1 q 703
2015-05-11 07:50:04 C 15 27 45.00 -18 14 08.1 q G96
2015-05-11 07:56:40 C 15 27 44.18 -18 14 08.4 q G96
2015-05-11 08:03:16 C 15 27 43.36 -18 14 08.6 q G96
2015-05-11 08:09:52 C 15 27 42.55 -18 14 09.3 q G96
2015-05-18 07:27:46 C 15 08 17.66 -18 20 31.0 q 703
2015-05-18 07:34:58 C 15 08 16.87 -18 20 29.4 q 703
2015-05-18 07:42:10 C 15 08 16.10 -18 20 29.9 q 703
2015-05-18 07:49:22 C 15 08 15.24 -18 20 30.2 q 703
2015-05-20 01:13:00 C 15 03 48.95 -18 20 51.5 L W84
2015-05-20 01:17:34 C 15 03 48.46 -18 20 51.6 L W84
2015-05-20 01:22:09 C 15 03 47.97 -18 20 51.6 L W84
2015-05-20 01:26:43 C 15 03 47.48 -18 20 51.7 L W84
2015-05-20 01:31:23 C 15 03 46.98 -18 20 51.8 L W84
2015-05-21 01:23:34 C 15 01 17.68 -18 21 01.2 L W84
2015-05-21 01:28:12 C 15 01 17.19 -18 21 01.3 L W84
2015-05-21 01:32:56 C 15 01 16.70 -18 21 01.4 L W84
2015-05-21 01:37:29 C 15 01 16.22 -18 21 01.4 L W84
2015-05-21 01:42:02 C 15 01 15.74 -18 21 01.4 L W84
2015-05-21 23:57:09 C 14 58 59.88 -18 21 04.9 L W84
2015-05-22 00:01:48 C 14 58 59.41 -18 21 04.8 L W84
2015-05-22 00:06:24 C 14 58 58.95 -18 21 04.9 L W84
2015-05-22 00:11:02 C 14 58 58.46 -18 21 05.0 L W84
2015-05-22 00:15:41 C 14 58 57.99 -18 21 05.0 L W84
2015-05-22 23:43:24 C 14 56 37.99 -18 21 04.9 L W84
2015-05-22 23:48:03 C 14 56 37.53 -18 21 04.9 L W84
2015-05-22 23:52:36 C 14 56 37.07 -18 21 05.1 L W84
2015-05-22 23:57:14 C 14 56 36.61 -18 21 05.0 L W84
2015-05-23 00:01:54 C 14 56 36.14 -18 21 05.1 L W84
2015-05-23 23:41:18 C 14 54 18.60 -18 21 01.3 L W84
2015-05-23 23:45:54 C 14 54 18.16 -18 21 01.2 L W84
2015-05-23 23:50:34 C 14 54 17.70 -18 21 01.4 L W84
2015-05-23 23:55:16 C 14 54 17.25 -18 21 01.4 L W84
2015-05-23 23:59:57 C 14 54 16.79 -18 21 01.3 L W84
2015-05-27 03:49:45 C 14 47 20.77 -18 20 41.7 q G96
2015-05-27 03:57:07 C 14 47 20.12 -18 20 41.7 q G96