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
2010-05-04 02:12:59 C 09 42 18.79 +42 30 34.1 o H21
2010-05-04 02:15:19 C 09 42 19.58 +42 30 25.6 o H21
2010-05-04 02:17:36 C 09 42 20.39 +42 30 17.5 o H21
2010-05-04 02:18:11 C 09 42 20.58 +42 30 15.6 o H21
2010-05-04 02:22:36 C 09 42 22.14 +42 30 00.0 o H21
2010-05-05 02:52:33 C 09 50 40.25 +41 04 52.7 u 448
2010-05-05 02:58:44 C 09 50 42.21 +41 04 31.2 u 448
2010-05-05 03:05:21 C 09 50 44.33 +41 04 08.0 u 448
2010-05-05 03:11:58 C 09 50 46.42 +41 03 45.2 u 448
2010-05-05 03:18:35 C 09 50 48.55 +41 03 22.0 u 448
2010-05-07 04:33:12 C 10 05 44.23 +38 14 59.9 r 703
2010-05-07 04:40:29 C 10 05 46.21 +38 14 35.7 r 703
2010-05-07 04:47:41 C 10 05 48.19 +38 14 11.2 r 703
2010-05-08 23:54:58 S 10 17 16.517 +35 51 27.14 L C51
2010-05-09 03:05:30 S 10 18 03.984 +35 41 09.42 L C51
2010-05-09 06:16:01 S 10 18 51.067 +35 30 53.10 L C51
2010-05-09 09:26:21 S 10 19 37.682 +35 20 39.84 L C51
2010-05-09 09:26:32 S 10 19 37.728 +35 20 38.80 L C51
2010-05-09 12:36:52 S 10 20 23.92 +35 10 27.8 L C51
2010-05-09 14:12:13 S 10 20 46.93 +35 05 21.7 L C51
2010-05-09 15:47:23 S 10 21 09.81 +35 00 17.3 L C51
2010-05-09 17:22:44 S 10 21 32.65 +34 55 11.9 L C51
2010-05-09 18:57:54 S 10 21 55.29 +34 50 08.4 L C51
2010-05-09 20:33:15 S 10 22 17.89 +34 45 04.1 L C51
2010-05-09 22:08:25 S 10 22 40.44 +34 40 01.5 L C51
2010-05-09 23:43:35 S 10 23 02.85 +34 34 59.6 L C51
2010-05-09 23:43:46 S 10 23 02.85 +34 34 57.9 L C51
2010-05-10 01:18:56 S 10 23 25.19 +34 29 57.1 L C51
2010-05-10 06:04:38 S 10 24 31.59 +34 14 53.8 L C51
2010-05-10 09:15:08 S 10 25 15.439 +34 04 54.26 L C51
2010-05-10 12:25:39 S 10 25 58.913 +33 54 56.41 L C51
2010-05-10 15:36:10 S 10 26 42.089 +33 45 00.79 L C51
2010-05-10 18:46:31 S 10 27 24.830 +33 35 07.48 L C51
2010-05-10 18:46:42 S 10 27 24.838 +33 35 06.61 L C51
2010-06-13 09:12:50 S 12 04 19.663 +07 03 47.92 L C51
2010-06-13 15:33:52 S 12 04 48.854 +06 56 10.86 L C51
2010-06-13 18:44:23 S 12 05 03.343 +06 52 23.70 L C51
2010-06-14 01:05:25 S 12 05 32.222 +06 44 52.66 L C51
2010-06-14 12:12:08 S 12 06 22.673 +06 31 45.34 L C51
2011-06-25 18:32:04 C 23 24 35.74 -43 26 11.3 r E12
2011-06-25 19:13:42 C 23 24 40.32 -43 26 50.1 r E12
2011-08-09 21:26:01 C 04 32 24.06 -64 38 31.7 o D22
2011-08-09 21:43:37 C 04 32 35.16 -64 38 27.0 o D22
2011-08-09 22:01:22 C 04 32 46.35 -64 38 22.4 o D22
2015-02-24 09:14:24 C 17 19 52.56 -10 51 11.9 u 807
2015-02-24 09:21:10 C 17 19 52.66 -10 51 13.8 u 807
2015-02-24 09:27:58 C 17 19 52.78 -10 51 15.7 u 807
2015-04-11 11:34:18 C 16 50 09.30 -16 00 40.5 q G96
2015-04-11 11:38:43 C 16 50 08.90 -16 00 41.5 q G96
2015-04-11 11:43:08 C 16 50 08.50 -16 00 42.8 q G96