549459 (2011 JX1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7392433591 ± 6.46e-08
Semi-major axis (a)2.0871503419 AU ± 5.55e-09
Inclination (i)23.91268931° ± 1.75e-05
Long. of Asc. Node (Ω)130.60252918° ± 2.18e-05
Arg. of Perihelion (ω)221.88770026° ± 2.00e-05
Mean Anomaly (M)281.33806303° ± 5.85e-06
Mean Motion (n)0.3268749774°/day ± 1.30e-09
Perihelion dist (q)0.54423831 AU ± 1.35e-07
Aphelion dist (Q)3.63006237 AU ± 1.35e-07
Orbital Period3.01530050 yr ± 1.20e-08
Physical Parameters
H (abs. magnitude)17.99
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.331″
Uncertainty0
Orbit TypeApollo
MOID0.277639 AU
Observations Used118
Oppositions9
Arc Total2011-2024
First Observation Used2011-05-02
Last Observation Used2024-02-12
Observations (126)
Date Type RA Dec Mag Band Observatory
2011-05-02 11:14:15 C 21 44 07.36 +15 45 37.5 r 703
2011-05-02 11:25:55 C 21 44 10.68 +15 45 45.1 r 703
2011-05-03 09:36:19 C 21 50 56.73 +15 56 53.5 u H36
2011-05-03 09:42:25 C 21 50 58.60 +15 56 56.6 u H36
2011-05-03 09:48:16 C 21 51 00.40 +15 56 59.5 u H36
2011-05-03 11:00:09 C 21 51 22.53 +15 57 35.3 r 703
2011-05-03 11:07:20 C 21 51 24.69 +15 57 39.8 r 703
2011-05-03 11:14:26 C 21 51 26.92 +15 57 44.0 r 703
2011-05-03 11:22:02 C 21 51 29.12 +15 57 46.3 r 703
2011-05-04 02:49:20 C 21 56 16.78 +16 05 07.2 u J18
2011-05-04 02:51:06 C 21 56 17.33 +16 05 06.9 u J95
2011-05-04 02:56:53 C 21 56 19.15 +16 05 09.6 u J95
2011-05-04 02:57:17 C 21 56 19.28 +16 05 10.5 u J18
2011-05-04 09:19:24 C 21 58 18.78 +16 08 24.8 o 807
2011-05-04 09:24:56 C 21 58 20.47 +16 08 27.0 o 807
2011-05-04 09:28:37 C 21 58 21.62 +16 08 29.0 o 807
2011-05-04 09:29:03 C 21 58 21.99 +16 08 15.1 o H01
2011-05-04 09:32:18 C 21 58 22.78 +16 08 30.7 o 807
2011-05-04 09:35:38 C 21 58 23.81 +16 08 31.8 o 807
2011-05-04 09:38:41 C 21 58 24.74 +16 08 33.9 o 807
2011-05-04 09:42:18 C 21 58 26.13 +16 08 21.4 o H01
2011-05-04 09:59:24 C 21 58 31.48 +16 08 29.4 o H01
2011-05-04 10:19:26 C 21 58 37.74 +16 08 38.7 o H01
2011-05-09 01:54:06 C 22 35 01.33 +16 49 54.5 r A17
2011-05-09 02:10:58 C 22 35 06.98 +16 49 58.4 r A17
2011-05-09 02:27:51 C 22 35 12.78 +16 50 03.1 r A17
2011-05-12 11:06:24 C 23 02 58.73 +17 05 51.5 o 291
2011-05-12 11:12:24 C 23 03 00.75 +17 05 52.4 o 291
2011-05-12 11:18:10 C 23 03 02.78 +17 05 53.0 o 291
2015-01-25 10:11:36 C 10 19 27.821 +17 47 16.04 L F51
2015-01-25 10:28:43 C 10 19 26.858 +17 47 25.69 L F51
2015-01-25 10:45:54 C 10 19 25.906 +17 47 36.09 L F51
2015-01-26 08:25:38 C 10 18 15.06 +18 00 11.0 t H01
2015-01-26 08:43:24 C 10 18 14.06 +18 00 21.4 t H01
2015-01-26 09:09:19 C 10 18 12.59 +18 00 36.3 t H01
2015-01-26 09:15:27 C 10 18 12.26 +18 00 40.0 t H01
2017-05-12 08:54:19 C 21 24 58.23 +27 35 35.1 u 926
2017-05-12 08:58:37 C 21 24 59.71 +27 35 40.0 u 926
2017-05-12 09:02:56 C 21 25 01.17 +27 35 44.9 u 926
2017-05-13 09:06:16 C 21 33 21.10 +27 59 11.5 u 926
2017-05-13 09:17:33 C 21 33 25.04 +27 59 22.5 u 926
2017-05-13 09:45:59 C 21 33 35.03 +27 59 50.9 u 926
2017-05-13 09:51:38 C 21 33 37.01 +27 59 55.7 u 926
2017-05-13 09:57:16 C 21 33 38.98 +28 00 01.6 u 926
2017-05-13 10:01:48 C 21 33 40.59 +28 00 05.8 u 926
2017-05-13 10:07:31 C 21 33 42.57 +28 00 11.8 u 926
2017-05-13 10:13:15 C 21 33 44.69 +28 00 15.3 u 926
2018-01-15 11:16:37 C 10 27 01.648 +15 32 55.36 U F51
2018-01-15 11:34:22 C 10 27 00.805 +15 33 05.76 U F51
2018-01-15 11:52:09 C 10 26 59.982 +15 33 16.06 U F51