2012 JR4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1392911539 ± 3.46e-06
Semi-major axis (a)1.2523001351 AU ± 1.01e-08
Inclination (i)15.37494020° ± 1.02e-04
Long. of Asc. Node (Ω)56.21301219° ± 1.55e-05
Arg. of Perihelion (ω)113.52869393° ± 1.30e-03
Mean Anomaly (M)283.02178890° ± 8.24e-04
Mean Motion (n)0.7033146033°/day ± 8.51e-09
Perihelion dist (q)1.07786580 AU ± 4.34e-06
Aphelion dist (Q)1.42673447 AU ± 4.34e-06
Orbital Period1.40140170 yr ± 1.70e-08
Physical Parameters
H (abs. magnitude)24.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.442″
Uncertainty0
Orbit TypeAmor
MOID0.139661 AU
Observations Used53
Oppositions2
Arc Total2012-2019
First Observation Used2012-05-13
Last Observation Used2019-05-13
Observations (53)
Date Type RA Dec Mag Band Observatory
2012-05-13 08:38:29 C 15 09 55.15 -08 18 49.5 r G96
2012-05-13 08:46:02 C 15 09 53.96 -08 19 20.8 r G96
2012-05-13 08:53:34 C 15 09 52.81 -08 19 51.4 r G96
2012-05-13 09:01:09 C 15 09 51.66 -08 20 23.0 r G96
2012-05-13 09:56:26 C 15 09 43.12 -08 24 09.7 r G96
2012-05-13 10:00:25 C 15 09 42.50 -08 24 26.5 r G96
2012-05-13 10:04:24 C 15 09 41.88 -08 24 42.8 r G96
2012-05-13 10:08:24 C 15 09 41.25 -08 24 59.6 r G96
2012-05-13 10:14:41 C 15 09 40.32 -08 25 25.3 o 291
2012-05-13 10:16:04 C 15 09 40.09 -08 25 30.8 o 291
2012-05-13 10:17:27 C 15 09 39.87 -08 25 36.4 o 291
2012-05-13 23:47:36 C 15 07 47.74 -09 21 21.6 u J95
2012-05-14 00:03:17 C 15 07 45.42 -09 22 26.1 u J95
2012-05-14 00:44:21 C 15 07 39.20 -09 25 13.9 u J95
2012-05-14 05:31:12 C 15 06 59.94 -09 44 37.2 u H36
2012-05-14 05:59:02 C 15 06 55.60 -09 46 30.1 u H36
2012-05-14 06:12:52 C 15 06 53.44 -09 47 26.4 u H36
2012-05-14 07:32:27 C 15 06 41.90 -09 52 46.2 r G96
2012-05-14 07:40:50 C 15 06 40.68 -09 53 19.9 r G96
2012-05-14 07:49:10 C 15 06 39.38 -09 53 53.7 r G96
2012-05-14 07:57:34 C 15 06 38.05 -09 54 27.5 r G96
2012-05-15 05:32:43 C 15 03 38.35 -11 21 31.1 t H21
2012-05-15 05:55:58 C 15 03 34.75 -11 23 03.2 t H21
2012-05-16 22:42:41 C 14 58 01.84 -14 02 32.5 o 033
2012-05-16 23:17:08 C 14 57 56.90 -14 04 43.8 o 033
2012-05-17 05:53:34 C 14 57 03.88 -14 29 48.7 u H21
2012-05-17 06:06:37 C 14 57 01.94 -14 30 37.8 u H21
2012-05-17 06:20:18 C 14 56 59.97 -14 31 28.9 u H21
2012-05-19 09:15:32 C 14 50 25.279 -17 38 14.70 L F51
2012-05-19 10:00:06 C 14 50 18.973 -17 40 52.32 L F51
2012-05-19 10:22:22 C 14 50 15.794 -17 42 10.68 L F51
2012-05-20 08:53:59 C 14 47 29.452 -19 00 41.88 L F51
2012-05-20 09:15:00 C 14 47 26.530 -19 01 54.19 L F51
2012-05-20 09:36:01 C 14 47 23.634 -19 03 06.09 L F51
2012-05-20 09:57:03 C 14 47 20.716 -19 04 17.96 L F51
2019-05-08 11:49:13 C 14 33 14.754 +09 51 45.48 U F51
2019-05-08 12:05:55 C 14 33 12.286 +09 50 30.79 U F51
2019-05-08 12:22:36 C 14 33 09.815 +09 49 15.65 U F51
2019-05-10 02:49:36 C 14 28 10.93 +06 58 13.2 u 807
2019-05-10 02:56:23 C 14 28 09.93 +06 57 43.1 u 807
2019-05-10 03:02:59 C 14 28 08.97 +06 57 14.5 u 807
2019-05-10 05:06:22 C 14 27 52.65 +06 46 54.3 U H36
2019-05-10 05:19:20 C 14 27 50.88 +06 45 56.9 U H36
2019-05-10 05:32:18 C 14 27 49.14 +06 44 58.5 U H36
2019-05-10 22:14:03 C 14 25 42.07 +05 30 26.1 V L01
2019-05-10 22:25:26 C 14 25 40.48 +05 29 34.4 V L01
2019-05-13 00:35:27 C 14 19 33.87 +01 48 06.3 V 033
2019-05-13 00:38:46 C 14 19 33.45 +01 47 51.6 V 033
2019-05-13 00:42:07 C 14 19 33.02 +01 47 36.9 V 033
2019-05-13 00:45:26 C 14 19 32.60 +01 47 22.3 V 033