2009 JR2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1789886726 ± 3.34e-08
Semi-major axis (a)1.2498025180 AU ± 7.30e-09
Inclination (i)19.73412695° ± 1.84e-05
Long. of Asc. Node (Ω)52.86514896° ± 5.75e-06
Arg. of Perihelion (ω)255.32144135° ± 4.38e-05
Mean Anomaly (M)238.20423410° ± 4.42e-05
Mean Motion (n)0.7054239220°/day ± 6.18e-09
Perihelion dist (q)1.02610202 AU ± 4.22e-08
Aphelion dist (Q)1.47350301 AU ± 4.26e-08
Orbital Period1.39721131 yr ± 1.22e-08
NGA Modelr2
A2-1.47677018e-13 ± 1.56e-14 AU/d²
Physical Parameters
H (abs. magnitude)22.95
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.287″
Uncertainty0
Orbit TypeAmor
MOID0.128518 AU
Observations Used65
Oppositions4
Arc Total2009-2023
First Observation Used2009-05-13
Last Observation Used2023-11-13
Observations (70)
Date Type RA Dec Mag Band Observatory
2016-05-16 05:44:58 C 15 46 46.30 -30 11 43.6 o 691
2016-05-16 05:47:28 C 15 46 45.72 -30 11 58.1 o 691
2016-10-29 13:35:21 C 02 06 26.92 -25 43 06.6 t 474
2016-10-29 13:38:44 C 02 06 26.37 -25 42 55.3 t 474
2016-10-29 13:42:08 C 02 06 25.81 -25 42 43.5 t 474
2016-10-29 13:45:32 C 02 06 25.22 -25 42 32.4 t 474
2023-04-01 10:34:00 C 16 51 14.94 +04 13 00.5 V 695
2023-04-01 10:54:03 C 16 51 16.18 +04 12 47.6 V 695
2023-04-01 11:14:07 C 16 51 17.41 +04 12 35.1 V 695
2023-04-19 09:36:24 C 17 18 03.55 -03 01 03.1 o 291
2023-04-19 10:19:39 C 17 18 05.83 -03 02 10.1 o 291
2023-11-07 06:25:46 C 02 31 15.070 -05 21 22.60 V I52
2023-11-07 06:32:56 C 02 31 13.860 -05 21 02.30 V I52
2023-11-08 07:05:28 C 02 27 25.758 -04 09 17.46 V G96
2023-11-08 07:12:57 C 02 27 24.610 -04 08 56.08 V G96
2023-11-08 07:20:28 C 02 27 23.357 -04 08 34.80 V G96
2023-11-08 07:27:57 C 02 27 22.129 -04 08 12.41 V G96
2023-11-13 04:10:09 C 02 10 54.980 +01 18 53.82 V I52
2023-11-13 04:14:04 C 02 10 54.448 +01 19 04.37 V I52
2023-11-13 04:18:00 C 02 10 53.875 +01 19 14.12 V I52