494689 (2004 JR)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6456272915 ± 3.15e-07
Semi-major axis (a)1.8908407130 AU ± 4.10e-09
Inclination (i)45.46633200° ± 2.70e-05
Long. of Asc. Node (Ω)209.49907107° ± 1.53e-05
Arg. of Perihelion (ω)139.59440142° ± 3.50e-05
Mean Anomaly (M)71.51578088° ± 1.52e-05
Mean Motion (n)0.3790791158°/day ± 1.23e-09
Perihelion dist (q)0.67006234 AU ± 5.97e-07
Aphelion dist (Q)3.11161908 AU ± 5.97e-07
Orbital Period2.60005430 yr ± 8.46e-09
Physical Parameters
H (abs. magnitude)18.85
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.393″
Uncertainty0
Orbit TypeApollo
MOID0.239218 AU
Observations Used124
Oppositions11
Arc Total2004-2022
First Observation Used2004-05-09
Last Observation Used2022-05-27
Observations (130)
Date Type RA Dec Mag Band Observatory
2004-05-09 06:57:26 C 17 23 41.46 +40 54 46.0 19.5 c 704
2004-05-09 07:10:17 C 17 23 41.62 +40 55 37.9 19.9 c 704
2004-05-09 07:23:16 C 17 23 41.74 +40 56 29.0 20.4 c 704
2004-05-09 07:36:05 C 17 23 42.05 +40 57 19.9 20.0 c 704
2004-05-10 09:40:30 C 17 24 14.15 +42 41 24.2 c 673
2004-05-10 09:44:49 C 17 24 14.21 +42 41 40.2 c 673
2004-05-10 09:51:29 C 17 24 14.32 +42 42 06.1 c 673
2004-05-10 09:59:49 C 17 24 14.45 +42 42 39.3 c 673
2004-05-10 10:00:08 C 17 24 14.33 +42 42 42.5 c 926
2004-05-10 10:01:43 C 17 24 14.34 +42 42 48.5 c 926
2004-05-10 10:03:18 C 17 24 14.36 +42 42 54.6 c 926
2004-05-10 10:07:50 C 17 24 14.59 +42 43 13.2 c 673
2004-05-10 10:21:30 C 17 24 14.79 +42 44 04.9 c 673
2004-05-10 22:27:42 C 17 24 30.21 +43 32 23.4 o 240
2004-05-10 22:31:03 C 17 24 30.26 +43 32 36.8 o 240
2004-05-10 22:41:06 C 17 24 30.37 +43 33 18.0 o 240
2004-05-10 22:45:46 C 17 24 30.44 +43 33 37.0 o 240
2004-05-10 22:51:23 C 17 24 30.55 +43 33 59.4 o 240
2004-05-11 06:52:39 C 17 24 40.44 +44 06 08.5 c 854
2004-05-11 07:02:12 C 17 24 40.48 +44 06 46.0 c 854
2004-05-11 07:11:58 C 17 24 40.64 +44 07 26.3 c 854
2004-05-11 08:01:20 C 17 24 41.44 +44 10 44.9 19.5 c 704
2004-05-11 08:14:43 C 17 24 41.63 +44 11 39.6 19.7 c 704
2004-05-11 08:28:12 C 17 24 41.77 +44 12 32.7 19.6 c 704
2004-05-11 08:41:40 C 17 24 41.89 +44 13 27.4 19.6 c 704
2004-05-11 09:39:27 C 17 24 42.83 +44 17 16.9 c 926
2004-05-11 09:40:52 C 17 24 42.87 +44 17 22.6 c 926
2004-05-11 09:42:21 C 17 24 42.78 +44 17 28.3 c 926
2004-05-12 08:53:36 C 17 25 09.97 +45 50 14.0 c 926
2004-05-12 08:55:07 C 17 25 09.97 +45 50 20.3 c 926
2004-05-12 08:56:24 C 17 25 09.85 +45 50 26.0 c 926
2004-05-15 09:09:52 C 17 26 27.22 +50 38 11.9 c 926
2004-05-15 09:11:21 C 17 26 27.24 +50 38 18.2 c 926
2004-05-15 09:12:52 C 17 26 27.34 +50 38 26.1 c 926
2004-05-16 09:22:44 C 17 26 50.91 +52 13 50.7 c 926
2004-05-16 09:24:18 C 17 26 50.99 +52 13 57.2 c 926
2004-05-16 09:25:50 C 17 26 51.06 +52 14 03.4 c 926
2004-05-17 09:35:52 C 17 27 13.80 +53 48 49.4 c 926
2004-05-17 09:37:22 C 17 27 13.83 +53 48 56.2 c 926
2004-05-17 09:38:59 C 17 27 13.83 +53 49 03.0 c 926
2004-05-18 09:14:40 C 17 27 35.47 +55 20 50.3 c 926
2004-05-18 09:16:09 C 17 27 35.48 +55 20 55.9 c 926
2004-05-18 09:17:40 C 17 27 35.37 +55 21 02.0 c 926
2004-05-20 10:05:00 C 17 28 16.91 +58 28 03.0 c 926
2004-05-20 10:06:44 C 17 28 16.87 +58 28 09.6 c 926
2004-05-20 10:08:26 C 17 28 16.87 +58 28 16.3 c 926
2004-05-24 01:19:39 C 17 29 25.18 +63 51 04.0 o J95
2004-05-24 01:27:54 C 17 29 25.23 +63 51 34.4 o J95
2004-05-24 01:36:14 C 17 29 25.17 +63 52 04.2 o J95
2004-05-24 10:31:12 C 17 29 30.91 +64 24 13.0 c 926