2021 JU4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1901288000
Semi-major axis (a)1.2717417000 AU
Inclination (i)15.04459000°
Long. of Asc. Node (Ω)45.18876000°
Arg. of Perihelion (ω)185.35782000°
Mean Anomaly (M)55.47023000°
Mean Motion (n)0.6872356700°/day
Perihelion dist (q)1.02994700 AU
Aphelion dist (Q)1.51353640 AU
Orbital Period1.43416250 yr
Physical Parameters
H (abs. magnitude)24.71
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.980″
Uncertainty7
Orbit TypeAmor
MOID0.021278 AU
Observations Used87
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-05-17
Observations (100)
Date Type RA Dec Mag Band Observatory
2021-05-08 02:15:49 C 10 53 25.47 +09 16 06.4 u H21
2021-05-08 03:24:24 C 10 53 08.84 +09 01 23.2 q 858
2021-05-08 03:32:23 C 10 53 06.54 +08 59 38.9 q 858
2021-05-08 03:40:22 C 10 53 04.26 +08 57 54.4 q 858
2021-05-08 04:55:28 C 10 52 43.53 +08 41 37.1 V G96
2021-05-08 05:03:32 C 10 52 41.23 +08 39 51.1 V G96
2021-05-08 05:11:37 C 10 52 38.95 +08 38 05.2 V G96
2021-05-08 05:19:43 C 10 52 36.71 +08 36 18.8 V G96
2021-05-08 19:51:45 C 10 49 08.07 +05 24 05.7 V 104
2021-05-08 20:30:35 C 10 48 57.24 +05 15 28.7 V 104
2021-05-08 20:39:10 C 10 48 54.86 +05 13 35.1 V 104
2021-05-09 03:18:26 C 10 47 20.65 +03 45 18.9 V H01
2021-05-09 03:23:27 C 10 47 19.22 +03 44 12.0 V H01
2021-05-09 03:29:04 C 10 47 17.48 +03 42 53.8 q 858
2021-05-09 03:37:03 C 10 47 15.25 +03 41 07.4 q 858
2021-05-09 03:42:33 C 10 47 13.83 +03 39 56.4 V H01
2021-05-09 03:45:02 C 10 47 12.97 +03 39 19.9 q 858
2021-05-09 03:48:06 C 10 47 12.26 +03 38 42.2 V H01
2021-05-09 04:56:40 C 10 46 53.52 +03 23 29.4 V G96
2021-05-09 05:04:09 C 10 46 51.42 +03 21 48.9 V G96
2021-05-09 05:11:39 C 10 46 49.32 +03 20 09.0 V G96
2021-05-09 05:19:09 C 10 46 47.30 +03 18 29.1 V G96
2021-05-10 04:21:23 C 10 41 18.04 -01 50 25.7 V G96
2021-05-10 04:28:53 C 10 41 15.98 -01 52 05.8 V G96
2021-05-10 04:36:24 C 10 41 13.89 -01 53 45.5 V G96
2021-05-10 04:43:54 C 10 41 11.78 -01 55 27.6 V G96
2021-05-11 04:40:36 C 10 35 32.38 -07 14 16.3 V G96
2021-05-11 04:48:00 C 10 35 30.35 -07 15 53.3 V G96
2021-05-11 04:55:24 C 10 35 28.35 -07 17 32.3 V G96
2021-05-11 05:02:49 C 10 35 26.35 -07 19 09.8 V G96
2021-05-11 18:15:39 S 10 32 24.442 -10 10 02.96 L C51
2021-05-11 21:23:47 S 10 31 40.757 -10 50 35.81 L C51
2021-05-12 04:24:22 C 10 30 01.52 -12 22 25.2 V G96
2021-05-12 04:31:50 C 10 29 59.56 -12 23 58.7 V G96
2021-05-12 04:39:18 C 10 29 57.60 -12 25 33.3 V G96
2021-05-12 04:46:47 C 10 29 55.62 -12 27 07.7 V G96
2021-05-12 08:03:02 C 10 29 15.17 -13 05 18.1 V 474
2021-05-12 08:06:58 C 10 29 14.11 -13 06 08.2 V 474
2021-05-12 08:10:54 C 10 29 13.10 -13 06 57.7 V 474
2021-05-12 08:14:49 C 10 29 12.06 -13 07 47.7 V 474
2021-05-13 03:09:35 S 10 24 50.429 -17 03 42.91 L C51
2021-05-13 07:52:20 S 10 23 46.210 -18 00 47.59 L C51
2021-05-14 01:04:41 C 10 19 53.79 -21 22 33.2 u 807
2021-05-14 01:13:07 C 10 19 51.62 -21 24 09.6 u 807
2021-05-14 01:21:31 C 10 19 49.38 -21 25 45.2 u 807
2021-05-14 08:57:03 S 10 18 08.448 -22 52 11.75 L C51
2021-05-15 13:09:09 S 10 11 56.688 -27 54 21.85 L C51
2021-05-17 00:34:43 C 10 04 22.29 -33 34 52.6 u 807
2021-05-17 00:40:18 C 10 04 20.96 -33 35 42.0 u 807
2021-05-17 00:45:52 C 10 04 19.57 -33 36 31.7 u 807