173664 (2001 JU2)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2689150864 ± 2.58e-08
Semi-major axis (a)1.5173820080 AU ± 1.70e-09
Inclination (i)4.01535308° ± 4.63e-06
Long. of Asc. Node (Ω)100.73750864° ± 4.39e-05
Arg. of Perihelion (ω)227.31390963° ± 4.50e-05
Mean Anomaly (M)336.69822605° ± 9.24e-06
Mean Motion (n)0.5273147030°/day ± 8.88e-10
Perihelion dist (q)1.10933509 AU ± 3.91e-08
Aphelion dist (Q)1.92542892 AU ± 3.92e-08
Orbital Period1.86914243 yr ± 3.15e-09
Physical Parameters
H (abs. magnitude)19.76
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.442″
Uncertainty0
Orbit TypeAmor
MOID0.107458 AU
Observations Used279
Oppositions11
Arc Total2001-2025
First Observation Used2001-05-15
Last Observation Used2025-03-01
Observations (288)
Date Type RA Dec Mag Band Observatory
2016-06-09 10:10:06 C 17 03 41.49 -15 32 57.3 L T05
2016-06-09 10:29:36 C 17 03 40.34 -15 33 03.1 L T05
2016-06-09 10:49:58 C 17 03 39.22 -15 33 08.6 L T05
2016-06-09 11:10:08 C 17 03 38.02 -15 33 14.5 L T05
2016-06-23 08:44:44 C 16 46 30.458 -17 47 44.64 L F51
2016-06-23 08:59:58 C 16 46 29.515 -17 47 52.67 L F51
2016-06-23 09:15:12 C 16 46 28.568 -17 48 00.71 L F51
2016-06-28 04:13:03 C 16 40 50.57 -18 53 30.9 V G45
2016-06-28 04:46:43 C 16 40 48.75 -18 53 51.2 V G45
2016-06-28 04:50:55 C 16 40 48.51 -18 53 53.7 V G45
2016-06-28 05:24:12 C 16 40 46.61 -18 54 14.1 V G45
2016-06-28 06:01:28 C 16 40 44.53 -18 54 36.5 V G45
2016-06-28 06:48:03 C 16 40 41.95 -18 55 04.5 V G45
2016-06-29 05:01:50 C 16 39 41.55 -19 08 53.4 q V83
2016-06-29 05:16:21 C 16 39 40.77 -19 09 02.5 q V83
2016-06-29 05:30:21 C 16 39 39.98 -19 09 11.1 q V83
2016-06-29 05:41:15 C 16 39 39.41 -19 09 17.7 q V83
2016-06-29 05:52:22 C 16 39 38.85 -19 09 24.5 q V83
2016-06-29 06:02:23 C 16 39 38.29 -19 09 31.3 q V83
2016-07-06 04:36:00 C 16 33 16.12 -21 03 28.3 R G45
2016-07-06 04:51:28 C 16 33 15.48 -21 03 39.7 R G45
2016-07-06 04:57:57 C 16 33 15.20 -21 03 44.5 R G45
2016-07-06 05:04:48 C 16 33 14.94 -21 03 49.9 R G45
2016-07-08 08:17:47 C 16 31 50.10 -21 42 22.0 L T05
2016-07-08 08:34:39 C 16 31 49.46 -21 42 34.2 L T05
2016-07-08 08:50:37 C 16 31 48.89 -21 42 47.6 L T05
2016-07-08 09:07:58 C 16 31 48.19 -21 42 59.5 L T05
2016-07-10 03:59:12 C 16 30 53.10 -22 16 39.1 R G45
2016-07-10 04:06:05 C 16 30 52.90 -22 16 44.6 R G45
2016-07-10 04:12:21 C 16 30 52.72 -22 16 49.1 R G45
2016-07-10 04:19:17 C 16 30 52.51 -22 16 55.3 R G45
2016-07-10 04:26:10 C 16 30 52.31 -22 17 00.4 R G45
2016-07-10 04:33:55 C 16 30 52.05 -22 17 07.1 R G45
2016-07-10 21:39:03 C 16 30 32.50 -22 30 03.2 o K95
2016-07-10 21:49:33 C 16 30 32.19 -22 30 10.8 o K95
2016-07-10 22:01:44 C 16 30 31.73 -22 30 19.7 o K95
2016-07-31 12:17:26 C 16 40 35.97 -30 00 35.3 q Q62
2016-07-31 12:27:43 C 16 40 36.45 -30 00 44.2 q Q62
2016-07-31 12:37:58 C 16 40 37.00 -30 00 53.3 q Q62
2016-10-19 06:56:47 C 22 23 14.545 -26 38 09.01 L F51
2016-10-19 07:11:40 C 22 23 16.670 -26 37 48.99 L F51
2016-10-19 07:26:28 C 22 23 18.768 -26 37 29.13 L F51
2016-10-19 07:41:18 C 22 23 20.866 -26 37 09.20 L F51
2016-11-05 04:31:41 C 23 16 59.98 -17 43 26.0 q 703
2016-11-05 04:45:33 C 23 17 01.55 -17 43 09.2 q 703
2016-11-05 04:54:13 C 23 17 02.52 -17 42 57.7 q 703
2016-11-05 05:02:53 C 23 17 03.48 -17 42 45.2 q 703
2016-11-08 04:29:09 C 23 25 20.32 -16 12 56.5 q 703
2016-11-08 04:37:48 C 23 25 21.22 -16 12 46.7 q 703
2016-11-08 04:46:28 C 23 25 22.21 -16 12 35.4 q 703