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
2008-01-13 09:25:43 C 09 04 54.43 +19 49 04.7 o 691
2008-01-17 10:32:17 C 08 58 44.87 +20 28 37.6 o 691
2010-02-16 10:00:07 C 10 18 09.64 +17 05 49.6 r G96
2010-02-16 10:11:17 C 10 18 08.92 +17 05 54.6 r G96
2010-02-16 10:22:39 C 10 18 08.17 +17 06 00.2 r G96
2010-02-16 10:33:53 C 10 18 07.38 +17 06 05.0 r G96
2012-03-17 06:29:51 C 11 37 17.94 +11 24 12.2 r G96
2012-03-17 06:40:37 C 11 37 17.22 +11 24 17.1 r G96
2012-03-17 06:51:25 C 11 37 16.50 +11 24 21.8 r G96
2012-03-17 07:02:10 C 11 37 15.78 +11 24 26.8 r G96
2014-03-07 11:26:10 C 14 00 15.88 -04 00 01.2 q G96
2014-03-07 11:35:56 C 14 00 15.82 -03 59 59.0 q G96
2014-03-07 11:48:37 C 14 00 15.71 -03 59 55.8 q G96
2014-03-07 11:58:21 C 14 00 15.60 -03 59 53.3 q G96
2014-04-06 20:48:02 C 13 35 15.64 +00 25 18.9 q A13
2014-04-06 21:21:55 C 13 35 13.49 +00 25 36.1 q A13
2014-04-06 21:56:06 C 13 35 11.44 +00 25 49.7 q A13
2014-04-21 05:49:47 C 13 12 45.87 +02 46 51.6 q G96
2014-04-21 06:00:13 C 13 12 45.14 +02 46 55.3 q G96
2014-04-21 06:10:39 C 13 12 44.38 +02 46 59.2 q G96
2014-04-21 06:21:06 C 13 12 43.67 +02 47 02.4 q G96
2014-04-29 06:17:34 C 13 00 27.465 +03 44 47.66 L F51
2014-04-29 06:51:48 C 13 00 25.295 +03 44 56.05 L F51
2014-04-29 07:08:55 C 13 00 24.216 +03 45 00.29 L F51
2014-04-30 07:16:33 C 12 58 57.957 +03 50 39.57 L F51
2014-04-30 07:35:37 C 12 58 56.777 +03 50 43.88 L F51
2014-04-30 07:54:36 C 12 58 55.599 +03 50 48.09 L F51
2014-05-27 06:56:24 C 12 36 40.998 +03 53 03.10 L F51
2014-05-27 07:14:22 C 12 36 40.824 +03 52 59.34 L F51
2014-05-27 07:32:20 C 12 36 40.650 +03 52 55.62 L F51
2014-05-27 07:50:20 C 12 36 40.472 +03 52 51.86 L F51
2016-04-04 12:43:38 C 16 49 38.685 -15 13 18.72 L F51
2016-04-04 13:02:35 C 16 49 39.696 -15 13 18.62 L F51
2016-04-04 13:21:29 C 16 49 40.669 -15 13 18.26 L F51
2016-04-14 13:08:11 C 17 01 47.221 -15 03 40.74 L F51
2016-04-14 13:25:20 C 17 01 47.935 -15 03 39.95 L F51
2016-04-14 13:42:27 C 17 01 48.648 -15 03 39.05 L F51
2016-04-14 13:59:34 C 17 01 49.367 -15 03 38.03 L F51
2016-05-30 10:54:00 C 17 13 20.60 -14 43 57.0 L T05
2016-05-30 11:11:53 C 17 13 19.93 -14 43 58.8 L T05
2016-05-30 11:31:10 C 17 13 19.15 -14 44 00.7 L T05
2016-05-30 11:51:31 C 17 13 18.35 -14 44 06.2 L T05
2016-06-04 08:13:54 C 17 09 04.50 -15 03 38.1 R G45
2016-06-04 08:44:33 C 17 09 03.03 -15 03 44.5 R G45
2016-06-04 08:51:35 C 17 09 02.70 -15 03 45.7 R G45
2016-06-04 08:58:30 C 17 09 02.37 -15 03 47.0 R G45
2016-06-05 10:22:32 C 17 08 00.07 -15 09 03.6 L T05
2016-06-05 10:42:43 C 17 07 58.94 -15 09 09.0 L T05
2016-06-05 11:03:05 C 17 07 57.97 -15 09 13.4 L T05
2016-06-05 11:23:42 C 17 07 57.00 -15 09 16.2 L T05