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
2020-11-16 10:03:08 C 08 20 50.84 +18 05 46.2 u H21
2020-12-09 12:03:17 C 08 18 58.01 +19 16 56.5 V V00
2020-12-09 12:10:55 C 08 18 57.77 +19 16 58.0 V V00
2020-12-09 12:25:43 C 08 18 57.30 +19 17 01.5 V V00
2020-12-09 12:33:20 C 08 18 57.04 +19 17 03.4 V V00
2020-12-24 14:56:36 C 08 02 05.431 +21 02 32.51 U F52
2020-12-24 15:22:42 C 08 02 03.781 +21 02 40.59 U F52
2020-12-24 15:35:47 C 08 02 02.940 +21 02 44.89 U F52
2020-12-26 05:49:59 C 07 59 38.66 +21 15 30.6 V G96
2020-12-26 05:57:22 C 07 59 38.13 +21 15 33.4 V G96
2020-12-26 06:04:45 C 07 59 37.64 +21 15 36.2 V G96
2020-12-26 06:12:09 C 07 59 37.04 +21 15 39.2 V G96
2021-01-08 07:16:27 C 07 36 58.67 +23 00 20.1 V G96
2021-01-08 07:23:52 C 07 36 58.09 +23 00 22.4 V G96
2021-01-08 07:31:17 C 07 36 57.47 +23 00 24.8 V G96
2021-01-08 07:38:41 C 07 36 56.87 +23 00 27.3 V G96
2021-01-18 05:04:26 C 07 19 07.67 +24 08 02.7 V G96
2021-01-18 05:11:50 C 07 19 07.17 +24 08 04.6 V G96
2021-01-18 05:19:15 C 07 19 06.63 +24 08 06.2 V G96
2021-01-18 05:26:40 C 07 19 06.09 +24 08 08.3 V G96
2023-01-14 13:32:07 C 09 46 58.871 +17 13 44.95 U F52
2023-01-14 13:50:49 C 09 46 57.970 +17 13 52.26 U F52
2023-01-14 14:09:22 C 09 46 57.057 +17 13 59.68 U F52
2023-01-14 14:28:07 C 09 46 56.153 +17 14 06.85 U F52
2023-02-19 06:17:55 C 08 52 55.013 +22 46 53.69 V G96
2023-02-19 06:29:30 C 08 52 54.304 +22 46 56.17 V G96
2023-02-19 06:41:05 C 08 52 53.656 +22 46 59.63 V G96
2023-02-19 06:52:40 C 08 52 52.950 +22 47 03.16 V G96
2025-02-18 08:57:28 C 10 57 24.822 +13 51 03.74 V G96
2025-02-18 09:04:53 C 10 57 24.383 +13 51 07.09 V G96
2025-02-18 09:12:19 C 10 57 23.854 +13 51 09.79 V G96
2025-02-18 09:19:44 C 10 57 23.425 +13 51 13.25 V G96
2025-02-28 08:03:37 C 10 42 24.761 +15 43 34.41 X F52
2025-02-28 08:19:18 C 10 42 23.726 +15 43 41.49 X F52
2025-02-28 08:50:39 C 10 42 21.590 +15 43 55.73 X F52
2025-03-01 06:49:35 C 10 40 55.592 +15 53 40.24 V G96
2025-03-01 06:57:01 C 10 40 55.168 +15 53 43.22 V G96
2025-03-01 07:04:27 C 10 40 54.671 +15 53 46.25 V G96