2017 UY4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1646153100 ± 2.01e-06
Semi-major axis (a)1.1869722651 AU ± 2.97e-06
Inclination (i)3.77814507° ± 4.58e-05
Long. of Asc. Node (Ω)202.06482202° ± 1.70e-05
Arg. of Perihelion (ω)253.42031679° ± 4.24e-05
Mean Anomaly (M)38.35214582° ± 8.24e-03
Mean Motion (n)0.7621692433°/day ± 2.86e-06
Perihelion dist (q)0.99157846 AU ± 3.44e-06
Aphelion dist (Q)1.38236607 AU ± 4.20e-06
Orbital Period1.29318559 yr ± 4.86e-06
Physical Parameters
H (abs. magnitude)25.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.284″
Uncertainty1
Orbit TypeApollo
MOID0.050249 AU
Observations Used76
Oppositions1
Arc Total2017-2018
First Observation Used2017-10-23
Last Observation Used2018-03-14
Observations (79)
Date Type RA Dec Mag Band Observatory
2017-11-17 03:04:05 C 00 58 18.74 -23 24 32.8 u 807
2017-11-17 03:14:11 C 00 58 18.92 -23 24 57.1 u 807
2017-11-23 02:38:19 C 01 07 18.91 -29 10 11.4 U 807
2017-11-23 02:47:54 C 01 07 19.32 -29 10 33.1 U 807
2017-11-23 02:57:26 C 01 07 19.75 -29 10 54.5 U 807
2017-11-23 12:00:26 C 01 08 00.55 -29 31 23.6 U 474
2017-11-23 12:04:40 C 01 08 00.82 -29 31 33.6 U 474
2017-11-23 12:08:54 C 01 08 01.02 -29 31 42.2 U 474
2017-12-08 03:12:06 C 01 49 09.31 -41 58 35.6 u 807
2017-12-08 03:25:32 C 01 49 10.92 -41 58 59.1 u 807
2017-12-08 03:38:34 C 01 49 12.48 -41 59 21.6 u 807
2017-12-16 02:59:47 C 02 24 12.90 -47 35 23.8 u 807
2017-12-16 03:16:31 C 02 24 15.67 -47 35 47.6 u 807
2017-12-16 03:33:20 C 02 24 18.49 -47 36 11.3 u 807
2018-01-18 01:44:30 C 06 18 15.58 -52 51 12.1 U 807
2018-01-18 01:57:24 C 06 18 18.69 -52 51 00.1 U 807
2018-01-18 02:09:51 C 06 18 21.80 -52 50 46.6 U 807
2018-02-13 12:08:11 C 08 34 17.66 -30 58 54.1 U 474
2018-02-13 12:11:35 C 08 34 17.97 -30 58 44.9 U 474
2018-02-13 12:14:38 C 08 34 18.34 -30 58 35.3 U 474
2018-03-05 01:14:41 C 09 25 14.51 -11 27 18.8 U 807
2018-03-05 01:23:14 C 09 25 15.12 -11 27 00.9 U 807
2018-03-05 01:32:24 C 09 25 15.75 -11 26 41.7 U 807
2018-03-06 04:28:12 C 09 27 36.70 -10 31 38.7 o 291
2018-03-06 04:44:21 C 09 27 37.73 -10 31 05.9 o 291
2018-03-06 05:00:32 C 09 27 38.84 -10 30 32.0 o 291
2018-03-14 03:36:02 C 09 43 20.76 -04 38 52.9 u H21
2018-03-14 03:51:48 C 09 43 21.76 -04 38 27.9 u H21
2018-03-14 04:15:26 C 09 43 23.26 -04 37 49.8 u H21