2017 UM1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6549550058 ± 2.81e-02
Semi-major axis (a)1.9702179336 AU ± 1.30e-01
Inclination (i)4.06553335° ± 1.74e-01
Long. of Asc. Node (Ω)197.97928003° ± 8.06e-02
Arg. of Perihelion (ω)267.69966165° ± 1.18e-01
Mean Anomaly (M)315.63560671° ± 1.03e+02
Mean Motion (n)0.3566509300°/day ± 3.54e-02
Perihelion dist (q)0.67970200 AU ± 7.13e-02
Aphelion dist (Q)3.25885500 AU ± 2.23e-01
Orbital Period2.76350790 yr ± 2.74e-01
Physical Parameters
H (abs. magnitude)25.90
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.710″
Uncertainty3
Orbit TypeApollo
MOID0.010962 AU
Observations Used43
Oppositions1
Arc Total2017-2017
First Observation Used
Last Observation Used2017-10-21
Observations (43)
Date Type RA Dec Mag Band Observatory
2017-10-17 05:38:52 C 00 29 45.47 -04 37 27.1 U G96
2017-10-17 05:46:27 C 00 29 42.58 -04 38 41.6 U G96
2017-10-17 05:53:59 C 00 29 39.69 -04 39 56.1 U G96
2017-10-17 06:01:40 C 00 29 36.79 -04 41 10.8 U G96
2017-10-17 07:39:53 C 00 28 59.04 -04 57 31.5 U I52
2017-10-17 07:41:22 C 00 28 58.49 -04 57 46.2 U I52
2017-10-17 07:42:49 C 00 28 57.91 -04 58 01.1 U I52
2017-10-17 07:44:21 C 00 28 57.33 -04 58 16.6 U I52
2017-10-17 20:40:19 C 00 24 10.994 -07 24 06.54 U J04
2017-10-17 20:44:20 C 00 24 09.094 -07 24 56.47 U J04
2017-10-17 20:47:41 C 00 24 07.512 -07 25 39.20 U J04
2017-10-17 21:19:38 C 00 23 46.65 -07 33 10.9 19.9 U 104
2017-10-17 21:28:38 C 00 23 42.30 -07 35 06.6 19.5 U 104
2017-10-17 21:33:52 C 00 23 39.76 -07 36 13.9 19.5 U 104
2017-10-18 03:38:21 C 00 20 51.52 -08 58 07.9 u H21
2017-10-18 03:46:08 C 00 20 47.30 -08 59 59.0 u H21
2017-10-18 03:53:27 C 00 20 43.30 -09 01 44.0 u H21
2017-10-18 04:01:58 C 00 20 38.63 -09 03 46.3 u H21
2017-10-18 04:11:18 C 00 20 33.54 -09 06 00.4 u H21
2017-10-18 04:32:58 C 00 20 23.09 -09 11 12.9 q H36
2017-10-18 04:46:32 C 00 20 15.60 -09 14 31.1 q H36
2017-10-18 05:00:07 C 00 20 08.02 -09 17 50.0 q H36
2017-10-18 05:13:42 C 00 20 00.40 -09 21 08.4 q H36
2017-10-18 11:03:41 C 00 16 52.10 -10 46 37.0 U 474
2017-10-18 11:04:24 C 00 16 51.64 -10 46 49.0 U 474
2017-10-18 11:05:08 C 00 16 51.20 -10 47 00.7 U 474
2017-10-18 11:05:51 C 00 16 50.74 -10 47 12.4 U 474
2017-10-18 19:46:52 C 00 11 25.39 -13 28 13.4 q 246
2017-10-18 19:47:34 C 00 11 24.84 -13 28 25.1 q 246
2017-10-18 19:48:05 C 00 11 24.40 -13 28 37.3 q 246
2017-10-18 20:14:45 C 00 11 03.38 -13 37 18.9 18.7 o K88
2017-10-18 20:19:37 C 00 10 59.71 -13 38 55.4 18.8 o K88
2017-10-18 20:23:17 C 00 10 56.91 -13 40 07.5 19.0 o K88
2017-10-19 05:27:31 C 00 03 44.39 -16 56 33.5 o 926
2017-10-19 05:30:33 C 00 03 41.47 -16 57 45.6 o 926
2017-10-19 05:33:35 C 00 03 38.60 -16 58 58.1 o 926
2017-10-19 07:41:17 C 00 01 32.47 -17 50 58.4 U 703
2017-10-19 07:42:22 C 00 01 31.36 -17 51 23.8 U 703
2017-10-19 07:43:27 C 00 01 30.31 -17 51 49.8 U 703
2017-10-19 07:44:31 C 00 01 29.22 -17 52 17.1 U 703
2017-10-21 09:48:16 C 21 52 33.58 -52 45 22.3 U 474
2017-10-21 09:49:29 C 21 52 25.67 -52 46 24.3 U 474
2017-10-21 09:50:42 C 21 52 17.58 -52 47 27.3 U 474