1997 UR

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3121358183
Semi-major axis (a)1.4592876694 AU
Inclination (i)2.26586861°
Long. of Asc. Node (Ω)213.93000407°
Arg. of Perihelion (ω)200.46288494° ± 6.00e+00
Mean Anomaly (M)322.16248121°
Mean Motion (n)0.5591123200°/day
Perihelion dist (q)1.00379260 AU
Aphelion dist (Q)1.91475420 AU
Orbital Period1.76280790 yr
Physical Parameters
H (abs. magnitude)23.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.659″
Uncertainty—
Orbit TypeAmor
MOID0.016578 AU
Observations Used144
Oppositions1
Arc Total1997-1997
First Observation Used—
Last Observation Used1997-11-12
Observations (146)
Date Type RA Dec Mag Band Observatory
1997-10-27 00:42:04 C 04 30 27.32 +21 12 07.6 – z 104
1997-10-27 00:43:44 C 04 30 28.85 +21 12 05.2 – z 104
1997-10-27 00:45:39 C 04 30 30.40 +21 12 02.5 – z 104
1997-10-27 00:53:24 C 04 30 37.23 +21 11 49.1 – z 104
1997-10-27 06:20:59 C 04 35 57.16 +21 01 57.4 – z 700
1997-10-27 06:36:02 C 04 36 10.46 +21 01 33.7 – z 700
1997-10-27 06:41:57 C 04 36 15.72 +21 01 24.0 – z 700
1997-10-27 16:54:14 C 04 45 42.30 +20 41 35.2 – – 360
1997-10-27 16:57:44 C 04 45 45.31 +20 41 27.8 – – 360
1997-10-27 17:02:44 C 04 45 49.67 +20 41 17.3 – – 360
1997-10-28 04:30:19 C 04 56 33.68 +20 20 29.5 – z 861
1997-10-28 04:32:30 C 04 56 35.63 +20 20 24.9 – z 861
1997-10-28 09:42:29 C 05 01 19.60 +20 03 43.4 – z 670
1997-10-28 10:49:29 C 05 02 16.23 +20 01 03.4 – z 670
1997-10-28 11:13:30 C 05 02 36.47 +20 00 03.1 – z 670
1997-10-29 00:42:57 C 05 14 58.45 +19 24 48.4 – – 046
1997-10-29 00:45:27 C 05 15 00.53 +19 24 42.3 – – 046
1997-10-29 00:47:06 C 05 15 01.90 +19 24 38.2 – – 046
1997-10-29 00:48:23 C 05 15 02.99 +19 24 34.7 – – 046
1997-10-29 11:59:02 C 05 25 01.27 +18 56 41.4 – c 566
1997-10-29 12:12:43 C 05 25 12.16 +18 56 05.1 – c 566
1997-10-29 16:01:41 C 05 28 34.61 +18 49 14.2 – – 426
1997-10-29 16:05:20 C 05 28 37.46 +18 49 04.6 – – 426
1997-10-29 16:34:20 C 05 29 00.52 +18 42 40.3 – z 402
1997-10-29 16:35:37 C 05 29 01.55 +18 42 36.5 – z 402
1997-10-29 16:36:55 C 05 29 02.58 +18 42 33.1 – z 402
1997-10-30 04:28:37 C 05 38 58.56 +18 07 15.7 – – 046
1997-10-30 04:30:29 C 05 39 00.01 +18 07 10.1 – – 046
1997-10-30 04:32:57 C 05 39 01.88 +18 07 02.9 – – 046
1997-10-30 09:42:59 C 05 43 35.25 +17 53 03.5 – z 670
1997-10-30 09:47:59 C 05 43 39.07 +17 52 48.2 – z 670
1997-10-30 10:06:29 C 05 43 53.20 +17 51 54.9 – z 670
1997-10-30 10:07:59 C 05 43 54.44 +17 51 50.8 – z 670
1997-10-30 10:12:00 C 05 43 57.27 +17 51 39.4 – z 670
1997-10-31 09:53:29 C 06 02 59.68 +16 39 31.3 – z 670
1997-10-31 09:54:59 C 06 03 00.64 +16 39 26.6 – z 670
1997-10-31 16:57:14 C 06 08 23.18 +16 22 28.1 – – 426
1997-10-31 16:59:13 C 06 08 24.52 +16 22 22.7 – – 426
1997-10-31 17:18:31 C 06 08 37.75 +16 21 24.9 – – 426
1997-11-05 18:48:13 C 07 21 45.75 +10 21 20.3 – z 381
1997-11-05 18:50:57 C 07 21 46.94 +10 21 12.8 – z 381
1997-11-05 18:53:05 C 07 21 47.77 +10 21 07.8 – z 381
1997-11-09 00:52:24 C 07 52 43.03 +07 23 32.7 – z 587
1997-11-09 00:57:34 C 07 52 44.69 +07 23 22.0 – z 587
1997-11-12 10:54:14 C 08 16 04.68 +05 01 18.6 – – 658
1997-11-12 10:56:02 C 08 16 05.03 +05 01 16.3 – – 658