2017 UA1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3737322414 ± 2.42e-06
Semi-major axis (a)1.4946859899 AU ± 5.33e-06
Inclination (i)18.72319145° ± 1.28e-04
Long. of Asc. Node (Ω)17.73739893° ± 2.01e-05
Arg. of Perihelion (ω)91.80780080° ± 3.76e-05
Mean Anomaly (M)106.93561293° ± 8.27e-03
Mean Motion (n)0.5393706748°/day ± 2.88e-06
Perihelion dist (q)0.93607364 AU ± 4.92e-06
Aphelion dist (Q)2.05329834 AU ± 8.16e-06
Orbital Period1.82736350 yr ± 9.77e-06
Physical Parameters
H (abs. magnitude)22.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.265″
Uncertainty1
Orbit TypeApollo
MOID0.176228 AU
Observations Used57
Oppositions1
Arc Total2017-2018
First Observation Used2017-10-16
Last Observation Used2018-04-15
Observations (63)
Date Type RA Dec Mag Band Observatory
2018-03-19 10:56:50 C 14 12 46.71 +23 12 01.0 U 703
2018-03-19 11:04:29 C 14 12 44.56 +23 11 33.8 U 703
2018-04-05 05:07:27 C 12 47 22.50 +01 47 20.9 U 807
2018-04-05 05:10:52 C 12 47 21.94 +01 47 12.1 U 807
2018-04-05 05:14:46 C 12 47 21.30 +01 47 02.2 U 807
2018-04-05 05:38:24 C 12 47 18.86 +01 45 24.3 U I52
2018-04-05 05:42:37 C 12 47 18.19 +01 45 13.3 U I52
2018-04-05 05:48:27 C 12 47 17.24 +01 44 58.7 U I52
2018-04-05 05:49:02 C 12 47 17.16 +01 44 56.9 U I52
2018-04-15 06:53:59 C 12 18 13.12 -06 37 14.8 U G96
2018-04-15 07:01:24 C 12 18 12.47 -06 37 26.5 U G96
2018-04-15 07:08:50 C 12 18 11.74 -06 37 38.7 U G96
2018-04-15 07:16:15 C 12 18 11.06 -06 37 51.2 U G96