2017 WA1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5384577245 ± 2.00e+00
Semi-major axis (a)2.5583162232 AU ± 3.00e+00
Inclination (i)9.66080490° ± 4.00e+00
Long. of Asc. Node (Ω)235.54926584° ± 5.00e+00
Arg. of Perihelion (ω)181.53688546° ± 6.00e+00
Mean Anomaly (M)344.19489452° ± 5.09e-01
Mean Motion (n)0.2408987800°/day ± 4.24e-01
Perihelion dist (q)1.18075320 AU ± 5.30e+00
Aphelion dist (Q)3.93539340 AU ± 6.89e+00
Orbital Period4.09137680 yr ± 7.20e+00
Physical Parameters
H (abs. magnitude)24.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.239″
Uncertainty3
Orbit TypeAmor
MOID0.191209 AU
Observations Used15
Oppositions1
Arc Total2017-2017
First Observation Used
Last Observation Used2017-12-10
Observations (15)
Date Type RA Dec Mag Band Observatory
2017-11-17 12:10:23 C 03 09 48.564 +19 13 53.41 L F51
2017-11-17 12:27:44 C 03 09 51.080 +19 13 17.16 L F51
2017-11-17 12:45:11 C 03 09 53.680 +19 12 40.34 L F51
2017-11-18 05:36:55 C 03 12 34.95 +18 37 49.9 o 926
2017-11-18 05:49:47 C 03 12 36.81 +18 37 23.5 o 926
2017-11-18 06:02:38 C 03 12 38.64 +18 36 57.6 o 926
2017-11-18 08:23:51 C 03 13 01.273 +18 32 14.28 U 568
2017-11-18 08:27:56 C 03 13 01.851 +18 32 06.03 U 568
2017-11-18 08:30:38 C 03 13 02.236 +18 32 00.49 U 568
2017-11-19 05:51:10 C 03 16 21.11 +17 47 40.9 o 291
2017-11-19 06:00:40 C 03 16 22.49 +17 47 21.5 o 291
2017-11-19 06:10:13 C 03 16 23.85 +17 47 01.3 o 291
2017-12-10 06:06:33 C 04 23 54.39 +03 10 38.1 U 807
2017-12-10 06:19:26 C 04 23 55.68 +03 10 23.0 U 807
2017-12-10 06:32:19 C 04 23 56.97 +03 10 07.6 U 807