2017 WP12

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5628346047 ± 2.24e-05
Semi-major axis (a)2.5967183300 AU ± 2.59e-04
Inclination (i)1.69641369° ± 1.10e-04
Long. of Asc. Node (Ω)159.75167044° ± 2.09e-03
Arg. of Perihelion (ω)293.20435842° ± 2.03e-03
Mean Anomaly (M)317.64278064° ± 9.91e-02
Mean Motion (n)0.2355456080°/day ± 3.52e-05
Perihelion dist (q)1.13519540 AU ± 1.27e-04
Aphelion dist (Q)4.05824126 AU ± 4.09e-04
Orbital Period4.18443923 yr ± 6.26e-04
Physical Parameters
H (abs. magnitude)24.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.253″
Uncertainty2
Orbit TypeAmor
MOID0.153784 AU
Observations Used25
Oppositions1
Arc Total2017-2018
First Observation Used2017-11-18
Last Observation Used2018-01-06
Observations (25)
Date Type RA Dec Mag Band Observatory
2017-11-18 07:59:44 C 03 33 13.357 +10 06 07.05 L F51
2017-11-18 08:33:18 C 03 33 15.268 +10 06 00.47 L F51
2017-11-18 08:50:10 C 03 33 16.253 +10 05 57.07 L F51
2017-11-19 05:09:11 C 03 34 40.10 +10 01 34.5 o 291
2017-11-19 05:22:09 C 03 34 40.85 +10 01 32.1 o 291
2017-11-19 05:35:04 C 03 34 41.65 +10 01 30.3 o 291
2017-11-22 05:20:34 C 03 39 59.84 +09 47 27.2 o 291
2017-11-22 05:30:55 C 03 40 00.51 +09 47 25.7 o 291
2017-12-07 05:18:36 C 04 18 24.55 +09 14 43.6 u 807
2017-12-07 05:28:06 C 04 18 25.79 +09 14 42.7 u 807
2017-12-07 05:37:31 C 04 18 26.99 +09 14 42.6 u 807
2017-12-13 04:17:19 C 04 40 19.89 +09 24 49.2 o 926
2017-12-13 04:25:12 C 04 40 21.13 +09 24 50.9 o 926
2017-12-13 04:33:04 C 04 40 22.29 +09 24 52.0 o 926
2017-12-13 09:20:32 C 04 41 06.34 +09 25 29.8 o 691
2017-12-13 10:16:49 C 04 41 15.21 +09 25 36.0 o 691
2017-12-16 05:53:13 C 04 53 03.34 +09 36 51.4 U G96
2017-12-16 06:08:07 C 04 53 05.78 +09 36 54.4 U G96
2017-12-16 06:15:33 C 04 53 07.01 +09 36 56.2 U G96
2017-12-16 08:17:39 C 04 53 27.20 +09 37 19.3 o 691
2017-12-16 08:30:02 C 04 53 29.23 +09 37 21.5 o 691
2017-12-16 08:42:24 C 04 53 31.31 +09 37 23.8 o 691
2018-01-06 04:18:06 C 06 34 02.93 +12 19 58.0 U I52
2018-01-06 04:35:00 C 06 34 06.03 +12 20 04.4 U I52
2018-01-06 04:37:24 C 06 34 06.46 +12 20 05.6 U I52