2018 PY31

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1178296324 ± 2.65e-05
Semi-major axis (a)1.3966724455 AU ± 6.07e-05
Inclination (i)24.33464051° ± 1.74e-03
Long. of Asc. Node (Ω)129.61552507° ± 5.03e-04
Arg. of Perihelion (ω)190.73376161° ± 1.10e-03
Mean Anomaly (M)150.07730082° ± 1.04e-01
Mean Motion (n)0.5971321141°/day ± 3.89e-05
Perihelion dist (q)1.23210304 AU ± 6.51e-05
Aphelion dist (Q)1.56124185 AU ± 7.73e-05
Orbital Period1.65060003 yr ± 1.08e-04
Physical Parameters
H (abs. magnitude)22.75
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.346″
Uncertainty3
Orbit TypeAmor
MOID0.217643 AU
Observations Used20
Oppositions1
Arc Total2018-2018
First Observation Used2018-07-08
Last Observation Used2018-08-17
Observations (21)
Date Type RA Dec Mag Band Observatory
2018-07-08 13:28:51 C 22 24 47.564 +08 46 27.85 V F52
2018-07-08 13:46:31 C 22 24 49.038 +08 45 56.84 V F52
2018-07-08 14:01:08 C 22 24 50.203 +08 45 32.26 V F52
2018-07-08 14:15:42 C 22 24 51.459 +08 45 06.16 V F52
2018-07-12 12:37:07 C 22 33 19.473 +05 45 35.08 V F52
2018-07-17 13:06:38 C 22 44 08.944 +01 05 47.33 V F52
2018-07-17 13:21:17 C 22 44 10.167 +01 05 09.00 V F52
2018-07-17 13:35:53 C 22 44 11.319 +01 04 32.22 V F52
2018-08-05 12:10:26 C 23 24 44.638 -24 38 59.78 V F51
2018-08-05 12:27:29 C 23 24 45.932 -24 40 07.31 V F51
2018-08-05 12:44:31 C 23 24 47.220 -24 41 13.34 V F51
2018-08-05 13:01:35 C 23 24 48.502 -24 42 19.57 V F51
2018-08-12 05:52:16 C 23 38 11.03 -34 55 33.9 u W93
2018-08-12 07:31:59 C 23 38 17.94 -35 01 39.3 u W93
2018-08-12 09:11:23 C 23 38 24.91 -35 07 40.6 u W93
2018-08-12 23:50:40 C 23 39 36.48 -36 00 55.2 u L32
2018-08-13 01:24:37 C 23 39 42.92 -36 06 35.6 u L32
2018-08-13 03:00:56 C 23 39 49.62 -36 12 21.0 u L32
2018-08-17 06:17:40 C 23 47 24.09 -41 53 18.5 u W93
2018-08-17 07:34:22 C 23 47 28.90 -41 57 28.4 u W93
2018-08-17 09:13:34 C 23 47 35.11 -42 02 46.2 u W93