2018 PE21

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3288888262 ± 1.04e-06
Semi-major axis (a)1.8918908396 AU ± 4.79e-07
Inclination (i)9.44348607° ± 4.74e-05
Long. of Asc. Node (Ω)320.72902160° ± 3.01e-05
Arg. of Perihelion (ω)263.59051875° ± 2.07e-04
Mean Anomaly (M)345.26864622° ± 1.28e-04
Mean Motion (n)0.3787635380°/day ± 1.44e-07
Perihelion dist (q)1.26966908 AU ± 1.99e-06
Aphelion dist (Q)2.51411260 AU ± 2.07e-06
Orbital Period2.60222061 yr ± 9.88e-07
Physical Parameters
H (abs. magnitude)20.74
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.180″
Uncertainty0
Orbit TypeAmor
MOID0.319730 AU
Observations Used32
Oppositions3
Arc Total2018-2023
First Observation Used2018-08-05
Last Observation Used2023-04-21
Observations (32)
Date Type RA Dec Mag Band Observatory
2018-08-05 09:43:56 C 21 51 28.637 -14 15 47.59 U F51
2018-08-05 10:00:55 C 21 51 27.425 -14 15 45.83 U F51
2018-08-05 10:17:55 C 21 51 26.234 -14 15 44.16 U F51
2018-08-06 08:23:38 C 21 49 56.47 -14 13 29.8 o 291
2018-08-06 08:33:18 C 21 49 55.82 -14 13 28.5 o 291
2018-08-06 08:42:57 C 21 49 55.11 -14 13 27.7 o 291
2018-08-06 09:06:37 C 21 49 53.01 -14 13 12.1 U 807
2018-08-06 09:15:32 C 21 49 52.38 -14 13 11.5 U 807
2018-08-06 09:24:26 C 21 49 51.78 -14 13 10.6 U 807
2018-08-09 06:29:29 C 21 45 12.23 -14 06 29.1 u H21
2018-08-09 06:37:41 C 21 45 11.67 -14 06 28.6 u H21
2018-08-09 06:49:05 C 21 45 10.88 -14 06 27.3 u H21
2018-08-14 06:07:56 C 21 37 15.27 -13 54 35.6 U 807
2018-08-14 06:15:46 C 21 37 14.76 -13 54 34.8 U 807
2018-08-14 06:23:49 C 21 37 14.21 -13 54 34.0 U 807
2018-09-05 00:33:21 C 21 10 37.567 -13 00 15.50 V W84
2018-09-05 00:50:28 C 21 10 36.948 -13 00 13.61 V W84
2018-09-05 04:13:35 C 21 10 29.75 -12 59 50.6 U 807
2018-09-05 04:31:12 C 21 10 29.12 -12 59 48.6 U 807
2018-09-05 04:48:18 C 21 10 28.51 -12 59 46.4 U 807
2018-09-06 00:35:35 C 21 09 50.950 -12 57 29.19 V W84
2018-09-07 01:25:07 C 21 09 05.478 -12 54 35.63 V W84
2018-09-08 01:59:12 C 21 08 23.310 -12 51 41.76 V W84
2018-09-11 02:01:38 C 21 06 36.011 -12 42 59.46 V W84
2018-09-15 00:06:58 C 21 04 52.092 -12 31 08.07 V W84
2023-03-27 08:07:45 C 10 29 11.025 -12 53 27.34 U F52
2023-03-27 08:24:14 C 10 29 10.098 -12 53 35.80 U F52
2023-03-27 08:57:13 C 10 29 08.235 -12 53 52.72 U F52
2023-04-21 04:27:26 C 10 17 27.056 -17 08 19.00 V G96
2023-04-21 04:34:14 C 10 17 27.121 -17 08 22.09 V G96
2023-04-21 04:41:02 C 10 17 27.215 -17 08 24.40 V G96
2023-04-21 04:47:51 C 10 17 27.226 -17 08 27.20 V G96