2018 PF21

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3613921276 ± 3.70e-06
Semi-major axis (a)1.9965220721 AU ± 1.70e-05
Inclination (i)26.39517142° ± 1.97e-04
Long. of Asc. Node (Ω)124.66862083° ± 4.73e-05
Arg. of Perihelion (ω)246.78800771° ± 4.87e-04
Mean Anomaly (M)183.49601113° ± 1.15e-02
Mean Motion (n)0.3493824633°/day ± 4.46e-06
Perihelion dist (q)1.27499471 AU ± 1.31e-05
Aphelion dist (Q)2.71804943 AU ± 2.43e-05
Orbital Period2.82105253 yr ± 3.60e-05
Physical Parameters
H (abs. magnitude)21.90
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.141″
Uncertainty2
Orbit TypeAmor
MOID0.417053 AU
Observations Used18
Oppositions1
Arc Total2018-2018
First Observation Used2018-08-08
Last Observation Used2018-11-05
Observations (18)
Date Type RA Dec Mag Band Observatory
2018-08-08 10:02:58 C 21 31 46.268 -32 55 55.28 U F51
2018-08-08 10:18:47 C 21 31 46.093 -32 56 36.84 U F51
2018-08-08 10:34:37 C 21 31 45.917 -32 57 17.74 U F51
2018-08-10 01:56:40 C 21 31 33.07 -34 39 45.1 U 807
2018-08-10 02:02:44 C 21 31 33.00 -34 40 01.1 U 807
2018-08-10 02:09:40 C 21 31 32.99 -34 40 19.4 U 807
2018-08-11 13:29:36 C 21 31 17.78 -36 12 28.9 V 474
2018-08-11 13:33:50 C 21 31 17.73 -36 12 40.1 V 474
2018-08-11 13:38:04 C 21 31 17.70 -36 12 51.0 V 474
2018-08-14 05:33:03 C 21 30 49.59 -38 58 27.0 U 807
2018-08-14 05:40:54 C 21 30 49.48 -38 58 47.1 U 807
2018-08-14 05:48:59 C 21 30 49.39 -38 59 07.8 U 807
2018-09-05 04:56:08 C 21 30 40.47 -57 27 21.5 U 807
2018-09-05 05:02:16 C 21 30 40.56 -57 27 30.4 U 807
2018-09-05 05:08:37 C 21 30 40.61 -57 27 39.5 U 807
2018-11-05 02:46:11 C 23 52 34.99 -60 33 39.4 U 807
2018-11-05 03:12:22 C 23 52 38.05 -60 33 14.9 U 807
2018-11-05 03:37:59 C 23 52 41.06 -60 32 50.9 U 807