2018 PK21

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.0808937475 ± 4.33e-07
Semi-major axis (a)0.9832642131 AU ± 1.98e-08
Inclination (i)1.22318958° ± 7.18e-06
Long. of Asc. Node (Ω)302.61560906° ± 8.25e-05
Arg. of Perihelion (ω)227.38021363° ± 2.45e-05
Mean Anomaly (M)305.01995563° ± 3.68e-05
Mean Motion (n)1.0108970446°/day ± 3.05e-08
Perihelion dist (q)0.90372429 AU ± 4.26e-07
Aphelion dist (Q)1.06280414 AU ± 4.26e-07
Orbital Period0.97500165 yr ± 2.94e-08
Physical Parameters
H (abs. magnitude)25.88
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.222″
Uncertainty0
Orbit TypeAten
MOID0.004570 AU
Observations Used127
Oppositions1
Arc Total2018-2020
First Observation Used2018-08-11
Last Observation Used2020-11-21
Observations (132)
Date Type RA Dec Mag Band Observatory
2019-10-08 13:18:27 C 00 28 43.268 +24 21 06.81 U F51
2019-10-17 09:06:03 C 23 50 58.07 +21 29 01.1 o 691
2019-10-17 09:36:26 C 23 50 52.42 +21 28 27.1 o 691
2019-10-19 08:32:55 C 23 43 18.20 +20 40 21.1 V G96
2019-10-19 08:37:48 C 23 43 17.30 +20 40 15.4 V G96
2019-10-19 08:42:50 C 23 43 16.41 +20 40 09.3 V G96
2019-10-19 08:47:44 C 23 43 15.52 +20 40 03.6 V G96
2019-10-24 03:17:06 C 23 26 51.21 +18 34 56.0 V G96
2019-10-24 03:24:42 C 23 26 49.94 +18 34 47.6 V G96
2019-10-24 03:32:18 C 23 26 48.74 +18 34 39.4 V G96
2019-10-25 08:53:29 C 23 22 58.350 +18 02 09.92 U F52
2019-10-25 08:54:27 C 23 22 58.199 +18 02 08.85 U F52
2019-10-25 09:11:17 C 23 22 55.481 +18 01 48.64 U F52
2019-10-25 09:12:12 C 23 22 55.334 +18 01 47.73 U F52
2019-10-25 09:29:07 C 23 22 52.648 +18 01 27.34 U F52
2019-10-25 09:30:02 C 23 22 52.482 +18 01 26.39 U F52
2019-10-31 08:02:47 C 23 07 55.750 +15 24 47.46 U F51
2019-10-31 08:20:48 C 23 07 53.549 +15 24 27.53 U F51
2019-10-31 08:36:51 C 23 07 51.608 +15 24 09.41 U F51
2019-10-31 08:52:55 C 23 07 49.674 +15 23 51.59 U F51
2020-11-13 10:31:26 C 07 50 01.91 +43 54 19.9 V V39
2020-11-13 10:43:52 C 07 50 05.13 +43 54 27.0 V V39
2020-11-13 10:56:20 C 07 50 08.34 +43 54 33.8 V V39
2020-11-16 10:09:21 C 08 14 13.04 +44 23 37.5 V V39
2020-11-16 10:22:15 C 08 14 16.89 +44 23 43.2 V V39
2020-11-16 10:35:10 C 08 14 20.75 +44 23 48.6 V V39
2020-11-16 10:48:03 C 08 14 24.58 +44 23 53.8 V V39
2020-11-16 11:00:58 C 08 14 28.43 +44 23 58.6 V V39
2020-11-16 11:13:54 C 08 14 32.26 +44 24 02.9 V V39
2020-11-21 09:57:35 C 09 02 28.25 +44 26 30.9 V I52
2020-11-21 10:02:00 C 09 02 30.00 +44 26 29.7 V I52
2020-11-21 10:06:25 C 09 02 31.71 +44 26 30.0 V I52