2021 PK

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5401741000
Semi-major axis (a)2.0411669000 AU
Inclination (i)6.42028000°
Long. of Asc. Node (Ω)129.65138000°
Arg. of Perihelion (ω)133.43263000°
Mean Anomaly (M)184.39370000°
Mean Motion (n)0.3379763300°/day
Perihelion dist (q)0.93858140 AU
Aphelion dist (Q)3.14375240 AU
Orbital Period2.91620320 yr
Physical Parameters
H (abs. magnitude)26.40
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.240″
Uncertainty6
Orbit TypeApollo
MOID0.014002 AU
Observations Used22
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-08-12
Observations (22)
Date Type RA Dec Mag Band Observatory
2021-08-03 09:58:53 C 20 57 56.888 -20 48 41.21 U F51
2021-08-03 10:11:58 C 20 58 04.734 -20 49 27.33 U F51
2021-08-03 10:38:01 C 20 58 20.369 -20 50 58.68 U F51
2021-08-03 12:44:08 C 20 59 35.244 -20 57 59.89 V F51
2021-08-03 12:45:03 C 20 59 35.783 -20 58 03.16 V F51
2021-08-03 14:59:53 C 21 01 02.79 -21 02 08.5 V 474
2021-08-03 15:01:40 C 21 01 03.81 -21 02 14.6 V 474
2021-08-03 15:07:01 C 21 01 06.99 -21 02 32.0 V 474
2021-08-03 15:08:48 C 21 01 07.98 -21 02 37.5 V 474
2021-08-03 22:59:35 C 21 05 56.64 -21 28 15.6 V L81
2021-08-03 23:31:36 C 21 06 13.36 -21 29 49.1 V L81
2021-08-04 04:57:52 C 21 09 19.57 -21 47 48.2 u H21
2021-08-04 05:08:55 C 21 09 25.09 -21 48 18.9 u H21
2021-08-04 05:11:04 C 21 09 26.17 -21 48 24.9 u H21
2021-08-07 11:05:10 C 21 39 34.746 -24 04 39.12 U F51
2021-08-07 11:20:55 C 21 39 38.489 -24 04 56.44 U F51
2021-08-07 11:52:27 C 21 39 45.984 -24 05 30.56 U F51
2021-08-09 10:10:54 C 21 50 31.682 -24 46 46.73 U F51
2021-08-09 10:44:32 C 21 50 37.181 -24 47 11.61 U F51
2021-08-12 10:16:08 C 22 01 47.049 -25 24 50.77 U F51
2021-08-12 10:32:05 C 22 01 48.614 -25 24 57.30 U F51
2021-08-12 10:48:01 C 22 01 50.207 -25 25 03.53 U F51