2020 PA4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5107221843 ± 1.67e-03
Semi-major axis (a)2.4786800410 AU ± 9.83e-03
Inclination (i)5.31371102° ± 1.57e-02
Long. of Asc. Node (Ω)27.36070967° ± 8.31e-02
Arg. of Perihelion (ω)268.22559302° ± 1.40e-01
Mean Anomaly (M)134.55206452° ± 2.95e+00
Mean Motion (n)0.2525698879°/day ± 1.50e-03
Perihelion dist (q)1.21276316 AU ± 6.35e-03
Aphelion dist (Q)3.74459693 AU ± 1.54e-02
Orbital Period3.90239031 yr ± 2.32e-02
Physical Parameters
H (abs. magnitude)23.02
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.126″
Uncertainty4
Orbit TypeAmor
MOID0.220395 AU
Observations Used13
Oppositions1
Arc Total2020-2020
First Observation Used2020-08-14
Last Observation Used2020-08-16
Observations (13)
Date Type RA Dec Mag Band Observatory
2020-08-14 09:46:19 C 22 14 28.234 -37 15 55.30 U F51
2020-08-14 10:00:15 C 22 14 28.604 -37 15 38.75 U F51
2020-08-14 10:14:08 C 22 14 28.964 -37 15 21.95 U F51
2020-08-14 10:28:01 C 22 14 29.321 -37 15 04.95 U F51
2020-08-15 10:14:47 C 22 15 21.007 -36 45 44.60 V 568
2020-08-15 10:16:09 C 22 15 21.037 -36 45 42.90 V 568
2020-08-15 10:17:31 C 22 15 21.074 -36 45 41.30 V 568
2020-08-15 13:22:12 C 22 15 26.99 -36 41 21.1 V 474
2020-08-15 13:27:16 C 22 15 27.13 -36 41 14.7 V 474
2020-08-15 13:32:20 C 22 15 27.25 -36 41 08.2 V 474
2020-08-16 15:36:22 C 22 16 18.80 -36 08 50.6 V 474
2020-08-16 15:41:26 C 22 16 18.94 -36 08 44.1 V 474
2020-08-16 15:46:30 C 22 16 19.04 -36 08 37.8 V 474