2020 RR4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6569395445 ± 4.14e-05
Semi-major axis (a)2.6699779444 AU ± 3.02e-04
Inclination (i)4.35134031° ± 1.81e-04
Long. of Asc. Node (Ω)157.71560137° ± 3.20e-04
Arg. of Perihelion (ω)138.22034498° ± 6.73e-04
Mean Anomaly (M)78.69995020° ± 7.57e-02
Mean Motion (n)0.2259179640°/day ± 3.84e-05
Perihelion dist (q)0.91596385 AU ± 1.52e-04
Aphelion dist (Q)4.42399204 AU ± 5.13e-04
Orbital Period4.36276189 yr ± 7.41e-04
Physical Parameters
H (abs. magnitude)25.90
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.081″
Uncertainty2
Orbit TypeApollo
MOID0.001774 AU
Observations Used23
Oppositions1
Arc Total2020-2020
First Observation Used2020-09-06
Last Observation Used2020-10-14
Observations (23)
Date Type RA Dec Mag Band Observatory
2020-09-06 08:01:08 C 00 31 01.20 -08 50 49.1 V I41
2020-09-06 08:01:38 C 00 31 01.24 -08 50 48.9 V I41
2020-09-09 10:52:29 C 00 35 56.571 -08 30 34.06 U F51
2020-09-09 11:08:57 C 00 35 56.712 -08 30 31.06 U F51
2020-09-09 11:25:24 C 00 35 56.866 -08 30 28.10 U F51
2020-09-09 11:41:55 C 00 35 57.006 -08 30 25.25 U F51
2020-09-10 06:19:16 C 00 36 41.54 -08 27 29.4 V I52
2020-09-10 06:33:45 C 00 36 41.64 -08 27 28.5 V I52
2020-09-10 06:49:21 C 00 36 41.79 -08 27 26.2 V I52
2020-09-10 07:04:48 C 00 36 41.92 -08 27 23.3 V I52
2020-09-12 12:04:18 C 00 37 57.002 -08 19 52.63 U F51
2020-09-12 12:25:19 C 00 37 56.871 -08 19 49.95 U F51
2020-09-12 12:46:17 C 00 37 56.755 -08 19 47.23 U F51
2020-09-13 09:22:20 C 00 38 20.589 -08 17 26.44 U F51
2020-09-13 09:45:34 C 00 38 20.444 -08 17 24.48 U F51
2020-09-13 10:08:53 C 00 38 20.277 -08 17 22.46 U F51
2020-09-13 10:32:14 C 00 38 20.069 -08 17 20.30 U F51
2020-09-15 12:00:42 C 00 38 46.778 -08 12 22.94 V T12
2020-09-15 12:06:09 C 00 38 46.704 -08 12 22.33 V T12
2020-09-16 11:16:51 C 00 38 54.802 -08 10 14.33 V T12
2020-09-16 11:25:34 C 00 38 54.672 -08 10 13.54 V T12
2020-09-18 14:27:31 C 00 38 57.704 -08 05 37.26 V T12
2020-10-14 13:18:25 C 00 36 57.781 -06 37 08.93 V T12