2020 RK9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5587045691 ± 6.17e-05
Semi-major axis (a)2.2445394618 AU ± 3.21e-04
Inclination (i)21.28029535° ± 1.81e-03
Long. of Asc. Node (Ω)357.77935826° ± 6.22e-04
Arg. of Perihelion (ω)54.86804177° ± 6.09e-04
Mean Anomaly (M)176.25878410° ± 1.15e-01
Mean Motion (n)0.2931037726°/day ± 6.29e-05
Perihelion dist (q)0.99050501 AU ± 1.98e-04
Aphelion dist (Q)3.49857391 AU ± 5.19e-04
Orbital Period3.36272125 yr ± 7.22e-04
Physical Parameters
H (abs. magnitude)22.30
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.227″
Uncertainty3
Orbit TypeApollo
MOID0.121811 AU
Observations Used24
Oppositions1
Arc Total2020-2020
First Observation Used2020-09-11
Last Observation Used2020-10-10
Observations (25)
Date Type RA Dec Mag Band Observatory
2020-09-11 08:15:56 C 22 39 54.581 -32 00 05.54 U F51
2020-09-11 08:41:54 C 22 39 50.323 -31 59 32.04 U F51
2020-09-11 08:54:54 C 22 39 48.191 -31 59 15.42 U F51
2020-09-13 11:25:54 C 22 31 44.660 -30 47 27.46 V 568
2020-09-13 11:27:18 C 22 31 44.425 -30 47 25.17 V 568
2020-09-15 07:56:01 C 22 24 23.670 -29 34 17.12 U F51
2020-09-15 08:19:21 C 22 24 19.519 -29 33 36.91 U F51
2020-09-15 08:43:41 C 22 24 15.172 -29 32 54.23 U F51
2020-09-15 09:06:52 C 22 24 11.032 -29 32 13.23 U F51
2020-09-18 08:23:56 C 22 11 52.508 -27 13 25.57 U F52
2020-09-18 08:48:31 C 22 11 47.947 -27 12 33.16 U F52
2020-09-18 09:37:35 C 22 11 38.815 -27 10 47.88 U F52
2020-09-22 04:03:34 C 21 55 28.14 -23 33 59.8 V I52
2020-09-22 04:09:45 C 21 55 26.96 -23 33 44.3 V I52
2020-09-22 04:11:34 C 21 55 26.54 -23 33 39.8 V I52
2020-09-22 04:13:23 C 21 55 26.27 -23 33 34.8 V I52
2020-10-04 03:10:26 C 21 04 09.74 -07 13 59.7 V I52
2020-10-04 03:18:07 C 21 04 08.40 -07 13 28.5 V I52
2020-10-04 03:19:56 C 21 04 08.02 -07 13 21.4 V I52
2020-10-07 05:35:51 C 20 51 43.842 -02 05 42.12 U F51
2020-10-07 05:43:39 C 20 51 42.480 -02 05 09.12 U F51
2020-10-07 05:51:31 C 20 51 41.100 -02 04 35.92 U F51
2020-10-10 06:38:40 C 20 40 01.11 +03 05 28.7 V I52
2020-10-10 06:53:52 C 20 39 58.65 +03 06 34.1 V I52
2020-10-10 06:56:17 C 20 39 58.32 +03 06 44.8 V I52