IAA RAS IAA Minor Planet Database

2020 RS9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3377887464 ± 3.19e-04
Semi-major axis (a)0.9732179110 AU ± 1.24e-04
Inclination (i)20.55099550° ± 2.99e-02
Long. of Asc. Node (Ω)162.38204611° ± 6.40e-03
Arg. of Perihelion (ω)42.94028529° ± 9.45e-03
Mean Anomaly (M)265.20647471° ± 4.24e-01
Mean Motion (n)1.0265902532°/day ± 1.96e-04
Perihelion dist (q)0.64447585 AU ± 3.21e-04
Aphelion dist (Q)1.30195997 AU ± 3.52e-04
Orbital Period0.96009706 yr ± 1.83e-04
Physical Parameters
H (abs. magnitude)23.90
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.180″
Uncertainty3
Orbit TypeAten
MOID0.094492 AU
Observations Used16
Oppositions1
Arc Total2020-2020
First Observation Used2020-09-09
Last Observation Used2020-09-17
Observations (16)
Date Type RA Dec Mag Band Observatory
2020-09-09 11:27:15 C 00 33 08.290 -13 52 35.07 – V F51
2020-09-09 11:43:46 C 00 33 05.663 -13 53 45.69 – V F51
2020-09-14 10:03:43 C 00 15 57.982 -21 33 50.49 – U F51
2020-09-14 10:20:07 C 00 15 55.482 -21 34 47.25 – U F51
2020-09-14 10:36:31 C 00 15 52.975 -21 35 43.92 – U F51
2020-09-14 10:52:51 C 00 15 50.485 -21 36 40.00 – U F51
2020-09-15 08:28:57 C 00 12 50.673 -22 49 07.71 – V 568
2020-09-15 08:30:19 C 00 12 50.469 -22 49 12.24 – V 568
2020-09-15 10:59:42 C 00 12 28.099 -22 57 23.36 – V F51
2020-09-15 11:23:48 C 00 12 24.464 -22 58 41.73 – V F51
2020-09-16 10:44:09 C 00 09 12.470 -24 12 34.41 – V F52
2020-09-16 11:04:47 C 00 09 09.388 -24 13 37.19 – V F52
2020-09-16 11:25:18 C 00 09 06.356 -24 14 40.64 – V F52
2020-09-17 08:58:27 C 00 06 13.541 -25 19 08.31 – V 568
2020-09-17 09:00:09 C 00 06 13.279 -25 19 13.68 – V 568
2020-09-17 09:01:51 C 00 06 13.044 -25 19 18.42 – V 568