2021 RW2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2866830111 ± 1.68e-07
Semi-major axis (a)1.7239910901 AU ± 2.91e-08
Inclination (i)45.44752011° ± 2.27e-05
Long. of Asc. Node (Ω)170.66906112° ± 4.00e-06
Arg. of Perihelion (ω)233.63227119° ± 5.01e-05
Mean Anomaly (M)277.28250001° ± 2.44e-05
Mean Motion (n)0.4354213808°/day ± 1.10e-08
Perihelion dist (q)1.22975213 AU ± 2.90e-07
Aphelion dist (Q)2.21823005 AU ± 2.92e-07
Orbital Period2.26361480 yr ± 5.74e-08
Physical Parameters
H (abs. magnitude)20.63
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.341″
Uncertainty0
Orbit TypeAmor
MOID0.330763 AU
Observations Used111
Oppositions6
Arc Total2013-2023
First Observation Used2013-01-15
Last Observation Used2023-08-14
Observations (112)
Date Type RA Dec Mag Band Observatory
2021-10-17 02:19:23 C 00 01 42.95 -60 35 37.5 V 807
2021-10-17 02:24:42 C 00 01 42.97 -60 35 46.1 V 807
2021-10-17 02:30:01 C 00 01 42.97 -60 35 54.8 V 807
2021-11-12 01:49:28 C 00 27 56.00 -68 51 28.5 V 807
2021-11-12 01:57:26 C 00 27 56.56 -68 51 30.3 V 807
2021-11-12 02:05:25 C 00 27 57.09 -68 51 31.6 V 807
2021-11-25 02:34:07 C 00 54 59.14 -69 10 39.0 V 807
2021-11-25 02:44:13 C 00 55 00.08 -69 10 37.9 V 807
2021-11-25 02:54:03 C 00 55 00.99 -69 10 36.9 V 807
2023-08-12 08:40:19 C 17 27 18.793 +39 09 07.84 V T12
2023-08-14 07:48:20 C 17 27 15.948 +38 14 38.59 V T12
2023-08-14 09:55:11 C 17 27 15.829 +38 12 08.65 V T12