2021 QW

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2390187092 ± 6.19e-08
Semi-major axis (a)1.0678285070 AU ± 2.07e-08
Inclination (i)20.51715116° ± 8.23e-06
Long. of Asc. Node (Ω)163.34822049° ± 1.63e-06
Arg. of Perihelion (ω)273.96613508° ± 2.36e-06
Mean Anomaly (M)227.61976959° ± 3.38e-05
Mean Motion (n)0.8932232319°/day ± 2.60e-08
Perihelion dist (q)0.81259752 AU ± 6.80e-08
Aphelion dist (Q)1.32305950 AU ± 7.09e-08
Orbital Period1.10344900 yr ± 3.21e-08
Physical Parameters
H (abs. magnitude)23.24
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.273″
Uncertainty0
Orbit TypeApollo
MOID0.000966 AU
Observations Used102
Oppositions1
Arc Total2021-2023
First Observation Used2021-08-22
Last Observation Used2023-03-29
Observations (107)
Date Type RA Dec Mag Band Observatory
2023-03-10 10:18:51 C 15 12 31.043 +36 54 47.34 V 703
2023-03-10 10:34:23 C 15 12 25.196 +36 57 00.29 V 703
2023-03-10 10:42:09 C 15 12 22.118 +36 58 07.57 V 703
2023-03-29 07:25:36 C 13 45 26.219 +56 15 37.58 V G96
2023-03-29 07:33:12 C 13 45 25.103 +56 15 40.43 V G96
2023-03-29 07:40:47 C 13 45 24.127 +56 15 44.06 V G96
2023-03-29 07:48:23 C 13 45 22.990 +56 15 46.62 V G96