2021 QW3

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5748496946 ± 1.48e-03
Semi-major axis (a)2.1942849996 AU ± 6.55e-03
Inclination (i)8.79465088° ± 1.12e-02
Long. of Asc. Node (Ω)335.21400000° ± 4.78e-03
Arg. of Perihelion (ω)304.61579697° ± 5.04e-02
Mean Anomaly (M)122.98625359° ± 2.13e+00
Mean Motion (n)0.3032303902°/day ± 1.36e-03
Perihelion dist (q)0.93290094 AU ± 4.28e-03
Aphelion dist (Q)3.45566906 AU ± 1.08e-02
Orbital Period3.25042052 yr ± 1.46e-02
Physical Parameters
H (abs. magnitude)26.16
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.105″
Uncertainty4
Orbit TypeApollo
MOID0.038948 AU
Observations Used10
Oppositions1
Arc Total2021-2021
First Observation Used2021-08-30
Last Observation Used2021-08-31
Observations (10)
Date Type RA Dec Mag Band Observatory
2021-08-30 09:08:47 C 22 43 19.243 -04 42 48.92 U F51
2021-08-30 09:25:53 C 22 43 18.809 -04 41 50.08 U F51
2021-08-30 09:43:03 C 22 43 18.360 -04 40 50.87 U F51
2021-08-30 12:47:55 C 22 43 13.595 -04 30 19.48 V F51
2021-08-30 12:54:04 C 22 43 13.455 -04 29 58.25 V F51
2021-08-30 12:55:00 C 22 43 13.442 -04 29 55.46 V F51
2021-08-31 10:38:21 C 22 43 09.765 -03 20 39.87 V F51
2021-08-31 10:51:43 C 22 43 09.433 -03 19 59.56 V F51
2021-08-31 11:05:46 C 22 43 09.085 -03 19 17.46 V F51
2021-08-31 11:07:41 C 22 43 09.028 -03 19 11.66 V F51