2021 QD

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1581115000
Semi-major axis (a)1.3456416000 AU
Inclination (i)19.87664000°
Long. of Asc. Node (Ω)144.19095000°
Arg. of Perihelion (ω)142.63433000°
Mean Anomaly (M)293.19345000°
Mean Motion (n)0.6314078700°/day
Perihelion dist (q)1.13288020 AU
Aphelion dist (Q)1.55840300 AU
Orbital Period1.56096840 yr
Physical Parameters
H (abs. magnitude)23.84
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.800″
Uncertainty8
Orbit TypeAmor
MOID0.145817 AU
Observations Used15
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-08-19
Observations (16)
Date Type RA Dec Mag Band Observatory
2021-08-12 11:56:24 C 23 24 55.160 -03 26 53.16 V F51
2021-08-12 12:32:23 C 23 24 57.192 -03 29 42.85 V F51
2021-08-16 12:10:02 C 23 31 14.345 -11 01 49.89 U F51
2021-08-16 12:26:12 C 23 31 15.109 -11 03 05.75 U F51
2021-08-16 12:42:20 C 23 31 15.881 -11 04 21.65 U F51
2021-08-16 12:58:33 C 23 31 16.661 -11 05 37.42 U F51
2021-08-17 11:38:20 C 23 32 39.668 -12 51 27.52 U F51
2021-08-17 11:47:11 C 23 32 40.063 -12 52 08.07 U F51
2021-08-17 11:55:59 C 23 32 40.479 -12 52 49.61 U F51
2021-08-18 08:05:27 C 23 33 51.79 -14 26 05.7 V 654
2021-08-18 08:50:28 C 23 33 53.82 -14 29 32.5 V 654
2021-08-18 09:19:49 C 23 33 55.14 -14 31 47.8 V 654
2021-08-18 09:37:08 C 23 33 55.90 -14 33 06.7 V 654
2021-08-19 00:35:20 C 23 34 46.72 -15 41 34.6 V L01
2021-08-19 00:40:24 C 23 34 46.98 -15 41 57.6 V L01
2021-08-19 00:47:10 C 23 34 47.26 -15 42 27.7 V L01