2003 WQ21

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1607686000
Semi-major axis (a)1.3452410000 AU
Inclination (i)19.91337000°
Long. of Asc. Node (Ω)230.32956000°
Arg. of Perihelion (ω)192.76095000°
Mean Anomaly (M)31.67871000°
Mean Motion (n)0.6316898700°/day
Perihelion dist (q)1.12896850 AU
Aphelion dist (Q)1.56151350 AU
Orbital Period1.56027140 yr
Physical Parameters
H (abs. magnitude)22.42
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.630″
Uncertainty7
Orbit TypeAmor
MOID0.141714 AU
Observations Used24
Oppositions1
Arc Total
First Observation Used
Last Observation Used2003-12-08
Observations (24)
Date Type RA Dec Mag Band Observatory
2003-11-20 05:25:44 C 02 40 04.85 +02 39 14.2 d 703
2003-11-20 05:45:16 C 02 40 05.76 +02 37 30.6 d 703
2003-11-20 06:04:44 C 02 40 06.71 +02 35 48.7 d 703
2003-11-20 06:24:13 C 02 40 07.55 +02 34 05.5 d 703
2003-11-21 03:34:26 C 02 41 25.99 +00 44 26.6 c 854
2003-11-21 03:42:27 C 02 41 26.43 +00 43 44.2 c 854
2003-11-21 03:50:26 C 02 41 26.79 +00 43 05.7 c 854
2003-11-21 05:00:00 C 02 41 29.89 +00 37 10.2 r 448
2003-11-21 05:17:13 C 02 41 30.67 +00 35 42.3 r 448
2003-11-21 05:26:11 C 02 41 31.02 +00 34 56.3 r 448
2003-11-21 06:07:11 C 02 41 33.18 +00 31 29.8 c 926
2003-11-21 06:08:10 C 02 41 33.23 +00 31 24.6 c 926
2003-11-21 06:09:07 C 02 41 33.29 +00 31 19.7 c 926
2003-11-23 05:58:20 C 02 44 24.69 -03 23 01.1 o 699
2003-11-23 06:17:25 C 02 44 25.54 -03 24 31.0 o 699
2003-11-23 06:36:26 C 02 44 26.46 -03 25 59.7 o 699
2003-11-23 06:55:23 C 02 44 27.34 -03 27 28.4 o 699
2003-11-28 06:34:14 C 02 51 33.40 -11 48 52.5 r 649
2003-11-28 06:39:22 C 02 51 33.67 -11 49 10.7 r 649
2003-11-28 06:44:29 C 02 51 33.95 -11 49 29.7 r 649
2003-11-28 06:49:36 C 02 51 34.17 -11 49 48.7 r 649
2003-11-28 06:54:44 C 02 51 34.43 -11 50 07.3 r 649
2003-12-08 14:16:38 C 03 06 23.91 -23 08 18.2 r 413
2003-12-08 14:33:26 C 03 06 24.77 -23 08 50.2 r 413