2004 QR4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4978808000
Semi-major axis (a)1.9699671000 AU
Inclination (i)2.66764000°
Long. of Asc. Node (Ω)149.00704000°
Arg. of Perihelion (ω)209.40283000°
Mean Anomaly (M)239.33147000°
Mean Motion (n)0.3564639600°/day
Perihelion dist (q)0.98915830 AU
Aphelion dist (Q)2.95077590 AU
Orbital Period2.76495750 yr
Physical Parameters
H (abs. magnitude)26.90
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.980″
Uncertainty7
Orbit TypeApollo
MOID0.006429 AU
Observations Used15
Oppositions1
Arc Total
First Observation Used
Last Observation Used2004-08-23
Observations (15)
Date Type RA Dec Mag Band Observatory
2004-08-20 06:18:40 C 21 54 07.78 -09 01 28.3 19.0 c 691
2004-08-20 07:20:40 C 21 55 27.79 -08 58 56.4 19.0 c 691
2004-08-20 09:10:48 C 21 57 52.83 -08 54 10.1 c 691
2004-08-20 09:14:36 C 21 57 57.99 -08 53 59.2 c 691
2004-08-21 04:31:46 C 22 29 29.55 -07 52 10.0 c 691
2004-08-21 04:50:08 C 22 30 01.65 -07 51 00.8 c 691
2004-08-21 05:01:20 C 22 30 21.14 -07 50 19.3 c 691
2004-08-21 05:29:30 C 22 31 10.16 -07 48 32.6 c 691
2004-08-21 05:34:18 C 22 31 18.39 -07 48 15.0 c 691
2004-08-21 06:58:10 C 22 33 44.34 -07 42 46.0 c 651
2004-08-21 06:59:20 C 22 33 46.39 -07 42 41.4 c 651
2004-08-21 07:00:32 C 22 33 48.57 -07 42 36.0 c 651
2004-08-23 07:55:53 C 00 29 40.50 -02 41 34.0 c 691
2004-08-23 07:59:45 C 00 29 50.90 -02 41 02.6 c 691
2004-08-23 08:03:44 C 00 30 01.20 -02 40 30.6 c 691