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344492 (2002 QU84)
Classification: Main-belt Asteroid          SPK-ID: 2344492
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0843503896866481 6.5022e-08  
a 2.806713914501386 3.9324e-08 au
q 2.569966502074256 1.8677e-07 au
i 5.76379070078703 7.4405e-06 deg
node 76.79604936141125 7.4423e-05 deg
peri 266.4976508722001 8.7228e-05 deg
M 274.4054974258468 4.8058e-05 deg
tp 2459408.856074248042
(2021-Jul-13.35607425)
0.00023289 TDB
period 1717.495660447786
4.70
3.6095e-05
9.882e-08
d
yr
n .2096075165081585 4.4051e-09 deg/d
Q 3.043461326928515 4.2641e-08 au
  Orbit Determination Parameters
   # obs. used (total)      97  
   data-arc span      6071 days (16.62 yr)  
   first obs. used      2002-08-19  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62628  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:04:02  

Additional Information
 Earth MOID = 1.57013 au 
 Jupiter MOID = 2.28181 au 
 T_jup = 3.310 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO434167  

344492 (2002 QU84)          Discovered 2002-Aug-30 by NEAT at Palomar
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1917-Jan-26 10:40 00:14 Iris 0.0253711174905978 0.0253484324196427 0.0253938351937604 4.11492227964756 4.11492222458305 2421254.944208942 13.9480410036782 1828.95969243846 71.1055215273068 51.837541853668 41965.8782611068 T 8 CATAB v2.0f-lin.ifort 2020-Feb-25 23:04:03 2020-Feb-25 23:04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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