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JPL Small-Body Database Browser
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390655 (2002 QW102)
Classification: Main-belt Asteroid          SPK-ID: 2390655
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1579318733565899 9.4523e-08  
a 2.243128449541494 1.4293e-08 au
q 1.888866971325943 2.0741e-07 au
i 5.814013271373367 6.8058e-06 deg
node 301.5392038293702 7.2056e-05 deg
peri 100.3987485385103 8.5397e-05 deg
M 303.3093075367121 3.5426e-05 deg
tp 2458793.736384551514
(2019-Nov-06.23638455)
0.0001199 TDB
period 1227.099113026258
3.36
1.1729e-05
3.211e-08
d
yr
n .2933748351526163 2.8041e-09 deg/d
Q 2.597389927757045 1.6551e-08 au
  Orbit Determination Parameters
   # obs. used (total)      170  
   data-arc span      6292 days (17.23 yr)  
   first obs. used      2002-08-28  
   last obs. used      2019-11-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55457  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 21:24:35  

Additional Information
 Earth MOID = .907255 au 
 Jupiter MOID = 2.80442 au 
 T_jup = 3.610 
[ 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 17.8   n/a MPO434440  

390655 (2002 QW102)          Discovered 2002-Aug-29 by Palomar at Palomar
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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