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JPL Small-Body Database Browser
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379315 (2009 WA19)
Classification: Main-belt Asteroid          SPK-ID: 2379315
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1156183009630669 6.4309e-08  
a 2.57511060045899 3.3466e-08 au
q 2.277380688041938 1.6434e-07 au
i 3.049695650670274 6.5767e-06 deg
node 110.0037192110021 0.00011095 deg
peri 176.7589357888854 0.00011836 deg
M 314.2216062777707 4.675e-05 deg
tp 2459192.433289254377
(2020-Dec-08.93328925)
0.00019672 TDB
period 1509.35798557789
4.13
2.9423e-05
8.056e-08
d
yr
n .2385120053955698 4.6496e-09 deg/d
Q 2.872840512876042 3.7335e-08 au
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      6764 days (18.52 yr)  
   first obs. used      2000-07-29  
   last obs. used      2019-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6196  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:43:32  

Additional Information
 Earth MOID = 1.26099 au 
 Jupiter MOID = 2.26065 au 
 T_jup = 3.416 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.2   n/a MPO427885  

379315 (2009 WA19)          Discovered 2009-Oct-22 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-11-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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