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379306 (2009 VR84)
Classification: Main-belt Asteroid          SPK-ID: 2379306
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2555102076351898 9.5347e-08  
a 2.593543363065968 3.8756e-08 au
q 1.930866559858114 2.5605e-07 au
i 16.69584235126809 1.7092e-05 deg
node 63.16156676421181 4.5169e-05 deg
peri 28.52942929891774 6.1075e-05 deg
M 175.5251088506473 4.2394e-05 deg
tp 2458256.666990164895
(2018-May-18.16699016)
0.00016789 TDB
period 1525.59303505967
4.18
3.4196e-05
9.362e-08
d
yr
n .2359738093494373 5.2893e-09 deg/d
Q 3.256220166273822 4.8658e-08 au
  Orbit Determination Parameters
   # obs. used (total)      151  
   data-arc span      4840 days (13.25 yr)  
   first obs. used      2006-02-03  
   last obs. used      2019-05-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65311  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 03:09:43  

Additional Information
 Earth MOID = .960864 au 
 Jupiter MOID = 2.07321 au 
 T_jup = 3.314 
[ 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 16.7   n/a MPO427885  

379306 (2009 VR84)          Discovered 2009-Nov-09 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20

Alternate Designations
 2009 VR84 = 2010 EW165 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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