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115893 (2003 VA4)
Classification: Main-belt Asteroid          SPK-ID: 2115893
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2427375406616808 6.327e-08  
a 2.600188584708679 1.9729e-08 au
q 1.969025202399918 1.7308e-07 au
i 10.7992909079711 5.5723e-06 deg
node 272.8605662704687 2.9642e-05 deg
peri 258.4156427530496 3.2035e-05 deg
M 295.4599857838075 1.7201e-05 deg
tp 2459475.056831225273
(2021-Sep-17.55683123)
7.5428e-05 TDB
period 1531.460140526278
4.19
1.743e-05
4.772e-08
d
yr
n .2350697811020325 2.6754e-09 deg/d
Q 3.23135196701744 2.4518e-08 au
  Orbit Determination Parameters
   # obs. used (total)      594  
   data-arc span      10099 days (27.65 yr)  
   first obs. used      1993-06-20  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52053  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:45:39  

Additional Information
 Earth MOID = 1.00844 au 
 Jupiter MOID = 1.92409 au 
 T_jup = 3.348 
[ 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 15.43   n/a MPCxxxxx  
diameter diameter 4.630 km 0.308 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.063   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

115893 (2003 VA4)          Discovered 2003-Nov-14 by NEAT at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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