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150319 (1999 VA57)
Classification: Main-belt Asteroid          SPK-ID: 2150319
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1379983154057242 4.0396e-08  
a 2.225388463853993 9.7922e-09 au
q 1.91828860471881 9.1168e-08 au
i 5.573953211619963 4.5891e-06 deg
node 42.58408395675361 4.5625e-05 deg
peri 34.76984257744802 5.0207e-05 deg
M 100.6932616894457 1.7552e-05 deg
tp 2458861.339643118525
(2020-Jan-12.83964312)
5.9548e-05 TDB
period 1212.570994610345
3.32
8.0034e-06
2.191e-08
d
yr
n .2968898329253575 1.9596e-09 deg/d
Q 2.532488322989177 1.1144e-08 au
  Orbit Determination Parameters
   # obs. used (total)      456  
   data-arc span      7415 days (20.30 yr)  
   first obs. used      1999-10-10  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49639  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 09:03:38  

Additional Information
 Earth MOID = .935842 au 
 Jupiter MOID = 2.70378 au 
 T_jup = 3.627 
[ 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 16.9   n/a MPO532785  
diameter diameter 1.155 km 0.259 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.277   0.144 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

150319 (1999 VA57)          Discovered 1999-Nov-04 by LINEAR at Socorro
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

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