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190941 (2001 VA39)
Classification: Main-belt Asteroid          SPK-ID: 2190941
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .237712269817954 4.2514e-08  
a 2.439792217129603 1.145e-08 au
q 1.859823671311547 1.0418e-07 au
i 2.486377625891355 4.8255e-06 deg
node 29.62660408704091 7.7393e-05 deg
peri 143.8904342120274 7.7911e-05 deg
M 277.6666197563371 9.0947e-06 deg
tp 2459518.847273342548
(2021-Oct-31.34727334)
3.6549e-05 TDB
period 1391.962993188756
3.81
9.7984e-06
2.683e-08
d
yr
n .2586275653602684 1.8205e-09 deg/d
Q 3.019760762947659 1.4171e-08 au
  Orbit Determination Parameters
   # obs. used (total)      675  
   data-arc span      9428 days (25.81 yr)  
   first obs. used      1995-03-26  
   last obs. used      2021-01-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .576  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:09:45  

Additional Information
 Earth MOID = .865216 au 
 Jupiter MOID = 1.94417 au 
 T_jup = 3.462 
[ 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 16.15   n/a E2021B55  
diameter diameter 2.879 km 0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.102   0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

190941 (2001 VA39)          Discovered 2001-Nov-09 by LINEAR at Socorro
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

[ show close-approach data ]
Alternate Designations
 2001 VA39 = 1995 FL = 1999 JF43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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