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173911 (2001 VS31)
Classification: Main-belt Asteroid          SPK-ID: 2173911
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2121912222505525 3.8515e-08  
a 3.148348995168532 2.6707e-08 au
q 2.480296973812423 1.1478e-07 au
i 17.16405538888067 7.1054e-06 deg
node 67.95603476496956 1.6272e-05 deg
peri 56.07183234285863 2.5713e-05 deg
M 79.27409209599269 1.8165e-05 deg
tp 2458551.184392099000
(2019-Mar-08.68439210)		 0.00010094 TDB
period 2040.434832712978
5.59		 2.5963e-05
7.108e-08		 d
yr
n .1764329809648178 2.245e-09 deg/d
Q 3.816401016524642 3.2374e-08 au
   Orbit Determination Parameters
   # obs. used (total)      396  
   data-arc span      6811 days (18.65 yr)  
   first obs. used      2001-10-24  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56953  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 03:27:26  

Additional Information
 Earth MOID = 1.54015 au 
 Jupiter MOID = 1.62752 au 
 T_jup = 3.105 
[ 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 15.2   n/a MPO469865  

173911 (2001 VS31)          Discovered 2001-Nov-09 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 2001 VS31 = 2001 YM26 = 2003 FB116 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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