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146698 (2001 VY87)
Classification: Main-belt Asteroid          SPK-ID: 2146698
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0449424597349784 6.3506e-08  
a 2.620678037689077 1.5198e-08 au
q 2.502898320501893 1.6395e-07 au
i 7.005776361932014 4.5868e-06 deg
node 125.7166855569291 4.1337e-05 deg
peri 255.5308624924807 6.2956e-05 deg
M 151.5714428016285 4.8398e-05 deg
tp 2458348.070162298758
(2018-Aug-17.57016230)		 0.00020766 TDB
period 1549.597584024077
4.24		 1.348e-05
3.691e-08		 d
yr
n .2323183797596876 2.0209e-09 deg/d
Q 2.73845775487626 1.5881e-08 au
   Orbit Determination Parameters
   # obs. used (total)      667  
   data-arc span      6820 days (18.67 yr)  
   first obs. used      2001-09-17  
   last obs. used      2020-05-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60027  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 14:25:44  

Additional Information
 Earth MOID = 1.5148 au 
 Jupiter MOID = 2.46402 au 
 T_jup = 3.393 
[ 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 15.6   n/a MPO453933  

146698 (2001 VY87)          Discovered 2001-Nov-12 by NEAT at Haleakala
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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