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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0449424603618422 6.3827e-08  
a 2.620678037509649 1.5483e-08 au
q 2.502898318687721 1.6511e-07 au
i 7.005776362509907 4.604e-06 deg
node 125.7166861014601 4.2527e-05 deg
peri 255.5308621872905 6.4079e-05 deg
M 151.5714426280706 4.8679e-05 deg
tp 2458348.070163112831
(2018-Aug-17.57016311)
0.00020899 TDB
period 1549.597583864935
4.24
1.3732e-05
3.76e-08
d
yr
n .2323183797835465 2.0588e-09 deg/d
Q 2.738457756331577 1.6179e-08 au
  Orbit Determination Parameters
   # obs. used (total)      602  
   data-arc span      6714 days (18.38 yr)  
   first obs. used      2001-09-17  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60936  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:38:53  

Additional Information
 Earth MOID = 1.5148 au 
 Jupiter MOID = 2.46402 au 
 T_jup = 3.393 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457056.5 (2015-Feb-03.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04320246077552214 6.3611e-08  
q 2.507571286970582 1.6418e-07 au
tp 2456792.363474737490
(2014-May-14.86347474)
0.00021754 TDB
node 125.7753667532034 4.247e-05 deg
peri 254.3127683168013 6.5625e-05 deg
i 7.00946057296113 4.6068e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      602  
   data-arc span      6714 days (18.38 yr)  
   first obs. used      2001-09-17  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60936  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:38:53  

Additional Information
 Jupiter MOID = 2.46402 au 
 T_jup = 3.393 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.046305273454334E-15 -1.040314872296758E-14 -3.125102269663904E-13 -3.367340006023652E-14 -2.047281899877064E-13 -1.360126766922718E-15
q -1.040314872296758E-14 2.69565365859795E-14 8.978996049479442E-13 8.631344406099552E-14 5.53342423783586E-13 3.807557834068219E-15
tp -3.125102269663904E-13 8.978996049479442E-13 4.732409046850304E-8 -2.420562617617802E-11 1.090927649016065E-8 -9.561659139992997E-12
node -3.367340006023652E-14 8.631344406099552E-14 -2.420562617617802E-11 1.803688749603276E-9 -1.793952262129877E-9 4.508162506890211E-11
peri -2.047281899877064E-13 5.53342423783586E-13 1.090927649016065E-8 -1.793952262129877E-9 4.306649436523498E-9 -4.687332640766625E-11
i -1.360126766922718E-15 3.807557834068219E-15 -9.561659139992997E-12 4.508162506890211E-11 -4.687332640766625E-11 2.122283330888102E-11

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

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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