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39115 (2000 WF33)
Classification: Main-belt Asteroid          SPK-ID: 2039115
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .008014417514391149 3.9181e-08  
a 2.775094229595761 1.4648e-08 au
q 2.752853465798003 1.1394e-07 au
i 5.64945802130539 4.5446e-06 deg
node 156.6943064049987 3.847e-05 deg
peri 324.1800441398245 0.00036491 deg
M 28.7522388907767 0.00035926 deg
tp 2458865.639676901136
(2020-Jan-17.13967690)
0.0016854 TDB
period 1688.554289633598
4.62
1.3369e-05
3.66e-08
d
yr
n .2132001335166529 1.688e-09 deg/d
Q 2.79733499339352 1.4765e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1056  
   data-arc span      9888 days (27.07 yr)  
   first obs. used      1993-03-26  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54285  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 08:40:29  

Additional Information
 Earth MOID = 1.76683 au 
 Jupiter MOID = 2.17401 au 
 T_jup = 3.328 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457170.5 (2015-May-28.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .007940817152460745 4.4403e-08  
q 2.75360591621106 1.2932e-07 au
tp 2457245.087215735924
(2015-Aug-10.58721574)
0.0015506 TDB
node 156.723276284767 3.8464e-05 deg
peri 338.791810644812 0.00033521 deg
i 5.648291487300309 4.5454e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1056  
   data-arc span      9888 days (27.07 yr)  
   first obs. used      1993-03-26  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54285  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 08:40:29  

Additional Information
 Jupiter MOID = 2.17401 au 
 T_jup = 3.328 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.971584801487827E-15 -5.709923121167261E-15 2.91637354966848E-11 -9.519107191193985E-15 6.303864807571245E-12 -1.362603014661383E-15
q -5.709923121167261E-15 1.672252688375105E-14 -8.775960278663075E-11 2.795659620674586E-14 -1.896648776871548E-11 3.965184235396315E-15
tp 2.91637354966848E-11 -8.775960278663075E-11 2.404413168226285E-6 -5.651479520410147E-11 5.163531564122867E-7 3.560442772853932E-11
node -9.519107191193985E-15 2.795659620674586E-14 -5.651479520410147E-11 1.479502996873226E-9 -1.484393804350641E-9 1.098261720025417E-11
peri 6.303864807571245E-12 -1.896648776871548E-11 5.163531564122867E-7 -1.484393804350641E-9 1.123624199329888E-7 -3.320420863307992E-12
i -1.362603014661383E-15 3.965184235396315E-15 3.560442772853932E-11 1.098261720025417E-11 -3.320420863307992E-12 2.066050634924019E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.9   n/a MPO452712  
diameter diameter 5.298 km 0.171 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.069   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39115 (2000 WF33)          Discovered 2000-Nov-20 by LINEAR at Socorro
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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