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JPL Small-Body Database Browser
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39143 (2000 WH80)
Classification: Main-belt Asteroid          SPK-ID: 2039143
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1394365437310763 5.9053e-08  
a 2.680377463460545 1.4253e-08 au
q 2.306634894060938 1.6322e-07 au
i 2.232940243152934 5.4579e-06 deg
node 316.064104499832 0.00011339 deg
peri 220.2431119017937 0.00011462 deg
M 333.3744284481386 1.7383e-05 deg
tp 2458719.046517927597
(2019-Aug-23.54651793)
7.7681e-05 TDB
period 1602.848088004752
4.39
1.2785e-05
3.5e-08
d
yr
n .2246001992915829 1.7915e-09 deg/d
Q 3.054120032860153 1.624e-08 au
  Orbit Determination Parameters
   # obs. used (total)      778  
   data-arc span      12901 days (35.32 yr)  
   first obs. used      1984-01-25  
   last obs. used      2019-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52305  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:05:15  

Additional Information
 Earth MOID = 1.31201 au 
 Jupiter MOID = 1.91828 au 
 T_jup = 3.362 
[ 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 MPO319557  

39143 (2000 WH80)          Discovered 2000-Nov-20 by LINEAR at Socorro
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 WH80 = 1984 BU4 = 1995 QB7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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