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67859 (2000 WZ21)
Classification: Main-belt Asteroid          SPK-ID: 2067859
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0759238973639038 2.8596e-08  
a 2.457833319549489 9.1098e-09 au
q 2.271225034858431 7.0344e-08 au
i 6.824087115373645 3.2283e-06 deg
node 103.8298452419769 3.2349e-05 deg
peri 168.0817619645615 4.2005e-05 deg
M 208.6189813825045 2.8051e-05 deg
tp 2459792.328657134826
(2022-Jul-31.82865713)
0.00011065 TDB
period 1407.430855693249
3.85
7.8248e-06
2.142e-08
d
yr
n .2557852121429278 1.4221e-09 deg/d
Q 2.644441604240547 9.8015e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1565  
   data-arc span      10909 days (29.87 yr)  
   first obs. used      1991-05-08  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50814  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 07:05:13  

Additional Information
 Earth MOID = 1.25354 au 
 Jupiter MOID = 2.42508 au 
 T_jup = 3.478 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.68   n/a MPCxxxxx  
diameter diameter 2.248 km 0.418 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.349   0.103 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

67859 (2000 WZ21)          Discovered 2000-Nov-20 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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