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97195 (1999 WC26)
Classification: Main-belt Asteroid          SPK-ID: 2097195
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1003267713090097 4.1854e-08  
a 2.802367339220675 2.0338e-08 au
q 2.521214872054845 1.1701e-07 au
i 6.992626544411186 4.8596e-06 deg
node 77.13234073363715 3.99e-05 deg
peri 196.571636435916 4.707e-05 deg
M 274.8293522368953 2.6269e-05 deg
tp 2459405.890409815446
(2021-Jul-10.39040982)
0.00012609 TDB
period 1713.507544752769
4.69
1.8654e-05
5.107e-08
d
yr
n .2100953690588751 2.2871e-09 deg/d
Q 3.083519806386506 2.2378e-08 au
  Orbit Determination Parameters
   # obs. used (total)      696  
   data-arc span      7396 days (20.25 yr)  
   first obs. used      1999-11-05  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63107  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 00:13:06  

Additional Information
 Earth MOID = 1.50589 au 
 Jupiter MOID = 2.00208 au 
 T_jup = 3.306 
[ 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 MPO432504  
diameter diameter 3.783 km 0.791 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.113   0.078 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

97195 (1999 WC26)          Discovered 1999-Nov-30 by Spacewatch at Kitt Peak
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

[ show close-approach data ]
Alternate Designations
 1999 WC26 = 2002 JZ103 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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