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201779 (2003 WD104)
Classification: Main-belt Asteroid          SPK-ID: 2201779
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 .04153810828345417 6.1962e-08  
a 3.009087985089105 3.984e-08 au
q 2.884096162530033 1.798e-07 au
i 11.10466116864369 6.6887e-06 deg
node 73.39751146765742 3.0685e-05 deg
peri 124.3955865761612 8.4463e-05 deg
M 219.5099634404445 7.7254e-05 deg
tp 2459344.535712590787
(2021-May-10.03571259)
0.00040999 TDB
period 1906.561227344667
5.22
3.7864e-05
1.037e-07
d
yr
n .1888216307122663 3.75e-09 deg/d
Q 3.134079807648177 4.1495e-08 au
  Orbit Determination Parameters
   # obs. used (total)      382  
   data-arc span      7216 days (19.76 yr)  
   first obs. used      2000-03-05  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5861  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 14:37:41  

Additional Information
 Earth MOID = 1.89372 au 
 Jupiter MOID = 1.88578 au 
 T_jup = 3.220 
[ 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 15.1   n/a MPO418075  
diameter diameter 3.276 km 0.800 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.180   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

201779 (2003 WD104)          Discovered 2003-Nov-21 by LINEAR at Socorro
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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