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85873 (1999 CE1)
Classification: Main-belt Asteroid          SPK-ID: 2085873
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06421620808391573 4.1904e-08  
a 2.280398117221336 1.1212e-08 au
q 2.133959597211681 9.7993e-08 au
i 4.78820861985727 4.4467e-06 deg
node 97.22816378519411 5.4972e-05 deg
peri 91.27337861344589 6.6523e-05 deg
M 261.9103280002719 3.9946e-05 deg
tp 2458943.216661868826
(2020-Apr-03.71666187)
0.00014079 TDB
period 1257.808245837739
3.44
9.2764e-06
2.54e-08
d
yr
n .2862121481484078 2.1108e-09 deg/d
Q 2.426836637230991 1.1932e-08 au
  Orbit Determination Parameters
   # obs. used (total)      870  
   data-arc span      7573 days (20.73 yr)  
   first obs. used      1999-01-10  
   last obs. used      2019-10-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55739  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:15:03  

Additional Information
 Earth MOID = 1.14088 au 
 Jupiter MOID = 2.53811 au 
 T_jup = 3.598 
[ 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 15.4   n/a MPO263970  
diameter diameter 1.864 km 0.109 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.464   0.054 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85873 (1999 CE1)          Discovered 1999-Feb-05 by Kagawa, T. at Gekko
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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