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441881 (2010 CW31)
Classification: Main-belt Asteroid          SPK-ID: 2441881
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2113850714946434 1.6414e-07  
a 2.334860416539099 4.6957e-08 au
q 1.841305780458969 4.1134e-07 au
i 22.63254538359644 1.9158e-05 deg
node 150.6583069421559 2.2936e-05 deg
peri 312.270316347861 4.3519e-05 deg
M 235.9867793703165 4.415e-05 deg
tp 2459049.405882213397
(2020-Jul-18.90588221)
0.00016634 TDB
period 1303.136204158391
3.57
3.9312e-05
1.076e-07
d
yr
n .2762566175747531 8.3339e-09 deg/d
Q 2.82841505261923 5.6883e-08 au
  Orbit Determination Parameters
   # obs. used (total)      71  
   data-arc span      6055 days (16.58 yr)  
   first obs. used      2003-03-08  
   last obs. used      2019-10-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46382  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:59:20  

Additional Information
 Earth MOID = .90949 au 
 Jupiter MOID = 2.3804 au 
 T_jup = 3.437 
[ 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 17.1   n/a MPO408995  
diameter diameter 2.248 km 0.095 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

441881 (2010 CW31)          Discovered 2010-Feb-09 by CSS at Catalina
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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