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146932 (2002 CW307)
Classification: Main-belt Asteroid          SPK-ID: 2146932
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1076239123831582 6.265e-08  
a 2.999831967154949 3.5658e-08 au
q 2.676978314357668 1.8899e-07 au
i 2.84851842917335 1.0012e-05 deg
node 326.2784876818098 0.00014276 deg
peri 88.41495051424509 0.00015299 deg
M 260.5786512489507 5.7825e-05 deg
tp 2459524.608218360137
(2021-Nov-06.10821836)
0.0003099 TDB
period 1897.771062049267
5.20
3.3837e-05
9.264e-08
d
yr
n .1896962216355337 3.3823e-09 deg/d
Q 3.32268561995223 3.9495e-08 au
  Orbit Determination Parameters
   # obs. used (total)      214  
   data-arc span      7712 days (21.11 yr)  
   first obs. used      1997-02-06  
   last obs. used      2018-03-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65793  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 05:48:01  

Additional Information
 Earth MOID = 1.69035 au 
 Jupiter MOID = 2.00211 au 
 T_jup = 3.242 
[ 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 16.1   n/a MPO436738  
diameter diameter 3.838 km 0.530 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.040   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146932 (2002 CW307)          Discovered 2002-Feb-10 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

Alternate Designations
 2002 CW307 = 1997 CP15 = 2005 QX172 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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