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39222 (2000 YC18)
Classification: Main-belt Asteroid          SPK-ID: 2039222
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 .1247150485590734 4.2597e-08  
a 2.295702859601213 8.2896e-09 au
q 2.009394165988844 9.8138e-08 au
i 6.279951996615518 5.0088e-06 deg
node 165.6130545424531 2.9287e-05 deg
peri 212.4092274285719 3.2623e-05 deg
M 144.2661133952556 1.4327e-05 deg
tp 2458091.364041619899
(2017-Dec-03.86404162)
5.007e-05 TDB
period 1270.4920143975
3.48
6.8815e-06
1.884e-08
d
yr
n .2833547916243466 1.5348e-09 deg/d
Q 2.582011553213582 9.3235e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1151  
   data-arc span      8786 days (24.05 yr)  
   first obs. used      1995-04-09  
   last obs. used      2019-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55724  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:05:38  

Additional Information
 Earth MOID = 1.01269 au 
 Jupiter MOID = 2.87967 au 
 T_jup = 3.577 
[ 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 MPO333165  
diameter diameter 1.690 km 0.258 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.469   0.219 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39222 (2000 YC18)          Discovered 2000-Dec-20 by LINEAR at Socorro
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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