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JPL Small-Body Database Browser
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312652 (2010 KY20)
Classification: Main-belt Asteroid          SPK-ID: 2312652
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0748076470593242 9.6426e-08  
a 2.818552954557968 4.9441e-08 au
q 2.60770363991538 2.8357e-07 au
i 3.333993492765512 7.0444e-06 deg
node 251.177541232014 0.00017788 deg
peri 89.92208561962724 0.00018759 deg
M 289.7372692630733 5.2992e-05 deg
tp 2458937.834102965004
(2020-Mar-29.33410296)
0.00025226 TDB
period 1728.374001319284
4.73
4.5477e-05
1.245e-07
d
yr
n .2082882522678591 5.4805e-09 deg/d
Q 3.029402269200556 5.314e-08 au
  Orbit Determination Parameters
   # obs. used (total)      114  
   data-arc span      6018 days (16.48 yr)  
   first obs. used      2001-10-23  
   last obs. used      2018-04-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64702  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 10:53:31  

Additional Information
 Earth MOID = 1.60092 au 
 Jupiter MOID = 2.25931 au 
 T_jup = 3.311 
[ 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 17.0   n/a MPO446476  
diameter diameter 2.599 km 0.740 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.041   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

312652 (2010 KY20)          Discovered 2010-May-17 by WISE at WISE
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

Alternate Designations
 2010 KY20 = 2008 CM148 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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