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JPL Small-Body Database Browser
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35646 (1998 KO66)
Classification: Main-belt Asteroid          SPK-ID: 2035646
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1025654786383493 5.7348e-08  
a 3.089168479427587 1.9954e-08 au
q 2.772326435740595 1.7689e-07 au
i 4.59104795362142 4.4955e-06 deg
node 244.5921810754616 7.6382e-05 deg
peri 286.0074324377354 7.9668e-05 deg
M 72.41771102133488 2.1469e-05 deg
tp 2458601.564107437190
(2019-Apr-28.06410744)
0.00011918 TDB
period 1983.173995658337
5.43
1.9215e-05
5.261e-08
d
yr
n .1815271886320262 1.7589e-09 deg/d
Q 3.406010523114579 2.2001e-08 au
  Orbit Determination Parameters
   # obs. used (total)      910  
   data-arc span      10717 days (29.34 yr)  
   first obs. used      1990-12-19  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55361  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 08:07:36  

Additional Information
 Earth MOID = 1.78254 au 
 Jupiter MOID = 1.60693 au 
 T_jup = 3.212 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.3   n/a MPO344576  
diameter diameter 7.249 km 0.260 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.077   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35646 (1998 KO66)          Discovered 1998-May-18 by LONEOS at Anderson Mesa
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 KO66 = 1995 UN61 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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