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JPL Small-Body Database Browser
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97646 (2000 EK198)
Classification: Main-belt Asteroid          SPK-ID: 2097646
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03289440820985832 4.2801e-08  
a 3.13704835755382 2.9463e-08 au
q 3.033857008306379 1.3134e-07 au
i 14.01279771489657 6.0784e-06 deg
node 329.2799714890983 1.9106e-05 deg
peri 242.1579150955609 9.6882e-05 deg
M 125.310256338302 9.5969e-05 deg
tp 2457894.077758237689
(2017-May-20.57775824)
0.00054104 TDB
period 2029.458836536587
5.56
2.8591e-05
7.828e-08
d
yr
n .1773871898847503 2.499e-09 deg/d
Q 3.240239706801261 3.0432e-08 au
  Orbit Determination Parameters
   # obs. used (total)      656  
   data-arc span      7584 days (20.76 yr)  
   first obs. used      1998-12-17  
   last obs. used      2019-09-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5608  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:02:50  

Additional Information
 Earth MOID = 2.06025 au 
 Jupiter MOID = 1.80993 au 
 T_jup = 3.165 
[ 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 14.2   n/a MPO453426  
diameter diameter 8.507 km 0.252 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

97646 (2000 EK198)          Discovered 2000-Mar-01 by CSS at Catalina
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

[ show close-approach data ]
Alternate Designations
 2000 EK198 = 2002 RB171 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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