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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03250197848231082 4.2728e-08  
a 3.138147140106675 2.7737e-08 au
q 3.036151149284602 1.303e-07 au
i 14.01126466888941 5.5458e-06 deg
node 329.2728313088706 1.7682e-05 deg
peri 242.1732026053344 9.0267e-05 deg
M 196.2522502949719 9.0695e-05 deg
tp 2459924.094250375189
(2022-Dec-10.59425038)
0.0005136 TDB
period 2030.525187271373
5.56
2.6921e-05
7.371e-08
d
yr
n .1772940332169774 2.3506e-09 deg/d
Q 3.240143130928747 2.8639e-08 au
  Orbit Determination Parameters
   # obs. used (total)      760  
   data-arc span      7627 days (20.88 yr)  
   first obs. used      1998-12-17  
   last obs. used      2019-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54003  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 09:15:37  

Additional Information
 Earth MOID = 2.06213 au 
 Jupiter MOID = 1.80811 au 
 T_jup = 3.164 
[ 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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