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85432 (1997 CK19)
Classification: Main-belt Asteroid          SPK-ID: 2085432
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1899952566936669 4.4536e-08  
a 2.7106805403801 2.0242e-08 au
q 2.195664095296055 1.1993e-07 au
i 20.63559874891979 8.0456e-06 deg
node 305.9713160909934 1.4531e-05 deg
peri 98.723655598566 2.7505e-05 deg
M 50.772688830465 2.1357e-05 deg
tp 2458370.597551482098
(2018-Sep-09.09755148)
9.6208e-05 TDB
period 1630.106330251781
4.46
1.8259e-05
4.999e-08
d
yr
n .2208444892943858 2.4737e-09 deg/d
Q 3.225696985464145 2.4088e-08 au
  Orbit Determination Parameters
   # obs. used (total)      503  
   data-arc span      8610 days (23.57 yr)  
   first obs. used      1995-07-03  
   last obs. used      2019-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47125  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:49:20  

Additional Information
 Earth MOID = 1.31145 au 
 Jupiter MOID = 2.34164 au 
 T_jup = 3.246 
[ 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 15.0   n/a MPO417413  
diameter diameter 2.546 km 0.584 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.299   0.131 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85432 (1997 CK19)          Discovered 1997-Feb-04 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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