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20196 (1997 CP19)
Classification: Main-belt Asteroid          SPK-ID: 2020196
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .160487726520033 2.0651e-08  
a 2.557275190477554 8.081e-09 au
q 2.146863909071727 5.4956e-08 au
i 13.26004717419966 1.1525e-06 deg
node 138.6796177159897 2.2405e-06 deg
peri 294.2721919836047 6.7551e-06 deg
M 355.558792939262 5.5457e-06 deg
tp 2459218.927361073946
(2021-Jan-04.42736107)
2.3002e-05 TDB
period 1493.70427811541
4.09
7.0802e-06
1.938e-08
d
yr
n .2410115611734124 1.1424e-09 deg/d
Q 2.967686471883382 9.378e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2167  
   data-arc span      8804 days (24.10 yr)  
   first obs. used      1997-02-04  
   last obs. used      2021-03-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44119  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:14:57  

Additional Information
 Earth MOID = 1.19925 au 
 Jupiter MOID = 2.3383 au 
 T_jup = 3.382 
[ 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 13.74   n/a E2021B10  
diameter diameter 4.533 km 0.131 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.255   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20196 (1997 CP19)          Discovered 1997-Feb-11 by Kobayashi, T. at Oizumi
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 CP19 = 1998 KF61 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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