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JPL Small-Body Database Browser
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442919 (2013 CH42)
Classification: Main-belt Asteroid          SPK-ID: 2442919
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03271998069732602 1.1576e-07  
a 3.163580708832719 7.754e-08 au
q 3.060068409105279 3.949e-07 au
i 8.66280633197192 1.0505e-05 deg
node 279.9118762909554 5.4821e-05 deg
peri 58.13669885076254 0.00013326 deg
M 206.0146878335369 0.00012255 deg
tp 2459479.610772331917
(2021-Sep-22.11077233)
0.00069976 TDB
period 2055.260164666648
5.63
7.5562e-05
2.069e-07
d
yr
n .1751603063149867 6.4398e-09 deg/d
Q 3.267093008560158 8.0077e-08 au
  Orbit Determination Parameters
   # obs. used (total)      95  
   data-arc span      8450 days (23.13 yr)  
   first obs. used      1996-02-18  
   last obs. used      2019-04-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53259  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:32:49  

Additional Information
 Earth MOID = 2.05823 au 
 Jupiter MOID = 1.92815 au 
 T_jup = 3.186 
[ 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 16.3   n/a MPO434645  

442919 (2013 CH42)          Discovered 2004-Aug-23 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Alternate Designations
 2013 CH42 = 2004 QK15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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