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JPL Small-Body Database Browser
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442944 (2013 CQ87)
Classification: Main-belt Asteroid          SPK-ID: 2442944
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1294055224694768 5.1984e-08  
a 3.175613040821307 7.3755e-08 au
q 2.764671176112942 1.6899e-07 au
i 10.64310239333061 9.1394e-06 deg
node 181.167182319556 3.5571e-05 deg
peri 69.38444519921802 5.532e-05 deg
M 306.7564361315892 4.0214e-05 deg
tp 2458906.206313932422
(2020-Feb-26.70631393)
0.00023397 TDB
period 2066.996741383924
5.66
7.2011e-05
1.972e-07
d
yr
n .1741657317558072 6.0677e-09 deg/d
Q 3.586554905529673 8.33e-08 au
  Orbit Determination Parameters
   # obs. used (total)      101  
   data-arc span      6227 days (17.05 yr)  
   first obs. used      2002-03-18  
   last obs. used      2019-04-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57349  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:01:57  

Additional Information
 Earth MOID = 1.77426 au 
 Jupiter MOID = 1.51919 au 
 T_jup = 3.161 
[ 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 16.6   n/a MPO349193  

442944 (2013 CQ87)          Discovered 2009-Aug-15 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Alternate Designations
 2013 CQ87 = 2009 PN13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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