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JPL Small-Body Database Browser
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447690 (2007 CN23)
Classification: Main-belt Asteroid          SPK-ID: 2447690
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .158389701830415 6.8758e-08  
a 3.107336753559194 4.8526e-08 au
q 2.615166611676264 2.1383e-07 au
i 11.77512396679178 6.0194e-06 deg
node 119.9697563536356 3.6898e-05 deg
peri 103.7925993172494 4.3064e-05 deg
M 63.06098025228019 1.9929e-05 deg
tp 2458650.039459580862
(2019-Jun-15.53945958)
0.00011278 TDB
period 2000.695105692202
5.48
4.6866e-05
1.283e-07
d
yr
n .1799374622228842 4.215e-09 deg/d
Q 3.599506895442125 5.6212e-08 au
  Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      6340 days (17.36 yr)  
   first obs. used      2002-02-22  
   last obs. used      2019-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51415  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:49:30  

Additional Information
 Earth MOID = 1.63733 au 
 Jupiter MOID = 1.58272 au 
 T_jup = 3.168 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457823.5 (2017-Mar-11.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1567068891482295 6.9186e-08  
q 2.61913602325528 2.1363e-07 au
tp 2458650.213043931462
(2019-Jun-15.71304393)
0.00011377 TDB
node 120.0049374892098 3.6962e-05 deg
peri 103.7947579116644 4.3239e-05 deg
i 11.76451244957177 6.0131e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      6340 days (17.36 yr)  
   first obs. used      2002-02-22  
   last obs. used      2019-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51415  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:49:30  

Additional Information
 Jupiter MOID = 1.58272 au 
 T_jup = 3.168 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.786691905055341E-15 -1.451707625650335E-14 -1.738225391841473E-12 -4.187891152543963E-14 -2.016010613111502E-13 -2.105120965619864E-14
q -1.451707625650335E-14 4.563663375977133E-14 4.066193862656473E-12 1.180691285872033E-13 2.42583869875388E-13 7.190790273698349E-14
tp -1.738225391841473E-12 4.066193862656473E-12 1.29427146069396E-8 5.433242236258588E-11 2.602987805634699E-9 6.155453252923579E-12
node -4.187891152543963E-14 1.180691285872033E-13 5.433242236258588E-11 1.366219518686444E-9 -1.326870708856985E-9 2.296655908331475E-11
peri -2.016010613111502E-13 2.42583869875388E-13 2.602987805634699E-9 -1.326870708856985E-9 1.869629659053872E-9 -2.246814280349232E-11
i -2.105120965619864E-14 7.190790273698349E-14 6.155453252923579E-12 2.296655908331475E-11 -2.246814280349232E-11 3.615791861795372E-11

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 16.1   n/a MPO477131  

447690 (2007 CN23)          Discovered 2007-Feb-07 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-10-28

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Alternate Designations
 2007 CN23 = 2008 HD4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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