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JPL Small-Body Database Browser
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185738 (1999 CQ65)
Classification: Main-belt Asteroid          SPK-ID: 2185738
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2529799193187544 3.7364e-08  
a 2.607005495941616 1.1659e-08 au
q 1.947485455914757 9.3071e-08 au
i 5.105577367733072 4.6618e-06 deg
node 193.9336356048055 5.2647e-05 deg
peri 236.5018982819063 5.4409e-05 deg
M 66.52166040442316 1.2707e-05 deg
tp 2458716.399546471027
(2019-Aug-20.89954647)
5.3254e-05 TDB
period 1537.486626891679
4.21
1.0314e-05
2.824e-08
d
yr
n .2341483780758525 1.5707e-09 deg/d
Q 3.266525535968475 1.4608e-08 au
  Orbit Determination Parameters
   # obs. used (total)      741  
   data-arc span      7663 days (20.98 yr)  
   first obs. used      1999-02-12  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54101  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 20:09:00  

Additional Information
 Earth MOID = .967181 au 
 Jupiter MOID = 2.06471 au 
 T_jup = 3.360 
[ 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 15.5   n/a MPO418002  

185738 (1999 CQ65)          Discovered 1999-Feb-12 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 1999 CQ65 = 2003 AH12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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