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344202 (2001 QJ111)
Classification: Mars-crossing Asteroid          SPK-ID: 2344202
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 .2971629841843388 6.5491e-08  
a 2.338053060293818 1.0682e-08 au
q 1.643270235715581 1.5005e-07 au
i 10.82002711201914 4.7742e-06 deg
node 114.761040700682 4.5007e-05 deg
peri 214.6245945385248 4.6814e-05 deg
M 86.80333149353883 1.5933e-05 deg
tp 2458685.642629545797
(2019-Jul-21.14262955)
5.7139e-05 TDB
period 1305.809943158118
3.58
8.949e-06
2.45e-08
d
yr
n .2756909624453734 1.8894e-09 deg/d
Q 3.032835884872055 1.3857e-08 au
  Orbit Determination Parameters
   # obs. used (total)      260  
   data-arc span      6696 days (18.33 yr)  
   first obs. used      2001-07-30  
   last obs. used      2019-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57735  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 20:07:44  

Additional Information
 Earth MOID = .643606 au 
 Jupiter MOID = 2.34618 au 
 T_jup = 3.483 
[ 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 17.1   n/a MPO494801  

344202 (2001 QJ111)          Discovered 2001-Jul-30 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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