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109614 (2001 QR290)
Classification: Main-belt Asteroid          SPK-ID: 2109614
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1547847046549662 5.209e-08  
a 2.4076819194404 1.1859e-08 au
q 2.035009584636716 1.2892e-07 au
i 2.191557601050492 6.9441e-06 deg
node 174.2886533835628 0.00012043 deg
peri 76.93733911392964 0.0001226 deg
M 69.34150562421013 2.2493e-05 deg
tp 2458737.662177508237
(2019-Sep-11.16217751)
8.5001e-05 TDB
period 1364.574005788507
3.74
1.0081e-05
2.76e-08
d
yr
n .2638185972126716 1.9491e-09 deg/d
Q 2.780354254244085 1.3694e-08 au
  Orbit Determination Parameters
   # obs. used (total)      344  
   data-arc span      9035 days (24.74 yr)  
   first obs. used      1994-10-07  
   last obs. used      2019-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60073  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:29:15  

Additional Information
 Earth MOID = 1.02215 au 
 Jupiter MOID = 2.25354 au 
 T_jup = 3.504 
[ 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 16.8   n/a MPO432618  

109614 (2001 QR290)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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