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134427 (1998 QM109)
Classification: Main-belt Asteroid          SPK-ID: 2134427
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1090390571289716 5.1479e-08  
a 2.67230533320775 1.3123e-08 au
q 2.380919679314054 1.3833e-07 au
i 8.352151150269714 5.8353e-06 deg
node 335.6176362677697 2.4645e-05 deg
peri 342.3518457277665 3.3455e-05 deg
M 50.97483162244796 2.1496e-05 deg
tp 2458974.566388941361
(2020-May-05.06638894)
9.5729e-05 TDB
period 1595.612920971218
4.37
1.1754e-05
3.218e-08
d
yr
n .2256186292229792 1.6619e-09 deg/d
Q 2.963690987101446 1.4554e-08 au
  Orbit Determination Parameters
   # obs. used (total)      797  
   data-arc span      10501 days (28.75 yr)  
   first obs. used      1992-04-06  
   last obs. used      2021-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49301  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:59:56  

Additional Information
 Earth MOID = 1.36757 au 
 Jupiter MOID = 2.33592 au 
 T_jup = 3.357 
[ 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 15.32   n/a E2021B55  
diameter diameter 5.262 km 0.143 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.041   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

134427 (1998 QM109)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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