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243968 (2001 QM294)
Classification: Main-belt Asteroid          SPK-ID: 2243968
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 .1665633834193294 5.0734e-08  
a 2.91248145616029 2.4898e-08 au
q 2.427368690676177 1.5036e-07 au
i 12.7211026714243 5.5892e-06 deg
node 158.6015021828796 2.2595e-05 deg
peri 164.5540562509973 2.8752e-05 deg
M 278.4112700669003 2.0003e-05 deg
tp 2459411.953586311440
(2021-Jul-16.45358631)
0.00010432 TDB
period 1815.487153600445
4.97
2.328e-05
6.374e-08
d
yr
n .1982938845290388 2.5427e-09 deg/d
Q 3.397594221644404 2.9045e-08 au
  Orbit Determination Parameters
   # obs. used (total)      280  
   data-arc span      7320 days (20.04 yr)  
   first obs. used      2000-04-12  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65083  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 12:51:54  

Additional Information
 Earth MOID = 1.41814 au 
 Jupiter MOID = 1.98939 au 
 T_jup = 3.226 
[ 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 15.8   n/a MPO433598  
diameter diameter 2.795 km 0.672 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.108   0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243968 (2001 QM294)          Discovered 2001-Aug-24 by LONEOS at Anderson Mesa
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

[ show close-approach data ]
Alternate Designations
 2001 QM294 = 2006 QM44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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