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213300 (2001 QM280)
Classification: Main-belt Asteroid          SPK-ID: 2213300
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2055887495700205 4.1935e-08  
a 2.696050860376983 1.4868e-08 au
q 2.141773135214901 1.1063e-07 au
i 9.417338381902729 4.8969e-06 deg
node 57.42472755433624 2.6342e-05 deg
peri 294.1947958203481 2.8868e-05 deg
M 126.9610070086673 1.2397e-05 deg
tp 2458630.259044487536
(2019-May-26.75904449)
5.3648e-05 TDB
period 1616.927502555746
4.43
1.3375e-05
3.662e-08
d
yr
n .2226444905111561 1.8417e-09 deg/d
Q 3.250328585539065 1.7924e-08 au
  Orbit Determination Parameters
   # obs. used (total)      421  
   data-arc span      7165 days (19.62 yr)  
   first obs. used      2001-07-29  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51651  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:42:09  

Additional Information
 Earth MOID = 1.15595 au 
 Jupiter MOID = 2.25914 au 
 T_jup = 3.320 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.97   n/a MPCxxxxx  
diameter diameter 1.769 km 0.340 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.225   0.094 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

213300 (2001 QM280)          Discovered 2001-Aug-19 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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