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97908 (2000 QA81)
Classification: Main-belt Asteroid          SPK-ID: 2097908
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1485377749880107 5.3645e-08  
a 2.38472252879208 1.2734e-08 au
q 2.030501150401522 1.2597e-07 au
i 2.717395730986908 5.6565e-06 deg
node 190.7088549624126 9.4763e-05 deg
peri 194.3368957919642 9.6037e-05 deg
M 96.08089491426188 1.558e-05 deg
tp 2458641.503886061719
(2019-Jun-07.00388606)
5.7242e-05 TDB
period 1345.101969888059
3.68
1.0774e-05
2.95e-08
d
yr
n .2676377018687732 2.1437e-09 deg/d
Q 2.738943907182639 1.4625e-08 au
  Orbit Determination Parameters
   # obs. used (total)      480  
   data-arc span      7178 days (19.65 yr)  
   first obs. used      2000-08-24  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55529  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:33:15  

Additional Information
 Earth MOID = 1.0344 au 
 Jupiter MOID = 2.70774 au 
 T_jup = 3.519 
[ 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 16.4   n/a MPO453429  
diameter diameter 3.669 km 0.272 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.043   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

97908 (2000 QA81)          Discovered 2000-Aug-24 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

Alternate Designations
 2000 QA81 = 2002 CQ129 = 2003 KC37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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