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JPL Small-Body Database Browser
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20816 (2000 SQ319)
Classification: Main-belt Asteroid          SPK-ID: 2020816
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1905530505723978 4.6704e-08  
a 2.633966624489565 1.3897e-08 au
q 2.132056249087197 1.2129e-07 au
i 11.64945862666483 4.2364e-06 deg
node 288.5746964736512 2.274e-05 deg
peri 76.44879945465441 2.525e-05 deg
M 156.3030614168903 1.3132e-05 deg
tp 2457922.579429832124
(2017-Jun-18.07942983)		 5.4919e-05 TDB
period 1561.39875347357
4.27		 1.2357e-05
3.383e-08		 d
yr
n .2305624999373959 1.8247e-09 deg/d
Q 3.135876999891933 1.6545e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1501  
   data-arc span      10660 days (29.19 yr)  
   first obs. used      1990-03-04  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42003  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 02:55:58  

Additional Information
 Earth MOID = 1.16385 au 
 Jupiter MOID = 2.44954 au 
 T_jup = 3.344 
[ 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 13.0   n/a MPO474039  
diameter diameter 6.702 km 0.130 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.327   0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20816 (2000 SQ319)          Discovered 2000-Sep-26 by LINEAR at Socorro
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 SQ319 = 1990 EK5 = 1999 ND13 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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