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JPL Small-Body Database Browser
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66816 (1999 UO14)
Classification: Main-belt Asteroid          SPK-ID: 2066816
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1347964630111604 3.7277e-08  
a 2.74559725907013 1.6401e-08 au
q 2.37550045969434 1.0313e-07 au
i 8.53267371514583 5.8148e-06 deg
node 187.3143335099184 3.0164e-05 deg
peri 265.1542095375598 3.9725e-05 deg
M 142.8112775982662 2.3128e-05 deg
tp 2458341.305341754098
(2018-Aug-10.80534175)
0.00010692 TDB
period 1661.704040181527
4.55
1.4889e-05
4.076e-08
d
yr
n .2166450771586696 1.9412e-09 deg/d
Q 3.11569405844592 1.8611e-08 au
  Orbit Determination Parameters
   # obs. used (total)      718  
   data-arc span      7142 days (19.55 yr)  
   first obs. used      1999-10-09  
   last obs. used      2019-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53648  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:01:40  

Additional Information
 Earth MOID = 1.41042 au 
 Jupiter MOID = 2.12905 au 
 T_jup = 3.319 
[ 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 15.0   n/a MPO436248  
diameter diameter 2.886 km 0.907 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.232   0.187 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66816 (1999 UO14)          Discovered 1999-Oct-29 by CSS at Catalina
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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