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15266 (1990 UQ3)
Classification: Main-belt Asteroid          SPK-ID: 2015266
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1776142547880157 3.7245e-08  
a 2.343439852858554 8.5729e-09 au
q 1.927211529752545 8.6663e-08 au
i 5.822900691023401 4.2879e-06 deg
node 177.2973637294597 3.3198e-05 deg
peri 170.3001223622334 3.4827e-05 deg
M 181.6559060951074 1.1104e-05 deg
tp 2459849.635521289567
(2022-Sep-27.13552129)
4.1998e-05 TDB
period 1310.325352230985
3.59
7.1903e-06
1.969e-08
d
yr
n .2747409255167482 1.5076e-09 deg/d
Q 2.759668175964563 1.0096e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1182  
   data-arc span      11108 days (30.41 yr)  
   first obs. used      1990-10-16  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58382  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:53:37  

Additional Information
 Earth MOID = .919182 au 
 Jupiter MOID = 2.66602 au 
 T_jup = 3.534 
[ 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 15.19   n/a E2021B10  
diameter diameter 2.961 km 1.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.221   0.155 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15266 (1990 UQ3)          Discovered 1990-Oct-16 by Elst, E. W. at La Silla
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 UQ3 = 1992 EX13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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