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13613 (1994 UA3)
Classification: Main-belt Asteroid          SPK-ID: 2013613
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1788839060221276 2.9541e-08  
a 2.668951997356901 9.8132e-09 au
q 2.191519439084139 8.203e-08 au
i 1.192456731529189 3.2753e-06 deg
node 241.441044018628 0.00017486 deg
peri 201.2682440747601 0.00017518 deg
M 324.2247504985477 1.0447e-05 deg
tp 2459358.766770906777
(2021-May-24.26677091)
4.6405e-05 TDB
period 1592.610486871003
4.36
8.7835e-06
2.405e-08
d
yr
n .226043971810892 1.2467e-09 deg/d
Q 3.146384555629663 1.1569e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1604  
   data-arc span      14373 days (39.35 yr)  
   first obs. used      1981-10-30  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51366  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:03:03  

Additional Information
 Earth MOID = 1.20718 au 
 Jupiter MOID = 2.08794 au 
 T_jup = 3.359 
[ 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 14.5   n/a MPO435830  
diameter diameter 6.437 km 2.070 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.059   0.055 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

13613 (1994 UA3)          Discovered 1994-Oct-26 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 UA3 = 1981 UO7 = 1998 QG51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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