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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1787783862612361 3.4021e-08  
a 2.669113126888028 1.2392e-08 au
q 2.191933389314305 9.0769e-08 au
i 1.192428450355517 3.7226e-06 deg
node 241.4430558594663 0.00019752 deg
peri 201.22693639 0.00019782 deg
M 279.0418085018814 1.1771e-05 deg
tp 2459358.684836127562
(2021-May-24.18483613)
5.3155e-05 TDB
period 1592.754712275396
4.36
1.1092e-05
3.037e-08
d
yr
n .2260235033213037 1.5741e-09 deg/d
Q 3.146292864461752 1.4608e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1207  
   data-arc span      14157 days (38.76 yr)  
   first obs. used      1981-10-30  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55875  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 00:45:11  

Additional Information
 Earth MOID = 1.20796 au 
 Jupiter MOID = 2.08797 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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