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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1787783486911427 3.4763e-08  
a 2.669113121515867 1.2741e-08 au
q 2.191933485181399 9.2879e-08 au
i 1.192428086616596 3.7715e-06 deg
node 241.4429464664896 0.00020295 deg
peri 201.2270465187763 0.00020325 deg
M 279.0418079910673 1.1906e-05 deg
tp 2459358.684837306181
(2021-May-24.18483731)
5.377e-05 TDB
period 1592.754707466756
4.36
1.1405e-05
3.123e-08
d
yr
n .2260235040036847 1.6184e-09 deg/d
Q 3.146292757850335 1.5019e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1161  
   data-arc span      13327 days (36.49 yr)  
   first obs. used      1981-10-30  
   last obs. used      2018-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5396  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 03:13:13  

Additional Information
 Earth MOID = 1.20796 au 
 Jupiter MOID = 2.08797 au 
 T_jup = 3.359 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456480.5 (2013-Jul-07.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1783053199220975 3.4351e-08  
q 2.193518402693092 9.157e-08 au
tp 2456164.182625920530
(2012-Aug-24.68262592)
4.8085e-05 TDB
node 241.5516629319544 0.00020334 deg
peri 199.9150695775597 0.00020364 deg
i 1.188995537742852 3.7724e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1161  
   data-arc span      13327 days (36.49 yr)  
   first obs. used      1981-10-30  
   last obs. used      2018-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5396  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 03:13:13  

Additional Information
 Jupiter MOID = 2.08797 au 
 T_jup = 3.359 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.180024268545944E-15 -3.125330008887486E-15 2.251704875350984E-13 4.481027498261679E-15 5.107229796906038E-14 -4.521742055829663E-18
q -3.125330008887486E-15 8.385019687602787E-15 -5.68098399314505E-13 -1.239440224199369E-14 -1.252438383796894E-13 2.991836835964014E-17
tp 2.251704875350984E-13 -5.68098399314505E-13 2.312153465555209E-9 -5.325563035745433E-12 5.529433515675452E-10 1.460868007980183E-14
node 4.481027498261679E-15 -1.239440224199369E-14 -5.325563035745433E-12 4.134737736070806E-8 -4.133934027414009E-8 8.227162923336067E-11
peri 5.107229796906038E-14 -1.252438383796894E-13 5.529433515675452E-10 -4.133934027414009E-8 4.146932114876815E-8 -8.225273046867312E-11
i -4.521742055829663E-18 2.991836835964014E-17 1.460868007980183E-14 8.227162923336067E-11 -8.225273046867312E-11 1.423128858084096E-11

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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