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JPL Small-Body Database Browser
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3245 Jensch (1973 UL5)
Classification: Main-belt Asteroid          SPK-ID: 2003245
[ 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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1636833083617137 3.2574e-08  
a 3.120999960066261 1.4078e-08 au
q 2.610144361205839 1.0047e-07 au
i .3295678766558707 4.1477e-06 deg
node 348.2876129584071 0.00065136 deg
peri 82.76370967263686 0.00065152 deg
M 120.4734844915556 1.3181e-05 deg
tp 2458326.549433780493
(2018-Jul-27.04943378)		 7.2593e-05 TDB
period 2013.905423778366
5.51		 1.3626e-05
3.731e-08		 d
yr
n .1787571530169426 1.2095e-09 deg/d
Q 3.631855558926683 1.6382e-08 au
   Orbit Determination Parameters
   # obs. used (total)      2037  
   data-arc span      16900 days (46.27 yr)  
   first obs. used      1973-10-27  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52062  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:42:04  

Additional Information
 Earth MOID = 1.62472 au 
 Jupiter MOID = 1.65646 au 
 T_jup = 3.195 
[ 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 13.2   n/a MPO337276  
diameter diameter 12.696 km 0.919 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

3245 Jensch (1973 UL5)          Discovered 1973-Oct-27 by Borngen, F. and Kirsch, K. at Tautenburg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1973 UL5 = 1981 EJ39 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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