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JPL Small-Body Database Browser
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379274 (2009 UN100)
Classification: Main-belt Asteroid          SPK-ID: 2379274
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .30406059141937 1.1096e-07  
a 2.583020112005669 4.1438e-08 au
q 1.797625489101098 3.0765e-07 au
i 4.666654511821165 1.1648e-05 deg
node 190.4836271965026 6.2834e-05 deg
peri 135.5848496777259 6.5467e-05 deg
M 149.2327834794756 1.062e-05 deg
tp 2457971.932608504901
(2017-Aug-06.43260850)
5.2918e-05 TDB
period 1516.317364470772
4.15
3.6488e-05
9.99e-08
d
yr
n .2374173167407127 5.7131e-09 deg/d
Q 3.36841473491024 5.4038e-08 au
  Orbit Determination Parameters
   # obs. used (total)      142  
   data-arc span      4790 days (13.11 yr)  
   first obs. used      2005-11-04  
   last obs. used      2018-12-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61153  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:12:44  

Additional Information
 Earth MOID = .788916 au 
 Jupiter MOID = 2.01458 au 
 T_jup = 3.352 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.5   n/a MPO427884  

379274 (2009 UN100)          Discovered 2005-Nov-04 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-11-20

Alternate Designations
 2009 UN100 = 2005 VR57 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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