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JPL Small-Body Database Browser
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100269 (1994 UM6)
Classification: Main-belt Asteroid          SPK-ID: 2100269
[ 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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2099680145672685 4.7045e-08  
a 3.126972044764508 2.5894e-08 au
q 2.470407932917952 1.5414e-07 au
i 11.13433512003829 6.6602e-06 deg
node 16.48141059820787 2.7039e-05 deg
peri 232.437785782253 3.1784e-05 deg
M 346.596835114094 2.0859e-05 deg
tp 2459075.695055532630
(2020-Aug-14.19505553)		 0.00011755 TDB
period 2019.688649821238
5.53		 2.5087e-05
6.868e-08		 d
yr
n .1782452953983098 2.214e-09 deg/d
Q 3.783536156611063 3.1331e-08 au
   Orbit Determination Parameters
   # obs. used (total)      592  
   data-arc span      10157 days (27.81 yr)  
   first obs. used      1992-04-09  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61948  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:03:12  

Additional Information
 Earth MOID = 1.47626 au 
 Jupiter MOID = 1.37544 au 
 T_jup = 3.151 
[ 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 14.4   n/a MPO426629  
diameter diameter 7.229 km 0.124 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.064   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100269 (1994 UM6)          Discovered 1994-Oct-28 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1994 UM6 = 2003 EG28 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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