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JPL Small-Body Database Browser
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393964 (2005 UM265)
Classification: Main-belt Asteroid          SPK-ID: 2393964
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1536009395475695 5.7924e-08  
a 3.101185457969061 4.9098e-08 au
q 2.624840457913754 1.8725e-07 au
i 8.313609174921908 6.5108e-06 deg
node 214.3388564508135 4.5683e-05 deg
peri 89.65911536833634 5.0981e-05 deg
M 332.4312453451353 2.2368e-05 deg
tp 2459153.258252929557
(2020-Oct-30.75825293)
0.00012521 TDB
period 1994.757171410231
5.46
4.7372e-05
1.297e-07
d
yr
n .1804730947504208 4.2859e-09 deg/d
Q 3.577530458024369 5.664e-08 au
  Orbit Determination Parameters
   # obs. used (total)      218  
   data-arc span      5847 days (16.01 yr)  
   first obs. used      2003-04-01  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53616  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 06:35:33  

Additional Information
 Earth MOID = 1.6269 au 
 Jupiter MOID = 1.73483 au 
 T_jup = 3.188 
[ 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 16.0   n/a MPO434465  

393964 (2005 UM265)          Discovered 2005-Oct-27 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-05-15

[ show close-approach data ]
Alternate Designations
 2005 UM265 = 2010 ND60 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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