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JPL Small-Body Database Browser
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146648 (2001 UM80)
Classification: Main-belt Asteroid          SPK-ID: 2146648
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .215757106799975 5.5846e-08  
a 2.666303156526853 1.529e-08 au
q 2.091029301622979 1.4989e-07 au
i 3.806896172189055 5.4178e-06 deg
node 43.43073367476704 8.2163e-05 deg
peri 289.8293357368581 8.2889e-05 deg
M 52.04019097372545 1.2409e-05 deg
tp 2458370.621106533145
(2018-Sep-09.12110653)
5.4104e-05 TDB
period 1590.240160529979
4.35
1.3679e-05
3.745e-08
d
yr
n .2263809007816926 1.9472e-09 deg/d
Q 3.241577011430728 1.8589e-08 au
  Orbit Determination Parameters
   # obs. used (total)      445  
   data-arc span      7153 days (19.58 yr)  
   first obs. used      2000-05-07  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54754  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 11:37:50  

Additional Information
 Earth MOID = 1.08383 au 
 Jupiter MOID = 2.14121 au 
 T_jup = 3.346 
[ 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 16.1   n/a MPO453932  

146648 (2001 UM80)          Discovered 2001-Oct-20 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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