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JPL Small-Body Database Browser
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390030 (2012 UB41)
Classification: Main-belt Asteroid          SPK-ID: 2390030
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .103310808848546 6.326e-08  
a 2.747273881530262 5.1876e-08 au
q 2.463450794700886 1.9464e-07 au
i 3.165100960029739 1.0179e-05 deg
node 183.2562946275407 0.00012703 deg
peri 225.5554238575966 0.0001381 deg
M 139.6315603028886 5.8601e-05 deg
tp 2457955.391962141617
(2017-Jul-20.89196214)
0.00026119 TDB
period 1663.226373215665
4.55
4.711e-05
1.29e-07
d
yr
n .2164467842726541 6.1307e-09 deg/d
Q 3.031096968359638 5.7236e-08 au
  Orbit Determination Parameters
   # obs. used (total)      119  
   data-arc span      6562 days (17.97 yr)  
   first obs. used      2001-04-15  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55998  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:06:26  

Additional Information
 Earth MOID = 1.47412 au 
 Jupiter MOID = 2.30832 au 
 T_jup = 3.337 
[ 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 16.9   n/a MPO434434  

390030 (2012 UB41)          Discovered 2007-Aug-24 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-03-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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