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JPL Small-Body Database Browser
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392842 (2012 UM30)
Classification: Main-belt Asteroid          SPK-ID: 2392842
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1242110583447021 9.6803e-08  
a 2.626686298894145 4.0304e-08 au
q 2.300422813768975 2.7e-07 au
i 4.031137798598771 7.5111e-06 deg
node 87.13625731238318 0.0001293 deg
peri 290.7116317731742 0.00013321 deg
M 205.675749177597 3.4996e-05 deg
tp 2459267.064862772551
(2021-Feb-21.56486277)
0.00016032 TDB
period 1554.929632376891
4.26
3.5789e-05
9.798e-08
d
yr
n .2315217309542799 5.3288e-09 deg/d
Q 2.952949784019316 4.5311e-08 au
  Orbit Determination Parameters
   # obs. used (total)      110  
   data-arc span      5257 days (14.39 yr)  
   first obs. used      2004-12-16  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64655  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 09:55:45  

Additional Information
 Earth MOID = 1.30535 au 
 Jupiter MOID = 2.50807 au 
 T_jup = 3.387 
[ 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 16.8   n/a MPO437608  

392842 (2012 UM30)          Discovered 2004-Dec-16 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

Alternate Designations
 2012 UM30 = 2005 BY11 = 2008 YQ173 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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