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JPL Small-Body Database Browser
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390235 (2012 XM54)
Classification: Main-belt Asteroid          SPK-ID: 2390235
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .09374124072516248 5.9304e-08  
a 2.999363311608992 4.2803e-08 au
q 2.718199273393233 1.8349e-07 au
i 7.821772692891113 6.8023e-06 deg
node 99.19186367727764 4.7288e-05 deg
peri 343.9784433438202 5.8364e-05 deg
M 70.85077087068873 3.5117e-05 deg
tp 2458227.091570063240
(2018-Apr-18.59157006)
0.00018364 TDB
period 1897.326354043193
5.19
4.0614e-05
1.112e-07
d
yr
n .1897406839012391 4.0616e-09 deg/d
Q 3.280527349824751 4.6815e-08 au
  Orbit Determination Parameters
   # obs. used (total)      141  
   data-arc span      9560 days (26.17 yr)  
   first obs. used      1993-01-29  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51274  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:55:52  

Additional Information
 Earth MOID = 1.7353 au 
 Jupiter MOID = 1.91393 au 
 T_jup = 3.233 
[ 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 15.8   n/a MPO434437  

390235 (2012 XM54)          Discovered 2002-Dec-31 by LINEAR at Socorro
Reference: Last Updated: 2014-03-21

[ show close-approach data ]
Alternate Designations
 2012 XM54 = 2002 YV30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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