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JPL Small-Body Database Browser
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390250 (2012 XW94)
Classification: Outer Main-belt Asteroid          SPK-ID: 2390250
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07879023706748407 6.937e-08  
a 3.41062449231887 8.0972e-08 au
q 3.141900580020899 2.5815e-07 au
i 3.959951471496081 7.0833e-06 deg
node 127.2540489484174 0.00012475 deg
peri 288.3675894403875 0.00013587 deg
M 23.28299586290577 5.0935e-05 deg
tp 2458451.705921943218
(2018-Nov-29.20592194)
0.00032641 TDB
period 2300.643285591186
6.30
8.193e-05
2.243e-07
d
yr
n .1564779739017613 5.5725e-09 deg/d
Q 3.679348404616841 8.7352e-08 au
  Orbit Determination Parameters
   # obs. used (total)      109  
   data-arc span      3987 days (10.92 yr)  
   first obs. used      2008-02-02  
   last obs. used      2019-01-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .7389  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:06:42  

Additional Information
 Earth MOID = 2.15629 au 
 Jupiter MOID = 1.61287 au 
 T_jup = 3.136 
[ 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 MPO418993  

390250 (2012 XW94)          Discovered 2008-Feb-02 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-03-21

[ show close-approach data ]
Alternate Designations
 2012 XW94 = 2011 SV267 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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