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JPL Small-Body Database Browser
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393009 (2012 XZ138)
Classification: Main-belt Asteroid          SPK-ID: 2393009
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1153128430964739 1.0688e-07  
a 2.568050356542388 3.1671e-08 au
q 2.271921168714572 2.8601e-07 au
i 5.163637615924284 1.0622e-05 deg
node 306.392957814973 0.00010857 deg
peri 132.0575990289179 0.00011504 deg
M 285.8572747047785 4.3807e-05 deg
tp 2459310.077775237120
(2021-Apr-05.57777524)
0.00018545 TDB
period 1503.154876511479
4.12
2.7807e-05
7.613e-08
d
yr
n .2394962792094238 4.4304e-09 deg/d
Q 2.864179544370204 3.5323e-08 au
  Orbit Determination Parameters
   # obs. used (total)      107  
   data-arc span      7782 days (21.31 yr)  
   first obs. used      1997-01-02  
   last obs. used      2018-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6237  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 06:56:44  

Additional Information
 Earth MOID = 1.29141 au 
 Jupiter MOID = 2.34472 au 
 T_jup = 3.416 
[ 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 16.7   n/a MPO346073  

393009 (2012 XZ138)          Discovered 1997-Jan-02 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2012 XZ138 = 2004 XT115 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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