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JPL Small-Body Database Browser
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393002 (2012 XW123)
Classification: Main-belt Asteroid          SPK-ID: 2393002
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08080487694213741 8.4074e-08  
a 3.021531108256569 8.1673e-08 au
q 2.777376658877057 2.8017e-07 au
i 9.312105230120991 9.7725e-06 deg
node 202.7757947835909 5.6202e-05 deg
peri 252.0099829823781 8.9571e-05 deg
M 137.8353409228206 7.0248e-05 deg
tp 2458265.991009953685
(2018-May-27.49100995)
0.00036299 TDB
period 1918.399407919151
5.25
7.7782e-05
2.13e-07
d
yr
n .1876564382338319 7.6086e-09 deg/d
Q 3.265685557636082 8.8272e-08 au
  Orbit Determination Parameters
   # obs. used (total)      72  
   data-arc span      4539 days (12.43 yr)  
   first obs. used      2006-09-25  
   last obs. used      2019-02-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55929  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:47:30  

Additional Information
 Earth MOID = 1.8116 au 
 Jupiter MOID = 1.95094 au 
 T_jup = 3.221 
[ 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 16.6   n/a MPO434459  

393002 (2012 XW123)          Discovered 2009-Mar-31 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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