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JPL Small-Body Database Browser
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437268 (2012 XW128)
Classification: Main-belt Asteroid          SPK-ID: 2437268
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1313964793754128 8.384e-08  
a 2.791657156989229 6.6175e-08 au
q 2.42484323493767 2.6611e-07 au
i 3.888559963547818 8.1191e-06 deg
node 250.8371032324563 0.00013733 deg
peri 35.48348465569054 0.00014381 deg
M 248.7583380739728 4.9757e-05 deg
tp 2459126.949256876394
(2020-Oct-04.44925688)
0.00024961 TDB
period 1703.69382472485
4.66
6.0578e-05
1.659e-07
d
yr
n .211305573088017 7.5134e-09 deg/d
Q 3.158471079040787 7.487e-08 au
  Orbit Determination Parameters
   # obs. used (total)      134  
   data-arc span      6012 days (16.46 yr)  
   first obs. used      2002-09-13  
   last obs. used      2019-02-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65097  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:59:05  

Additional Information
 Earth MOID = 1.40912 au 
 Jupiter MOID = 1.98588 au 
 T_jup = 3.313 
[ 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 16.5   n/a MPO434608  

437268 (2012 XW128)          Discovered 2007-Oct-11 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-06-04

[ show close-approach data ]
Alternate Designations
 2012 XW128 = 2011 OX52 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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