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JPL Small-Body Database Browser
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344129 (1999 XW148)
Classification: Main-belt Asteroid          SPK-ID: 2344129
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07606414166672552 5.9842e-08  
a 2.197370851290262 1.4276e-08 au
q 2.030229723563386 1.3081e-07 au
i 6.155037925582843 5.4215e-06 deg
node 73.9818510383359 5.0943e-05 deg
peri 111.8520612678925 5.9111e-05 deg
M 230.6988027719333 2.9979e-05 deg
tp 2459027.820286608542
(2020-Jun-27.32028661)
9.989e-05 TDB
period 1189.743842106381
3.26
1.1594e-05
3.174e-08
d
yr
n .3025861427134081 2.9487e-09 deg/d
Q 2.364511979017137 1.5361e-08 au
  Orbit Determination Parameters
   # obs. used (total)      231  
   data-arc span      6884 days (18.85 yr)  
   first obs. used      1999-12-07  
   last obs. used      2018-10-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58382  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:05:25  

Additional Information
 Earth MOID = 1.04001 au 
 Jupiter MOID = 2.60427 au 
 T_jup = 3.656 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.4   n/a MPO455506  

344129 (1999 XW148)          Discovered 1999-Dec-07 by Spacewatch at Kitt Peak
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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