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103038 (1999 XR119)
Classification: Main-belt Asteroid          SPK-ID: 2103038
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03926519127245359 4.2431e-08  
a 2.617582775395748 1.2997e-08 au
q 2.514802887048354 1.1412e-07 au
i 4.641979180207973 3.7615e-06 deg
node 298.4339852830832 5.7477e-05 deg
peri 123.7886209276729 8.2111e-05 deg
M 345.3247735680174 5.6487e-05 deg
tp 2459263.556719546271
(2021-Feb-18.05671955)		 0.00024258 TDB
period 1546.853068460009
4.24		 1.152e-05
3.154e-08		 d
yr
n .2327305723732397 1.7333e-09 deg/d
Q 2.720362663743142 1.3507e-08 au
   Orbit Determination Parameters
   # obs. used (total)      776  
   data-arc span      10599 days (29.02 yr)  
   first obs. used      1991-12-31  
   last obs. used      2021-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49437  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:33:08  

Additional Information
 Earth MOID = 1.53084 au 
 Jupiter MOID = 2.40455 au 
 T_jup = 3.401 
[ 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 15.6   n/a MPO449621  
diameter diameter 3.411 km 0.724 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.096   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

103038 (1999 XR119)          Discovered 1999-Dec-05 by CSS at Catalina
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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