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JPL Small-Body Database Browser
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249250 (2008 RZ112)
Classification: Main-belt Asteroid          SPK-ID: 2249250
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1297178871410117 8.9037e-08  
a 2.719264308817077 3.4455e-08 au
q 2.366527088099362 2.3543e-07 au
i 3.884309592333102 7.6275e-06 deg
node 258.8766982289488 0.0001367 deg
peri 90.18006994354511 0.00014014 deg
M 143.6583116894901 3.0501e-05 deg
tp 2457946.912379046643
(2017-Jul-12.41237905)
0.00013594 TDB
period 1637.855413836262
4.48
3.1129e-05
8.523e-08
d
yr
n .2197996214798907 4.1775e-09 deg/d
Q 3.072001529534792 3.8924e-08 au
  Orbit Determination Parameters
   # obs. used (total)      179  
   data-arc span      5730 days (15.69 yr)  
   first obs. used      2003-05-29  
   last obs. used      2019-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68112  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:23:28  

Additional Information
 Earth MOID = 1.36321 au 
 Jupiter MOID = 2.34805 au 
 T_jup = 3.344 
[ 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 16.3   n/a MPO433633  

249250 (2008 RZ112)          Discovered 2008-Sep-05 by Spacewatch at Kitt Peak
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ show close-approach data ]
Alternate Designations
 2008 RZ112 = 2004 XA17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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