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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1300517692870432 7.1944e-08  
a 2.718551935902602 2.8331e-08 au
q 2.364999446739752 1.985e-07 au
i 3.884301185088883 5.9243e-06 deg
node 258.8754332951046 0.00011948 deg
peri 90.13288911500835 0.00012194 deg
M 231.6625720538458 2.9042e-05 deg
tp 2459584.154325874957
(2022-Jan-04.65432587)
0.00013747 TDB
period 1637.211845971711
4.48
2.5593e-05
7.007e-08
d
yr
n .2198860220109966 3.4373e-09 deg/d
Q 3.072104425065452 3.2016e-08 au
  Orbit Determination Parameters
   # obs. used (total)      239  
   data-arc span      6178 days (16.91 yr)  
   first obs. used      2003-05-29  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60859  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 13:42:18  

Additional Information
 Earth MOID = 1.36258 au 
 Jupiter MOID = 2.35101 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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