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109830 (2001 RZ118)
Classification: Main-belt Asteroid          SPK-ID: 2109830
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2060129145476658 3.9221e-08  
a 2.543635455457053 1.4069e-08 au
q 2.019613701731567 9.797e-08 au
i 6.56643637249435 4.517e-06 deg
node 12.83989233280299 3.6796e-05 deg
peri 5.132154126990979 3.9039e-05 deg
M 201.0027615344475 1.7197e-05 deg
tp 2459654.936950645583
(2022-Mar-16.43695065)
7.464e-05 TDB
period 1481.76977478419
4.06
1.2293e-05
3.366e-08
d
yr
n .2429527218912476 2.0156e-09 deg/d
Q 3.06765720918254 1.6967e-08 au
  Orbit Determination Parameters
   # obs. used (total)      610  
   data-arc span      10658 days (29.18 yr)  
   first obs. used      1991-02-20  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54401  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 19:09:25  

Additional Information
 Earth MOID = 1.02154 au 
 Jupiter MOID = 2.39797 au 
 T_jup = 3.405 
[ 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 15.6   n/a MPO432619  

109830 (2001 RZ118)          Discovered 2001-Sep-12 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2001 RZ118 = 1993 TJ44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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