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101131 (1998 RW59)
Classification: Main-belt Asteroid          SPK-ID: 2101131
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1761077795352032 4.9678e-08  
a 2.632405903628041 1.3359e-08 au
q 2.168818745104747 1.3295e-07 au
i 12.7327761718623 5.4718e-06 deg
node 191.8781995804148 1.8806e-05 deg
peri 158.9661144947102 2.3136e-05 deg
M 83.1498700341858 1.2295e-05 deg
tp 2458840.181314047581
(2019-Dec-22.68131405)
5.2593e-05 TDB
period 1560.011180889886
4.27
1.1875e-05
3.251e-08
d
yr
n .2307675768032913 1.7567e-09 deg/d
Q 3.095993062151336 1.5712e-08 au
  Orbit Determination Parameters
   # obs. used (total)      657  
   data-arc span      8181 days (22.40 yr)  
   first obs. used      1998-09-14  
   last obs. used      2021-02-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52385  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:35:21  

Additional Information
 Earth MOID = 1.16737 au 
 Jupiter MOID = 2.38262 au 
 T_jup = 3.343 
[ 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 15.4   n/a MPO436472  

101131 (1998 RW59)          Discovered 1998-Sep-14 by LINEAR at Socorro
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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