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181814 (1998 RS41)
Classification: Main-belt Asteroid          SPK-ID: 2181814
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1291291410653695 4.6301e-08  
a 2.367705006834489 8.5858e-09 au
q 2.061965293005776 1.0954e-07 au
i 6.026707321717249 4.8196e-06 deg
node 337.3334115256825 4.241e-05 deg
peri .568987091461193 4.5821e-05 deg
M 50.05180768469722 1.7172e-05 deg
tp 2459015.484939486937
(2020-Jun-14.98493949)
6.3461e-05 TDB
period 1330.729595308235
3.64
7.2383e-06
1.982e-08
d
yr
n .2705282885939075 1.4715e-09 deg/d
Q 2.673444720663201 9.6945e-09 au
  Orbit Determination Parameters
   # obs. used (total)      655  
   data-arc span      8170 days (22.37 yr)  
   first obs. used      1998-08-30  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49366  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:32:10  

Additional Information
 Earth MOID = 1.05084 au 
 Jupiter MOID = 2.6828 au 
 T_jup = 3.528 
[ 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 16.18   n/a E2021B55  

181814 (1998 RS41)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ show close-approach data ]
Alternate Designations
 1998 RS41 = 2002 VC96 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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