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101154 (1998 RE74)
Classification: Main-belt Asteroid          SPK-ID: 2101154
[ 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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1581737540586959 5.4537e-08  
a 2.320560710056965 7.9292e-09 au
q 1.953508911026142 1.2954e-07 au
i 3.966274764264996 7.0664e-06 deg
node 308.683864212475 6.2535e-05 deg
peri 87.58270611689436 7.0213e-05 deg
M 84.16240550837598 3.1485e-05 deg
tp 2458898.641459256775
(2020-Feb-19.14145926)		 0.00011214 TDB
period 1291.183088353458
3.54		 6.6178e-06
1.812e-08		 d
yr
n .2788140607224644 1.429e-09 deg/d
Q 2.687612509087788 9.1834e-09 au
   Orbit Determination Parameters
   # obs. used (total)      725  
   data-arc span      10221 days (27.98 yr)  
   first obs. used      1993-03-21  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57235  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:35:28  

Additional Information
 Earth MOID = .964157 au 
 Jupiter MOID = 2.74 au 
 T_jup = 3.558 
[ 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 15.7   n/a MPO449612  

101154 (1998 RE74)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Alternate Designations
 1998 RE74 = 1993 FV29 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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