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85749 (1998 SH140)
Classification: Main-belt Asteroid          SPK-ID: 2085749
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1868835302657631 3.8992e-08  
a 2.558320622314433 1.1985e-08 au
q 2.080212632864607 1.0058e-07 au
i 3.600174572456503 6.6173e-06 deg
node 333.5534457999298 5.7235e-05 deg
peri 47.88404754022869 6.119e-05 deg
M 105.1877547348583 2.165e-05 deg
tp 2458563.789565695969
(2019-Mar-21.28956570)
8.8282e-05 TDB
period 1494.620326726596
4.09
1.0503e-05
2.876e-08
d
yr
n .2408638458627448 1.6926e-09 deg/d
Q 3.036428611764257 1.4225e-08 au
  Orbit Determination Parameters
   # obs. used (total)      691  
   data-arc span      10753 days (29.44 yr)  
   first obs. used      1990-11-10  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57162  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 15:40:11  

Additional Information
 Earth MOID = 1.08495 au 
 Jupiter MOID = 2.43865 au 
 T_jup = 3.409 
[ 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 16.0   n/a MPO453288  

85749 (1998 SH140)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1998 SH140 = 2002 TU100 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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