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85741 (1998 SL107)
Classification: Main-belt Asteroid          SPK-ID: 2085741
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08316797024788132 4.8151e-08  
a 2.326019289964399 9.8051e-09 au
q 2.132568986860642 1.1461e-07 au
i 6.524739208168278 6.4402e-06 deg
node 7.212232494632131 3.925e-05 deg
peri 33.58034469294876 5.262e-05 deg
M 13.84393311704602 3.4539e-05 deg
tp 2458950.671778463125
(2020-Apr-11.17177846)
0.00012428 TDB
period 1295.741578756102
3.55
8.1931e-06
2.243e-08
d
yr
n .2778331774655222 1.7568e-09 deg/d
Q 2.519469593068156 1.0621e-08 au
  Orbit Determination Parameters
   # obs. used (total)      653  
   data-arc span      9782 days (26.78 yr)  
   first obs. used      1993-03-24  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63861  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 13:22:55  

Additional Information
 Earth MOID = 1.14281 au 
 Jupiter MOID = 2.77015 au 
 T_jup = 3.561 
[ 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 15.6   n/a MPO293880  

85741 (1998 SL107)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1998 SL107 = 2003 AC7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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