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JPL Small-Body Database Browser
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85711 (1998 SP43)
Classification: Main-belt Asteroid          SPK-ID: 2085711
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1836840661100847 3.2199e-08  
a 2.308587317992915 6.7882e-09 au
q 1.884536612453801 7.475e-08 au
i 6.641401266560927 5.5456e-06 deg
node 357.796380629562 2.9211e-05 deg
peri 292.6392793085312 3.3525e-05 deg
M 3.872465140935595 1.4837e-05 deg
tp 2458586.718296524250
(2019-Apr-13.21829652)
5.2797e-05 TDB
period 1281.202818024906
3.51
5.6509e-06
1.547e-08
d
yr
n .2809859570516506 1.2393e-09 deg/d
Q 2.732638023532028 8.0351e-09 au
  Orbit Determination Parameters
   # obs. used (total)      781  
   data-arc span      10260 days (28.09 yr)  
   first obs. used      1991-09-15  
   last obs. used      2019-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55737  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:13:52  

Additional Information
 Earth MOID = .880038 au 
 Jupiter MOID = 2.48065 au 
 T_jup = 3.555 
[ 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 MPO436374  

85711 (1998 SP43)          Discovered 1998-Sep-25 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1998 SP43 = 2001 LU4 = 2004 DT32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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