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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1835253650886781 3.1724e-08  
a 2.30863540861723 6.5911e-09 au
q 1.884942252394103 7.3449e-08 au
i 6.64113844732426 5.5136e-06 deg
node 357.7902372408199 2.821e-05 deg
peri 292.6971077200938 3.2597e-05 deg
M 116.2342025841717 1.4864e-05 deg
tp 2458586.821552264964
(2019-Apr-13.32155226)
5.2743e-05 TDB
period 1281.242851705104
3.51
5.4869e-06
1.502e-08
d
yr
n .2809771773718813 1.2033e-09 deg/d
Q 2.732328564840356 7.8007e-09 au
  Orbit Determination Parameters
   # obs. used (total)      800  
   data-arc span      10309 days (28.22 yr)  
   first obs. used      1991-09-15  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55287  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 08:03:18  

Additional Information
 Earth MOID = .881091 au 
 Jupiter MOID = 2.48244 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 15.8   n/a MPO502666  

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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