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JPL Small-Body Database Browser
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85723 (1998 SH67)
Classification: Main-belt Asteroid          SPK-ID: 2085723
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1739381960570179 4.3197e-08  
a 2.345847883748994 1.2452e-08 au
q 1.937815334625521 1.013e-07 au
i 5.843214830031723 5.5796e-06 deg
node 169.1229172815171 4.3825e-05 deg
peri 147.038108986441 4.6648e-05 deg
M 311.127892364046 1.8724e-05 deg
tp 2458778.658589255467
(2019-Oct-22.15858926)
6.9123e-05 TDB
period 1312.345532746867
3.59
1.0449e-05
2.861e-08
d
yr
n .2743179985887444 2.1842e-09 deg/d
Q 2.753880432872466 1.4618e-08 au
  Orbit Determination Parameters
   # obs. used (total)      617  
   data-arc span      7540 days (20.64 yr)  
   first obs. used      1998-09-18  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57684  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:55:54  

Additional Information
 Earth MOID = .926799 au 
 Jupiter MOID = 2.54774 au 
 T_jup = 3.534 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456447.5 (2013-Jun-04.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .172606268375276 4.2917e-08  
q 1.94091556033101 1.0036e-07 au
tp 2456153.773731134948
(2012-Aug-14.27373113)
5.9531e-05 TDB
node 169.2608453536335 4.3905e-05 deg
peri 146.7829221699953 4.6783e-05 deg
i 5.836495863446715 5.5753e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      617  
   data-arc span      7540 days (20.64 yr)  
   first obs. used      1998-09-18  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57684  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:55:54  

Additional Information
 Jupiter MOID = 2.54774 au 
 T_jup = 3.534 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.841909213453736E-15 -4.284361176622501E-15 6.830383818356471E-13 1.481822076433068E-15 1.838962431415056E-13 3.503653599008817E-17
q -4.284361176622501E-15 1.007153577990706E-14 -1.370080277661959E-12 -3.129131408414502E-15 -3.683718215859028E-13 -8.385686940763089E-17
tp 6.830383818356471E-13 -1.370080277661959E-12 3.543968317069709E-9 -8.796080444717549E-12 9.773787726225152E-10 -1.173582600847461E-12
node 1.481822076433068E-15 -3.129131408414502E-15 -8.796080444717549E-12 1.92766195412878E-9 -1.919545199855024E-9 3.753467404688863E-11
peri 1.838962431415056E-13 -3.683718215859028E-13 9.773787726225152E-10 -1.919545199855024E-9 2.188666926435901E-9 -3.76496594522307E-11
i 3.503653599008817E-17 -8.385686940763089E-17 -1.173582600847461E-12 3.753467404688863E-11 -3.76496594522307E-11 3.108349768113648E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO436374  

85723 (1998 SH67)          Discovered 1998-Sep-20 by Elst, E. W. at La Silla
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1998 SH67 = 2001 LQ9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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