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JPL Small-Body Database Browser
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85824 (1998 XV20)
Classification: Main-belt Asteroid          SPK-ID: 2085824
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08693218405275689 5.4567e-08  
a 2.521739329323117 1.1332e-08 au
q 2.302519021813324 1.371e-07 au
i 1.25090618290372 4.2763e-06 deg
node 237.3470866134132 0.00023916 deg
peri 283.9608365044432 0.00024068 deg
M 80.49768862436326 2.8118e-05 deg
tp 2458673.438349393396
(2019-Jul-08.93834939)
0.00011402 TDB
period 1462.677950516232
4.00
9.8592e-06
2.699e-08
d
yr
n .2461238988889816 1.659e-09 deg/d
Q 2.74095963683291 1.2317e-08 au
  Orbit Determination Parameters
   # obs. used (total)      727  
   data-arc span      10603 days (29.03 yr)  
   first obs. used      1991-01-13  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60636  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:39:15  

Additional Information
 Earth MOID = 1.31104 au 
 Jupiter MOID = 2.23692 au 
 T_jup = 3.450 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO233902  

85824 (1998 XV20)          Discovered 1998-Dec-10 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1998 XV20 = 2001 ST96 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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