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JPL Small-Body Database Browser
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85993 (1999 JU28)
Classification: Main-belt Asteroid          SPK-ID: 2085993
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1630999981878691 3.5377e-08  
a 2.741127033297593 1.6831e-08 au
q 2.294049219134036 9.6642e-08 au
i 2.490723236660876 4.311e-06 deg
node 313.6992562827809 9.9756e-05 deg
peri 325.2149314364908 0.00010071 deg
M 104.0090981701942 1.4812e-05 deg
tp 2458121.582175615108
(2018-Jan-03.08217562)
6.7379e-05 TDB
period 1657.647454037521
4.54
1.5268e-05
4.18e-08
d
yr
n .2171752498537311 2.0003e-09 deg/d
Q 3.188204847461149 1.9577e-08 au
  Orbit Determination Parameters
   # obs. used (total)      611  
   data-arc span      10215 days (27.97 yr)  
   first obs. used      1991-10-10  
   last obs. used      2019-09-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56752  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:16:27  

Additional Information
 Earth MOID = 1.2776 au 
 Jupiter MOID = 1.94886 au 
 T_jup = 3.329 
[ 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 15.4   n/a MPO453291  

85993 (1999 JU28)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1999 JU28 = 2000 SZ101 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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