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JPL Small-Body Database Browser
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(2019 UM9)
Classification: Aten [NEO]          SPK-ID: 3884023
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1532985983069809 4.8687e-05  
a .9840600367358432 1.9473e-05 au
q .8332050124543223 3.1643e-05 au
i 12.43125972090604 0.0046619 deg
node 33.28252127322578 0.00011051 deg
peri 105.5888975581559 0.0057003 deg
M 86.5359699677564 0.017133 deg
tp 2458514.791284810164
(2019-Jan-31.29128481)
0.019512 TDB
period 356.5585210385669
0.98
0.010584
2.898e-05
d
yr
n 1.009651933016238 2.9969e-05 deg/d
Q 1.134915061017364 2.2458e-05 au
  Orbit Determination Parameters
   # obs. used (total)      77  
   data-arc span      2 days  
   first obs. used      2019-10-27  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .52938  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Oct-30 08:03:56  

Additional Information
 Earth MOID = .00694079 au 
 Jupiter MOID = 3.87607 au 
 T_jup = 6.127 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 27.215   .56527 3 autocmod 2.8

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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