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JPL Small-Body Database Browser
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(2019 UO)
Classification: Apollo [NEO, PHA]          SPK-ID: 3879231
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 77 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6384070995541634 1.0121e-06  
a 2.650513085130011 7.3798e-06 au
q .9584067141218032 3.2449e-08 au
i 5.705555795417183 6.8618e-06 deg
node 277.6087200603172 2.8774e-05 deg
peri 185.0033938871806 2.6661e-05 deg
M 33.42145432582684 0.00013742 deg
tp 2458854.175786246650
(2020-Jan-05.67578625)
1.0396e-05 TDB
period 1576.134791671806
4.32
0.0065826
1.802e-05
d
yr
n .2284068608232092 9.5393e-07 deg/d
Q 4.342619456138219 1.2091e-05 au
  Orbit Determination Parameters
   # obs. used (total)      394  
   # delay obs. used      1  
   # Doppler obs. used      0  
   data-arc span      173 days  
   first obs. used      2019-10-03  
   last obs. used      2020-03-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .38118  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Mar-25 06:23:26  

Additional Information
 Earth MOID = .0204836 au 
 Jupiter MOID = .851808 au 
 T_jup = 3.056 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458813.5 (2019-Nov-26.0) TDB
Reference: JPL 77 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6382572279344665 1.0126e-06  
q .9584099673101254 3.2465e-08 au
tp 2458854.231071148661
(2020-Jan-05.73107115)
1.055e-05 TDB
node 277.6720338364685 2.887e-05 deg
peri 185.0030884778265 2.6543e-05 deg
i 5.723820895562147 6.8154e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      394  
   # delay obs. used      1  
   # Doppler obs. used      0  
   data-arc span      173 days  
   first obs. used      2019-10-03  
   last obs. used      2020-03-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .38118  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Mar-25 06:23:26  

Additional Information
 Jupiter MOID = .851808 au 
 T_jup = 3.056 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.025272932324911E-12 -1.451014655974023E-14 -9.75160624523049E-12 -1.42915467050148E-11 5.745261934865357E-12 6.177059612659719E-12
q -1.451014655974023E-14 1.053997953792094E-15 1.03243159498161E-13 2.455096474307058E-13 -1.929463637568307E-13 -9.125863448534013E-14
tp -9.75160624523049E-12 1.03243159498161E-13 1.113104183968623E-10 1.302136408056502E-10 -2.394236251897618E-11 -5.837983360199523E-11
node -1.42915467050148E-11 2.455096474307058E-13 1.302136408056502E-10 8.334936108062891E-10 -7.16200398429843E-10 -1.117072787764693E-10
peri 5.745261934865357E-12 -1.929463637568307E-13 -2.394236251897618E-11 -7.16200398429843E-10 7.045050209542559E-10 6.06036621176607E-11
i 6.177059612659719E-12 -9.125863448534013E-14 -5.837983360199523E-11 -1.117072787764693E-10 6.06036621176607E-11 4.645024435558871E-11

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 20.1   .52066 E2020A86 autocmod 2.8

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