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JPL Small-Body Database Browser
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(2019 UG12)
Classification: Apollo [NEO]          SPK-ID: 3888748
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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5732996368845292 4.3543e-05  
a 2.066860165520628 0.0001969 au
q .8819299831365542 5.9975e-06 au
i 7.344328213754425 0.00049518 deg
node 35.16805614885084 7.3016e-05 deg
peri 49.17059999974136 0.00021683 deg
M 286.3075882510124 0.010709 deg
tp 2458822.669961068948
(2019-Dec-05.16996107)
0.00053984 TDB
period 1085.338152010205
2.97
0.15509
0.0004246
d
yr
n .3316938590366766 4.7399e-05 deg/d
Q 3.251790347904703 0.00030979 au
  Orbit Determination Parameters
   # obs. used (total)      32  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      5 days  
   first obs. used      2019-10-27  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .59669  
   source      ORB  
   producer      Giorgini  
   solution date      2019-Dec-12 20:42:03  

Additional Information
 Earth MOID = .00632099 au 
 Jupiter MOID = 2.06297 au 
 T_jup = 3.542 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458784.5 (2019-Oct-28.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5736677920883463 4.3501e-05  
q .8817446870512414 5.9773e-06 au
tp 2458822.653411224323
(2019-Dec-05.15341122)
0.00053854 TDB
node 35.16196947991734 7.1981e-05 deg
peri 49.17993422080279 0.00021538 deg
i 7.346237410250751 0.00049488 deg
  Orbit Determination Parameters
   # obs. used (total)      32  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      5 days  
   first obs. used      2019-10-27  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .59669  
   source      ORB  
   producer      Giorgini  
   solution date      2019-Dec-12 20:42:03  

Additional Information
 Jupiter MOID = 2.06297 au 
 T_jup = 3.542 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.892371774110918E-9 -2.59262198118455E-10 -2.327604411033844E-8 -3.090171673247934E-9 8.093171172753081E-9 2.143267783545934E-8
q -2.59262198118455E-10 3.572819807190409E-11 3.161063340234487E-9 4.278218587112878E-10 -1.158217776839517E-9 -2.955362432087436E-9
tp -2.327604411033844E-8 3.161063340234487E-9 2.900240682863453E-7 3.740673694800565E-8 -9.292557128951893E-8 -2.610423420106351E-7
node -3.090171673247934E-9 4.278218587112878E-10 3.740673694800565E-8 5.181303558130061E-9 -1.431520815482073E-8 -3.547304701421945E-8
peri 8.093171172753081E-9 -1.158217776839517E-9 -9.292557128951893E-8 -1.431520815482073E-8 4.638951609382723E-8 9.626227060903992E-8
i 2.143267783545934E-8 -2.955362432087436E-9 -2.610423420106351E-7 -3.547304701421945E-8 9.626227060903992E-8 2.449078963780481E-7

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 26.4   .45246 MPO502136 autocmod 2.8

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