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JPL Small-Body Database Browser
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(2019 UR12)
Classification: Apollo [NEO]          SPK-ID: 3888756
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2398430350395167 0.00015695  
a 1.323613027600336 0.00028153 au
q 1.006153661842827 6.2727e-06 au
i 10.10125147454539 0.0049837 deg
node 39.72399251560294 0.00044292 deg
peri 342.8068116878611 0.0011287 deg
M 247.0492621830013 0.036249 deg
tp 2458775.012503100103
(2019-Oct-18.51250310)
0.00036652 TDB
period 556.2115160135072
1.52
0.17746
0.0004859
d
yr
n .6472357900465651 0.0002065 deg/d
Q 1.641072393357843 0.00034906 au
  Orbit Determination Parameters
   # obs. used (total)      159  
   data-arc span      11 days  
   first obs. used      2019-10-29  
   last obs. used      2019-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .29455  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-19 04:51:08  

Additional Information
 Earth MOID = .0211004 au 
 Jupiter MOID = 3.80819 au 
 T_jup = 4.895 
[ 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 24.287   .55551 18 autocmod 2.8

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