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(2012 UA174)
Classification: Amor [NEO]          SPK-ID: 3615557
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5045247878874316 1.1229e-07  
a 2.298227876806809 1.3161e-08 au
q 1.138714944743872 2.5261e-07 au
i 10.14373428047648 1.5209e-05 deg
node 226.4841563447974 2.2518e-05 deg
peri 176.7217686304566 7.9922e-05 deg
M 60.1032815093231 2.5638e-05 deg
tp 2458788.036788105896
(2019-Oct-31.53678811)
9.2014e-05 TDB
period 1272.588690020409
3.48
1.0931e-05
2.993e-08
d
yr
n .282887945510679 2.4299e-09 deg/d
Q 3.457740808869747 1.98e-08 au
  Orbit Determination Parameters
   # obs. used (total)      61  
   data-arc span      2588 days (7.09 yr)  
   first obs. used      2012-10-25  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50557  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 17:24:17  

Additional Information
 Earth MOID = .148291 au 
 Jupiter MOID = 1.96472 au 
 T_jup = 3.394 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457788.5 (2017-Feb-04.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5041817852690847 1.2311e-07  
q 1.140555104036807 2.821e-07 au
tp 2457510.813507268669
(2016-May-02.31350727)
9.8e-05 TDB
node 226.5635312252869 2.246e-05 deg
peri 176.2692809302064 8.0391e-05 deg
i 10.11960985368549 1.5188e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      61  
   data-arc span      2588 days (7.09 yr)  
   first obs. used      2012-10-25  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50557  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 17:24:17  

Additional Information
 Jupiter MOID = 1.96472 au 
 T_jup = 3.394 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.515624614650393E-14 -3.472376853075927E-14 -7.602334397589483E-12 -1.278484026960145E-12 -6.028864872114767E-12 -1.052128279354415E-12
q -3.472376853075927E-14 7.957788610266846E-14 1.775694422377231E-11 2.958393822549702E-12 1.408278209439519E-11 2.390364883662803E-12
tp -7.602334397589483E-12 1.775694422377231E-11 9.603909657827029E-9 1.129474533701817E-9 7.655875659512187E-9 2.182011789415667E-10
node -1.278484026960145E-12 2.958393822549702E-12 1.129474533701817E-9 5.044336362750695E-10 5.461587140961728E-10 1.02143915171234E-10
peri -6.028864872114767E-12 1.408278209439519E-11 7.655875659512187E-9 5.461587140961728E-10 6.462665842519322E-9 1.32905996416365E-10
i -1.052128279354415E-12 2.390364883662803E-12 2.182011789415667E-10 1.02143915171234E-10 1.32905996416365E-10 2.306642742679959E-10

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 22.9   n/a MPO248927  

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