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(2012 DR32)
Classification: Aten [NEO]          SPK-ID: 3599872
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4857596097207432 3.219e-07  
a .8863522496918732 2.3211e-09 au
q .4557981268064461 2.8562e-07 au
i 17.19939879547519 2.7127e-05 deg
node 341.0148800349327 3.0374e-06 deg
peri 312.0132024848257 1.023e-05 deg
M 117.8892644235994 3.3014e-05 deg
tp 2459100.688700255454
(2020-Sep-08.18870026)
2.7791e-05 TDB
period 304.795081076471
0.83
1.1973e-06
3.278e-09
d
yr
n 1.181121423379134 4.6396e-09 deg/d
Q 1.3169063725773 3.4486e-09 au
  Orbit Determination Parameters
   # obs. used (total)      115  
   # delay obs. used      3  
   # Doppler obs. used      1  
   data-arc span      1832 days (5.02 yr)  
   first obs. used      2012-02-25  
   last obs. used      2017-03-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40737  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 06:04:12  

Additional Information
 Earth MOID = .00570838 au 
 Jupiter MOID = 3.94031 au 
 T_jup = 6.560 
[ 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 24.8   n/a E2017E84  

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