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JPL Small-Body Database Browser
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437733 (2014 ET1)
Classification: Main-belt Asteroid          SPK-ID: 2437733
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1443283326911965 7.9844e-08  
a 2.716750813362372 5.8359e-08 au
q 2.324646698132329 2.1861e-07 au
i 13.55428060878882 7.2775e-06 deg
node 141.9161415158163 3.9787e-05 deg
peri 293.5065983393932 5.1683e-05 deg
M 128.4488691641149 3.9901e-05 deg
tp 2458016.919300921779
(2017-Sep-20.41930092)
0.00017548 TDB
period 1635.585062253337
4.48
5.2702e-05
1.443e-07
d
yr
n .2201047247912804 7.0922e-09 deg/d
Q 3.108854928592415 6.6782e-08 au
  Orbit Determination Parameters
   # obs. used (total)      123  
   data-arc span      5706 days (15.62 yr)  
   first obs. used      2003-10-18  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .71618  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:37:50  

Additional Information
 Earth MOID = 1.37749 au 
 Jupiter MOID = 2.18404 au 
 T_jup = 3.305 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO437698  

437733 (2014 ET1)          Discovered 2012-Oct-15 by CSS at Catalina
Reference: Last Updated: 2015-06-04

Alternate Designations
 2014 ET1 = 2012 TD321 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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