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JPL Small-Body Database Browser
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487354 (2014 QE218)
Classification: Main-belt Asteroid          SPK-ID: 2487354
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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 .09042446866217035 5.6669e-08  
a 3.04155169154089 5.4778e-08 au
q 2.766520995924779 1.5905e-07 au
i 10.63314937583946 1.2799e-05 deg
node 315.0479553685716 3.2102e-05 deg
peri 275.8968909554309 9.0102e-05 deg
M 55.64516068092986 8.6123e-05 deg
tp 2458301.021168771165
(2018-Jul-01.52116877)
0.00046402 TDB
period 1937.497851081398
5.30
5.2341e-05
1.433e-07
d
yr
n .1858066576946493 5.0195e-09 deg/d
Q 3.316582387157 5.9731e-08 au
  Orbit Determination Parameters
   # obs. used (total)      98  
   data-arc span      7692 days (21.06 yr)  
   first obs. used      1998-08-27  
   last obs. used      2019-09-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63163  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:44:36  

Additional Information
 Earth MOID = 1.78213 au 
 Jupiter MOID = 1.85252 au 
 T_jup = 3.207 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.4   n/a MPO399012  

487354 (2014 QE218)          Discovered 2012-Jan-19 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2017-03-14

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