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JPL Small-Body Database Browser
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347314 (2011 QE46)
Classification: Jupiter Trojan          SPK-ID: 2347314
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09446096832022326 8.4564e-08  
a 5.241332045613815 3.0422e-07 au
q 4.746230745297318 6.1948e-07 au
i 8.272091258978328 7.7872e-06 deg
node 221.4998460957048 5.2777e-05 deg
peri 105.1411065933808 7.7779e-05 deg
M 275.3302104186429 7.0316e-05 deg
tp 2460031.329686550701
(2023-Mar-27.82968655)
0.00093096 TDB
period 4382.893697895314
12.00
0.00038159
1.045e-06
d
yr
n .08213751571772632 7.1513e-09 deg/d
Q 5.736433345930313 3.3296e-07 au
  Orbit Determination Parameters
   # obs. used (total)      140  
   data-arc span      6818 days (18.67 yr)  
   first obs. used      2000-09-07  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64038  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 09:25:07  

Additional Information
 Earth MOID = 3.7472 au 
 Jupiter MOID = .118209 au 
 T_jup = 2.970 
[ 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 14.2   n/a MPO437470  

347314 (2011 QE46)          Discovered 2008-Apr-05 by Spacewatch at Kitt Peak
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

Alternate Designations
 2011 QE46 = 2000 RA57 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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