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277218 (2005 QF147)
Classification: Main-belt Asteroid          SPK-ID: 2277218
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1886320320539199 4.8177e-08  
a 2.317004901963284 1.3833e-08 au
q 1.879943559027056 1.1229e-07 au
i 10.09828766514973 5.9512e-06 deg
node 117.4350919493705 2.9092e-05 deg
peri 290.7907656579578 3.3209e-05 deg
M 9.456998259176535 1.4976e-05 deg
tp 2458966.659274582537
(2020-Apr-27.15927458)
5.3512e-05 TDB
period 1288.216494960775
3.53
1.1536e-05
3.158e-08
d
yr
n .2794561328846839 2.5026e-09 deg/d
Q 2.754066244899512 1.6442e-08 au
  Orbit Determination Parameters
   # obs. used (total)      269  
   data-arc span      6143 days (16.82 yr)  
   first obs. used      2003-01-07  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56585  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 14:10:45  

Additional Information
 Earth MOID = .918009 au 
 Jupiter MOID = 2.65441 au 
 T_jup = 3.536 
[ 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 16.7   n/a MPO440343  

277218 (2005 QF147)          Discovered 2005-Aug-28 by Siding Spring Survey at Siding Spring
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Alternate Designations
 2005 QF147 = 2003 AH36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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