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227162 (2005 QH15)
Classification: Main-belt Asteroid          SPK-ID: 2227162
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2188230267984477 7.7905e-08  
a 2.41064902791463 1.0205e-08 au
q 1.883143511077615 1.8823e-07 au
i 1.124580819079672 3.3608e-06 deg
node 260.6208542353132 0.00040437 deg
peri 76.45731578136501 0.00040462 deg
M 32.76871892659936 1.137e-05 deg
tp 2459076.061041709227
(2020-Aug-14.56104171)
4.3322e-05 TDB
period 1367.097233340856
3.74
8.6813e-06
2.377e-08
d
yr
n .2633316718228204 1.6722e-09 deg/d
Q 2.938154544751646 1.2439e-08 au
  Orbit Determination Parameters
   # obs. used (total)      243  
   data-arc span      6103 days (16.71 yr)  
   first obs. used      2004-03-31  
   last obs. used      2020-12-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55887  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 13:11:00  

Additional Information
 Earth MOID = .872311 au 
 Jupiter MOID = 2.45162 au 
 T_jup = 3.487 
[ 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 17.78   n/a E2021B55  

227162 (2005 QH15)          Discovered 2005-Aug-25 by NEAT at Palomar
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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