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227188 (2005 QH60)
Classification: Main-belt Asteroid          SPK-ID: 2227188
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1292214736826997 5.64e-08  
a 2.375974332082317 1.0994e-08 au
q 2.068947427458371 1.3171e-07 au
i 7.588434637230248 5.6569e-06 deg
node 50.10809954857603 2.9114e-05 deg
peri 327.7593196264295 3.4894e-05 deg
M 35.33487444812339 1.6979e-05 deg
tp 2459069.200795294767
(2020-Aug-07.70079529)
6.3166e-05 TDB
period 1337.707135857508
3.66
9.285e-06
2.542e-08
d
yr
n .2691172008806172 1.8679e-09 deg/d
Q 2.683001236706262 1.2415e-08 au
  Orbit Determination Parameters
   # obs. used (total)      364  
   data-arc span      8100 days (22.18 yr)  
   first obs. used      1998-11-11  
   last obs. used      2021-01-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5562  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 13:11:05  

Additional Information
 Earth MOID = 1.07473 au 
 Jupiter MOID = 2.77719 au 
 T_jup = 3.518 
[ 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 16.6   n/a MPO437076  

227188 (2005 QH60)          Discovered 2005-Aug-26 by NEAT at Palomar
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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