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109485 (2001 QP223)
Classification: Outer Main-belt Asteroid          SPK-ID: 2109485
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1625373416810222 3.2723e-08  
a 3.207700127629683 2.1373e-08 au
q 2.686329075974879 1.0668e-07 au
i 17.32349378971773 4.5132e-06 deg
node 144.40804922225 1.3427e-05 deg
peri 284.5640812020175 2.0221e-05 deg
M 38.58073502292337 1.4141e-05 deg
tp 2458975.616772494578
(2020-May-06.11677249)
8.2606e-05 TDB
period 2098.403823925319
5.75
2.0973e-05
5.742e-08
d
yr
n .1715589706306274 1.7147e-09 deg/d
Q 3.729071179284488 2.4847e-08 au
  Orbit Determination Parameters
   # obs. used (total)      914  
   data-arc span      7176 days (19.65 yr)  
   first obs. used      2001-07-27  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52127  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 08:45:59  

Additional Information
 Earth MOID = 1.76379 au 
 Jupiter MOID = 1.72309 au 
 T_jup = 3.101 
[ 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 14.51   n/a MPCxxxxx  
diameter diameter 7.515 km 0.491 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109485 (2001 QP223)          Discovered 2001-Aug-24 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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