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447332 (2005 YM28)
Classification: Main-belt Asteroid          SPK-ID: 2447332
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1625173431766616 6.4951e-08  
a 3.06059259353537 7.2703e-08 au
q 2.563193216687834 2.013e-07 au
i 5.811510818099245 8.0022e-06 deg
node 98.64704651451662 6.8567e-05 deg
peri 270.2836829313256 7.4024e-05 deg
M 336.716139295539 2.5585e-05 deg
tp 2459126.990876795646
(2020-Oct-04.49087680)
0.00014014 TDB
period 1955.720154162746
5.35
6.9686e-05
1.908e-07
d
yr
n .1840754155106194 6.5589e-09 deg/d
Q 3.557991970382906 8.4519e-08 au
  Orbit Determination Parameters
   # obs. used (total)      112  
   data-arc span      4469 days (12.24 yr)  
   first obs. used      2005-12-22  
   last obs. used      2018-03-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60247  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:51:46  

Additional Information
 Earth MOID = 1.57087 au 
 Jupiter MOID = 1.93519 au 
 T_jup = 3.206 
[ 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 16.4   n/a MPO440856  

447332 (2005 YM28)          Discovered 2005-Dec-22 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28

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