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447354 (2005 YR239)
Classification: Main-belt Asteroid          SPK-ID: 2447354
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2486865982435465 7.9864e-08  
a 3.06640675503128 4.6291e-08 au
q 2.303832490291519 2.423e-07 au
i 3.334957346653467 1.4088e-05 deg
node 137.3060802222437 0.0001447 deg
peri 285.7384683055382 0.00017387 deg
M 274.4994327742928 8.0127e-05 deg
tp 2459466.310813803474
(2021-Sep-08.81081380)
0.0004364 TDB
period 1961.295678034184
5.37
4.4412e-05
1.216e-07
d
yr
n .183552130375788 4.1564e-09 deg/d
Q 3.828981019771041 5.7803e-08 au
  Orbit Determination Parameters
   # obs. used (total)      79  
   data-arc span      4072 days (11.15 yr)  
   first obs. used      2005-12-29  
   last obs. used      2017-02-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58962  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 11:40:20  

Additional Information
 Earth MOID = 1.31981 au 
 Jupiter MOID = 1.52522 au 
 T_jup = 3.181 
[ 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 17.0   n/a MPO437740  

447354 (2005 YR239)          Discovered 2005-Dec-29 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28

[ show close-approach data ]
Alternate Designations
 2005 YR239 = 2010 VO150 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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