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344792 (2003 YA87)
Classification: Main-belt Asteroid          SPK-ID: 2344792
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2521071942102259 4.8391e-08  
a 2.753621030325212 3.2259e-08 au
q 2.059413358451651 1.3326e-07 au
i 7.28601234551248 6.6965e-06 deg
node 119.8871930818718 4.636e-05 deg
peri 299.6852414441569 4.8728e-05 deg
M 238.4025546530179 1.8314e-05 deg
tp 2459564.237119126942
(2021-Dec-15.73711913)
9.2549e-05 TDB
period 1668.993639682053
4.57
2.9329e-05
8.03e-08
d
yr
n .2156988447652688 3.7904e-09 deg/d
Q 3.447828702198771 4.0392e-08 au
  Orbit Determination Parameters
   # obs. used (total)      211  
   data-arc span      7547 days (20.66 yr)  
   first obs. used      1998-09-28  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5946  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:06:11  

Additional Information
 Earth MOID = 1.08364 au 
 Jupiter MOID = 1.93753 au 
 T_jup = 3.286 
[ 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 16.1   n/a MPO437461  

344792 (2003 YA87)          Discovered 2003-Dec-19 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ show close-approach data ]
Alternate Designations
 2003 YA87 = 2007 RK28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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