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72109 (2000 YF55)
Classification: Main-belt Asteroid          SPK-ID: 2072109
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .003362850488943024 3.5121e-08  
a 2.702774165711039 1.6241e-08 au
q 2.693685140286375 9.8707e-08 au
i 6.274343927589012 4.343e-06 deg
node 103.2951325216069 4.4372e-05 deg
peri 197.1830126315951 0.00085227 deg
M 351.7591761161642 0.00085038 deg
tp 2459237.651914415325
(2021-Jan-23.15191442)
0.0038337 TDB
period 1622.979616850084
4.44
1.4629e-05
4.005e-08
d
yr
n .2218142460092606 1.9994e-09 deg/d
Q 2.711863191135703 1.6296e-08 au
  Orbit Determination Parameters
   # obs. used (total)      785  
   data-arc span      9027 days (24.71 yr)  
   first obs. used      1995-11-29  
   last obs. used      2020-08-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56202  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:00:17  

Additional Information
 Earth MOID = 1.67565 au 
 Jupiter MOID = 2.27569 au 
 T_jup = 3.358 
[ 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 15.24   n/a E2021B10  
diameter diameter 4.977 km 0.110 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.078   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

72109 (2000 YF55)          Discovered 2000-Dec-30 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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