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10912 (1997 YW5)
Classification: Main-belt Asteroid          SPK-ID: 2010912
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09593136872418219 1.7247e-08  
a 2.799324604503279 1.0106e-08 au
q 2.530781563689999 5.0727e-08 au
i 6.101129959320753 8.6316e-07 deg
node 63.68309727562101 8.2109e-06 deg
peri 64.46544248416248 1.0875e-05 deg
M 308.4320042333012 1.0181e-05 deg
tp 2459445.550769538417
(2021-Aug-19.05076954)
4.8604e-05 TDB
period 1710.717582140335
4.68
9.2639e-06
2.536e-08
d
yr
n .210438007861936 1.1396e-09 deg/d
Q 3.067867645316559 1.1075e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2394  
   data-arc span      13046 days (35.72 yr)  
   first obs. used      1985-06-21  
   last obs. used      2021-03-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46728  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 22:25:06  

Additional Information
 Earth MOID = 1.55328 au 
 Jupiter MOID = 1.99758 au 
 T_jup = 3.311 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.47   n/a E2021B10  
diameter diameter 8.288 km 0.072 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.135   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

Alternate Designations
 1997 YW5 = 1985 ME = 1989 FM 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]
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