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216566 (2001 YB51)
Classification: Main-belt Asteroid          SPK-ID: 2216566
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06861501757605094 4.6326e-08  
a 2.945159983458533 2.6873e-08 au
q 2.743077779429244 1.4456e-07 au
i 13.04902816360583 4.5812e-06 deg
node 78.28347810650823 2.0488e-05 deg
peri 280.369121480479 3.8655e-05 deg
M 31.65505027890129 3.3115e-05 deg
tp 2459234.168698647585
(2021-Jan-19.66869865)
0.00016959 TDB
period 1846.127804946828
5.05
2.5267e-05
6.918e-08
d
yr
n .1950027506412909 2.6689e-09 deg/d
Q 3.147242187487822 2.8717e-08 au
  Orbit Determination Parameters
   # obs. used (total)      451  
   data-arc span      6919 days (18.94 yr)  
   first obs. used      2001-12-18  
   last obs. used      2020-11-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56587  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:55:21  

Additional Information
 Earth MOID = 1.77812 au 
 Jupiter MOID = 2.19088 au 
 T_jup = 3.229 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.19   n/a MPCxxxxx  
diameter diameter 5.752 km 0.231 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

216566 (2001 YB51)          Discovered 2001-Dec-18 by LINEAR at Socorro
Reference: 20090707/Numbers.arcLast Updated: 2009-07-09

Alternate Designations
 2001 YB51 = 2006 XC12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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