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64637 (2001 XM51)
Classification: Main-belt Asteroid          SPK-ID: 2064637
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09580575646054605 4.7231e-08  
a 3.021998957076044 2.7675e-08 au
q 2.732474060970393 1.4544e-07 au
i 12.35389993651426 5.717e-06 deg
node 75.1317781734615 2.6346e-05 deg
peri 162.9139532987207 4.2685e-05 deg
M 56.5852199502643 3.134e-05 deg
tp 2458898.893706430787
(2020-Feb-19.39370643)
0.00016751 TDB
period 1918.844987796313
5.25
2.6358e-05
7.216e-08
d
yr
n .1876128620548135 2.5772e-09 deg/d
Q 3.311523853181696 3.0326e-08 au
  Orbit Determination Parameters
   # obs. used (total)      556  
   data-arc span      8919 days (24.42 yr)  
   first obs. used      1996-01-20  
   last obs. used      2020-06-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60885  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:25:21  

Additional Information
 Earth MOID = 1.72067 au 
 Jupiter MOID = 1.71828 au 
 T_jup = 3.204 
[ 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 14.55   n/a E2020-QM9  
diameter diameter 4.346 km 0.113 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.085   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

64637 (2001 XM51)          Discovered 2001-Dec-10 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 XM51 = 2000 SY344 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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