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411056 (2009 VY44)
Classification: Outer Main-belt Asteroid          SPK-ID: 2411056
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09228987848245311 1.1086e-07  
a 3.242041957988286 7.5842e-08 au
q 2.942834299650533 3.6389e-07 au
i 13.57325240724641 8.8147e-06 deg
node 224.790752427844 3.9919e-05 deg
peri 140.9579836340742 8.4077e-05 deg
M 337.1515512454806 7.1307e-05 deg
tp 2459135.825796741022
(2020-Oct-13.32579674)
0.00042404 TDB
period 2132.192314243291
5.84
7.4818e-05
2.048e-07
d
yr
n .1688403046925732 5.9246e-09 deg/d
Q 3.54124961632604 8.2841e-08 au
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      6182 days (16.93 yr)  
   first obs. used      2001-06-11  
   last obs. used      2018-05-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60096  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 11:57:25  

Additional Information
 Earth MOID = 1.95727 au 
 Jupiter MOID = 1.95813 au 
 T_jup = 3.133 
[ 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 15.6   n/a MPO450422  
diameter diameter 4.926 km 0.305 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.046   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

411056 (2009 VY44)          Discovered 2009-Nov-14 by Lowe, A. at Mayhill
Reference: Last Updated: 2014-10-09

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Alternate Designations
 2009 VY44 = 2003 UM287 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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