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JPL Small-Body Database Browser
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442456 (2011 UY246)
Classification: Main-belt Asteroid          SPK-ID: 2442456
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03220562421683863 6.5553e-08  
a 2.762629323384297 5.3442e-08 au
q 2.673657121544963 1.8874e-07 au
i 10.65920727836199 7.8079e-06 deg
node 56.8446414087024 3.3852e-05 deg
peri 8.704349467105365 0.00015383 deg
M 216.1726807521063 0.0001541 deg
tp 2459270.571640748622
(2021-Feb-25.07164075)
0.00073196 TDB
period 1677.190341382496
4.59
4.8667e-05
1.332e-07
d
yr
n .2146446894651531 6.2283e-09 deg/d
Q 2.851601525223631 5.5163e-08 au
  Orbit Determination Parameters
   # obs. used (total)      177  
   data-arc span      5579 days (15.27 yr)  
   first obs. used      2004-03-23  
   last obs. used      2019-07-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64662  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:43:14  

Additional Information
 Earth MOID = 1.68643 au 
 Jupiter MOID = 2.28172 au 
 T_jup = 3.315 
[ 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 16.1   n/a MPO440832  

442456 (2011 UY246)          Discovered 2004-Mar-23 by LINEAR at Socorro
Reference: Last Updated: 2015-09-02

Alternate Designations
 2011 UY246 = 2004 FY91 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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