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56241 (1999 JU53)
Classification: Main-belt Asteroid          SPK-ID: 2056241
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09521945568278273 5.3285e-08  
a 2.559823739143035 1.2364e-08 au
q 2.31607871605797 1.4045e-07 au
i 15.61970689356336 5.0496e-06 deg
node 64.7257389933598 1.7052e-05 deg
peri 165.0440116372667 2.9619e-05 deg
M 318.5252437526283 2.681e-05 deg
tp 2458772.843481488618
(2019-Oct-16.34348149)
0.00011196 TDB
period 1495.937745018915
4.10
1.0838e-05
2.967e-08
d
yr
n .2406517257811741 1.7435e-09 deg/d
Q 2.803568762228101 1.3541e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1369  
   data-arc span      7307 days (20.01 yr)  
   first obs. used      1999-05-10  
   last obs. used      2019-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45418  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:09:06  

Additional Information
 Earth MOID = 1.30713 au 
 Jupiter MOID = 2.2048 au 
 T_jup = 3.378 
[ 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 14.0   n/a MPO436176  
diameter diameter 4.598 km 0.338 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.277   0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56241 (1999 JU53)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 JU53 = 2000 SV12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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