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JPL Small-Body Database Browser
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5539 Limporyen (1965 UA1)
Classification: Main-belt Asteroid          SPK-ID: 2005539
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .157539491250305 2.7237e-08  
a 2.43596046599602 7.8512e-09 au
q 2.052200493477151 6.6603e-08 au
i 1.823454638312767 4.0158e-06 deg
node 295.51315402 9.9442e-05 deg
peri 122.3896458348634 0.00010049 deg
M 358.4377325944268 1.4272e-05 deg
tp 2458606.526381921737
(2019-May-03.02638192)		 5.5067e-05 TDB
period 1388.68511503597
3.80		 6.7137e-06
1.838e-08		 d
yr
n .2592380346718668 1.2533e-09 deg/d
Q 2.819720438514889 9.0881e-09 au
   Orbit Determination Parameters
   # obs. used (total)      2113  
   data-arc span      19775 days (54.14 yr)  
   first obs. used      1965-10-16  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48086  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 22:00:40  

Additional Information
 Earth MOID = 1.0647 au 
 Jupiter MOID = 2.50705 au 
 T_jup = 3.487 
[ 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 13.8   n/a MPO452244  
diameter diameter 10.362 km 0.151 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

5539 Limporyen           Discovered 1965 Oct. 16 at the Purple Mountain Observatory.
Lim Poryen (b. 1914) is a prestigious philanthropist who helped launch many schools and a first-class Limporyen library in China.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20041126/MPCPages.arcLast Updated: 2004-12-06

[ show close-approach data ]
Alternate Designations
 1965 UA1 = 1984 UY4 = 1988 XQ3 = 1991 NS3 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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