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27551 Pelayo (2000 JU31)
Classification: Main-belt Asteroid          SPK-ID: 2027551
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04103378835520289 5.4354e-08  
a 2.579145526256672 1.7543e-08 AU
q 2.473313414594987 1.3616e-07 AU
i 2.376934551629321 5.7597e-06 deg
node 303.5767547141714 0.00014279 deg
peri 66.80148990451755 0.00016282 deg
M 51.72670728136554 7.5631e-05 deg
tp 2456783.117523921575
(2014-May-05.61752392)
0.00031777 JED
period 1512.906881208448
4.14
1.5435e-05
4.226e-08
d
yr
n .2379525167553252 2.4277e-09 deg/d
Q 2.684977637918356 1.8262e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      848  
   data-arc span      7795 days (21.34 yr)  
   first obs. used      1993-10-15  
   last obs. used      2015-02-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54148  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 15:26:22  

Additional Information
 Earth MOID = 1.4731 AU 
 T_jup = 3.423 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.6 mag n/a MPO266096  

27551 Pelayo           Discovered 2000 May 7 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Heather Pelayo mentored a finalist in the 2011 Broadcom MASTERS, a math and science competition for middle-school students. She teaches at the Challenger School, Strawberry Park, San Jose, California.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20111210/MPCPages.arcLast Updated: 2011-12-12

[ show close-approach data ]
Alternate Designations
 2000 JU31 = 1995 ER3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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