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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04137911242914244 5.4112e-08  
a 2.580381531050032 1.6253e-08 au
q 2.473607633566629 1.3508e-07 au
i 2.37302970652757 5.1353e-06 deg
node 303.5026056845264 0.00012853 deg
peri 68.61807358259003 0.00014322 deg
M 192.585073731427 6.3908e-05 deg
tp 2458304.570242411513
(2018-Jul-05.07024241)
0.00027067 JED
period 1513.99455781814
4.15
1.4304e-05
3.916e-08
d
yr
n .2377815680650835 2.2465e-09 deg/d
Q 2.687155428533434 1.6925e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1027  
   data-arc span      8209 days (22.48 yr)  
   first obs. used      1993-10-15  
   last obs. used      2016-04-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52798  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:49:42  

Additional Information
 Earth MOID = 1.47271 au 
 Jupiter MOID = 2.49231 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 14.7 mag n/a MPO337491  

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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