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

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04245034886438776 4.7792e-08  
a 2.579229979560612 1.0731e-08 au
q 2.469740767126776 1.1957e-07 au
i 2.373525098481313 3.7217e-06 deg
node 303.4514660770905 9.692e-05 deg
peri 68.58372210197635 0.00010561 deg
M 165.6986932953849 4.3064e-05 deg
tp 2458304.113871168685
(2018-Jul-04.61387117)
0.00017988 TDB
period 1512.981191302224
4.14
9.4423e-06
2.585e-08
d
yr
n .2379408297139158 1.4849e-09 deg/d
Q 2.688719191994447 1.1187e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1457  
   data-arc span      9692 days (26.54 yr)  
   first obs. used      1993-10-15  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53027  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 06:11:39  

Additional Information
 Earth MOID = 1.46999 au 
 Jupiter MOID = 2.49422 au 
 T_jup = 3.423 
[ 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 14.7   n/a MPO468053  

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 | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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