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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04097221546371935 5.4043e-08  
a 2.581168526854043 1.7434e-08 au
q 2.475412333823608 1.3499e-07 au
i 2.374709343020067 5.6756e-06 deg
node 303.5649428017857 0.00014046 deg
peri 68.05626392466311 0.00016032 deg
M 145.5893460304904 7.4838e-05 deg
tp 2456787.937984871864
(2014-May-10.43798487)
0.00031476 JED
period 1514.687245040207
4.15
1.5346e-05
4.202e-08
d
yr
n .2376728272973896 2.408e-09 deg/d
Q 2.686924719884478 1.8148e-08 au
  Orbit Determination Parameters
   # obs. used (total)      905  
   data-arc span      8099 days (22.17 yr)  
   first obs. used      1993-10-15  
   last obs. used      2015-12-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53216  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 14:04:14  

Additional Information
 Earth MOID = 1.47362 au 
 Jupiter MOID = 2.49016 au 
 T_jup = 3.422 
[ 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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