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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04111615312092632 7.0376e-08  
a 2.579262761747966 2.5252e-08 AU
q 2.473213399096833 1.8542e-07 AU
i 2.376915430888018 7.4936e-06 deg
node 303.5775385878218 0.00016685 deg
peri 66.71904899036154 0.00019121 deg
M 4.209345577316896 9.4533e-05 deg
tp 2456782.808938595225
(2014-May-05.30893860)
0.0003972 JED
period 1513.010036533671
4.14
2.222e-05
6.084e-08
d
yr
n .2379362934199468 3.4943e-09 deg/d
Q 2.685312124399099 2.6291e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      686  
   data-arc span      7281 days (19.93 yr)  
   first obs. used      1993-10-15  
   last obs. used      2013-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58169  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Oct-23 02:49:03  

Additional Information
 Earth MOID = 1.47148 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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