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27392 Valerieding (2000 EW90)
Classification: Main-belt Asteroid          SPK-ID: 2027392
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 .09210341519225347 6.51e-08  
a 2.461411434081187 1.9452e-08 AU
q 2.234707034809048 1.6256e-07 AU
i 3.672117304193456 6.5101e-06 deg
node 250.3601653673882 0.00010608 deg
peri 275.2252128696101 0.00011285 deg
M 302.1818043446187 4.1564e-05 deg
tp 2457227.035766989090
(2015-Jul-23.53576699)
0.00016341 JED
period 1410.505381422811
3.86
1.672e-05
4.578e-08
d
yr
n .2552276685657586 3.0255e-09 deg/d
Q 2.688115833353327 2.1243e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      663  
   data-arc span      12286 days (33.64 yr)  
   first obs. used      1981-05-09  
   last obs. used      2014-12-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56387  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 03:10:50  

Additional Information
 Earth MOID = 1.24619 AU 
 T_jup = 3.481 
[ 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 15.0 mag n/a MPO272772  

27392 Valerieding           Discovered 2000 Mar. 9 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Valerie S. Ding (b. 1997) is a finalist in the 2011 Broadcom MASTERS, a math and science competition for middle-school students, for her physical sciences project. She attends the Summa North at Meadow Park Middle School, Beaverton, Oregon.
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 EW90 = 1981 JQ4 = 1998 UP32 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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