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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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09210340578918073 6.3743e-08  
a 2.461411430478624 1.8765e-08 AU
q 2.234707054683123 1.6015e-07 AU
i 3.672116540866318 6.3718e-06 deg
node 250.360174851856 0.00010225 deg
peri 275.2251966396674 0.00010893 deg
M 302.1818130500019 3.9547e-05 deg
tp 2457227.035732383442
(2015-Jul-23.53573238)
0.00015531 JED
period 1410.505378326151
3.86
1.613e-05
4.416e-08
d
yr
n .2552276691260918 2.9187e-09 deg/d
Q 2.688115806274125 2.0494e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      734  
   data-arc span      12365 days (33.85 yr)  
   first obs. used      1981-05-09  
   last obs. used      2015-03-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54805  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 17:25:14  

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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