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23904 Amytang (1998 SE70)
Classification: Main-belt Asteroid          SPK-ID: 2023904
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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1359443595418842 9.2639e-08  
a 2.567809496563794 2.6596e-08 AU
q 2.218730279127861 2.418e-07 AU
i 8.624598894957806 8.0366e-06 deg
node 69.10682522309415 6.766e-05 deg
peri 237.3864779748114 7.386e-05 deg
M 17.28847769089096 3.4346e-05 deg
tp 2456928.323323394024
(2014-Sep-27.82332339)
0.00014285 JED
period 1502.943407900044
4.11
2.335e-05
6.393e-08
d
yr
n .2395299770488381 3.7214e-09 deg/d
Q 2.916888713999727 3.0212e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      399  
   data-arc span      13411 days (36.72 yr)  
   first obs. used      1978-11-29  
   last obs. used      2015-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56861  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 15:02:56  

Additional Information
 Earth MOID = 1.21853 AU 
 T_jup = 3.403 
[ 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 MPO259511  

23904 Amytang           Discovered 1998 Sept. 21 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Amy B. Tang (b. 1993) is a finalist in the 2007 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition, for her environmental sciences project. She attends the Meadow Park Middle School, Summa Academy, 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: 20071026/MPCPages.arcLast Updated: 2007-10-28

[ show close-approach data ]
Alternate Designations
 1998 SE70 = 1978 WF10 = 2000 AV134 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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