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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1359469675846441 1.1068e-07  
a 2.567795420742014 3.4776e-08 AU
q 2.218711419914402 2.8972e-07 AU
i 8.625009059161069 8.4237e-06 deg
node 69.11011793485379 8.1886e-05 deg
peri 237.4164659258259 8.8798e-05 deg
M 329.3573054612682 4.42e-05 deg
tp 2456928.427380773051
(2014-Sep-27.92738077)
0.00018612 JED
period 1502.931050012168
4.11
3.0532e-05
8.359e-08
d
yr
n .2395319465900218 4.8661e-09 deg/d
Q 2.916879421569626 3.9504e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      386  
   data-arc span      12543 days (34.34 yr)  
   first obs. used      1978-11-29  
   last obs. used      2013-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59129  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-05 20:29:36  

Additional Information
 Earth MOID = 1.21664 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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