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23307 Alexramek (2001 AG20)
Classification: Main-belt Asteroid          SPK-ID: 2023307
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1230950785583439 6.8605e-08  
a 2.304552767106558 1.9296e-08 AU
q 2.020873663197727 1.611e-07 AU
i 7.231929024366586 7.3821e-06 deg
node 158.0095465376175 5.8306e-05 deg
peri 205.7899515249354 6.5654e-05 deg
M 94.92493379459204 3.1977e-05 deg
tp 2456663.557174137661
(2014-Jan-06.05717414)
0.00011261 JED
period 1277.845687761255
3.50
1.6049e-05
4.394e-08
d
yr
n .2817241576568675 3.5384e-09 deg/d
Q 2.588231871015388 2.1672e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      481  
   data-arc span      9088 days (24.88 yr)  
   first obs. used      1989-11-06  
   last obs. used      2014-09-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59691  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 14:47:59  

Additional Information
 Earth MOID = 1.02045 AU 
 T_jup = 3.568 
[ 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 15.5 mag n/a MPO266077  

23307 Alexramek           Discovered 2001 Jan. 2 by the Lincoln Laboratory Near-Earth Asteroid Research Team in Socorro.
Alex Shlomo Ramek (b. 1990) was awarded first place in the 2007 Intel International Science and Engineering Fair for his medicine and health sciences team project. He attends the Hebrew Academy of the Five Towns and Rockaway, Cedarhurst, New York, U.S.A.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070828/MPCPages.arcLast Updated: 2007-08-30

[ show close-approach data ]
Alternate Designations
 2001 AG20 = 1989 VY4 = 1989 XF2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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