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23801 Erikgustafson (1998 QQ38)
Classification: Main-belt Asteroid          SPK-ID: 2023801
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 .1751642674154197 6.0074e-08  
a 2.431203842619766 1.9172e-08 AU
q 2.005343802589721 1.4419e-07 AU
i 2.742484156412812 6.4755e-06 deg
node 250.5139476146421 0.00012334 deg
peri 355.0238385038437 0.00012477 deg
M 179.6511988696652 2.1611e-05 deg
tp 2456309.531727594777
(2013-Jan-17.03172759)
7.8243e-05 JED
period 1384.61963867185
3.79
1.6378e-05
4.484e-08
d
yr
n .2599992011851847 3.0754e-09 deg/d
Q 2.857063882649811 2.253e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      648  
   data-arc span      8946 days (24.49 yr)  
   first obs. used      1990-05-01  
   last obs. used      2014-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57012  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:43:35  

Additional Information
 Earth MOID = .99356 AU 
 T_jup = 3.485 
[ 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 14.9 mag n/a MPO270292  

23801 Erikgustafson           Discovered 1998 Aug. 17 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Erik Olaf Gustafson (b. 1996) is a finalist in the 2007 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition, for his environmental sciences project. He attends the Homer Intermediate School, Homer, New York.
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 QQ38 = 1990 JP1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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