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23798 Samagonzalez (1998 QL37)
Classification: Main-belt Asteroid          SPK-ID: 2023798
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0897080007719905 6.2628e-08  
a 2.257810744082922 1.1477e-08 au
q 2.055267056109722 1.3935e-07 au
i 4.299500476540935 6.1545e-06 deg
node 206.135946754598 5.4025e-05 deg
peri 345.3821963807708 5.8597e-05 deg
M 185.9255887332351 2.2084e-05 deg
tp 2457999.686699029177
(2017-Sep-03.18669903)
7.5682e-05 JED
period 1239.166687859351
3.39
9.4485e-06
2.587e-08
d
yr
n .290517816147799 2.2152e-09 deg/d
Q 2.460354432056121 1.2507e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1043  
   data-arc span      13537 days (37.06 yr)  
   first obs. used      1978-11-28  
   last obs. used      2015-12-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .547  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:53:55  

Additional Information
 Earth MOID = 1.05477 au 
 Jupiter MOID = 2.49974 au 
 T_jup = 3.613 
[ 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 MPO347704  

23798 Samagonzalez           Discovered 1998 Aug. 17 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Samantha Gonzalez (b. 1992) 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 St. Gregory the Great Catholic School, San Antonio, Texas.
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 QL37 = 1978 WP21 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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