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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 ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08980272451435346 6.2618e-08  
a 2.257531297690945 1.1458e-08 au
q 2.054798836481874 1.3931e-07 au
i 4.299833386015549 6.1546e-06 deg
node 206.137041009491 5.3897e-05 deg
peri 345.4466791032928 5.8453e-05 deg
M 243.9643368263622 2.1993e-05 deg
tp 2457999.835651757001
(2017-Sep-03.33565176)
7.5508e-05 JED
period 1238.936639827655
3.39
9.4319e-06
2.582e-08
d
yr
n .2905717600296965 2.2121e-09 deg/d
Q 2.460263758900016 1.2487e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1054  
   data-arc span      13550 days (37.10 yr)  
   first obs. used      1978-11-28  
   last obs. used      2016-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54948  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 20:25:13  

Additional Information
 Earth MOID = 1.05394 au 
 Jupiter MOID = 2.50011 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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