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  REFERENCE_KEY_ID                 = "BEWSHERETAL2010"                        
  REFERENCE_DESC                   = "Bewsher, D., D.S. Brown, C.J. Eyles,    
        B.J. Kellet, G.J. White, and 1 other, Determination of the Photometric
        Calibration and Large-Scale Flatfield of the STEREO Heliospheric      
        Imagers: I. HI-1, Sol. Phys. 264, 433-460, 2010.  "                   
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  REFERENCE_KEY_ID                 = "BEWSHERETAL2012"                        
  REFERENCE_DESC                   = "Bewsher, D., D.S. Brown, C.J. Eyles,    
        Long-Term Evolution of the Photometric Calibration of the STEREO      
        Heliospheric Imagers: I. HI-1, Sol. Phys. 276, 491-499, 2012.  "      
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OBJECT                             = REFERENCE                                
  REFERENCE_KEY_ID                 = "BROWNETAL2009"                          
  REFERENCE_DESC                   = "Brown, D.S., D. Bewsher, C.J. Eyles,    
        Calibrating the Pointing and Optical Parameters of the STEREO         
        Heliospheric Imagers, Sol. Phys. 254, 185-225, 2009.  "               
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OBJECT                             = REFERENCE                                
  REFERENCE_KEY_ID                 = "DAVISETAL2012"                          
  REFERENCE_DESC                   = "Davis, C.J., J.A. Davies, O.C. St Cyr,  
        M. Campbell-Brown, A. Skelt, and 7 others, The distribution of        
        interplanetary dust between 0.96 and 1.04 au as inferred from impacts 
        on the STEREO spacecraft observed by the heliospheric imagers, Mon.   
        Not. R. Astron. Soc. 420, 1355-1366, 2012."                           
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OBJECT                             = REFERENCE                                
  REFERENCE_KEY_ID                 = "EYLESETAL2009"                          
  REFERENCE_DESC                   = "Eyles, C.J., R.A. Harrison, C.J. Davis, 
        N.R. Waltham, B.M. Shaughnessy, and 13 others, The Heliospheric       
        Imagers Onboard the STEREO Mission. Sol. Phys. 254, 387-445, 2009."   
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OBJECT                             = REFERENCE                                
  REFERENCE_KEY_ID                 = "HARRISONETAL2009"                       
  REFERENCE_DESC                   = "Harrison, R.A., J.A. Davies, A.P.       
        Rouillard, C.J. Davis, C.J. Eyles, and 8 others, Two Years of the     
        STEREO Heliospheric Imagers, Sol. Phys. 256, 219-237, 2009."          
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OBJECT                             = REFERENCE                                
  REFERENCE_KEY_ID                 = "HOWARDETAL2008"                         
  REFERENCE_DESC                   = "Howard, R.A., J.D. Moses, A. Vourlidas, 
        J.S. Newmark, D.G. Socker, and 41 others, Sun Earth Connection Coronal
        and Heliospheric Investigation (SECCHI), Space Sci. Rev. 136, 67-115, 
        2008.  "                                                              
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OBJECT                             = REFERENCE                                
  REFERENCE_KEY_ID                 = "KAISERETAL2008"                         
  REFERENCE_DESC                   = "Kaiser, M.L., T.A. Kucera, J.M. Davila, 
        O.C. St. Cyr, M. Guhathakurta, E. Christian, The STEREO Mission: An   
        Introduction. Space Sci. Rev. 136, 5-16, 2008."                       
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OBJECT                             = REFERENCE                                
  REFERENCE_KEY_ID                 = "KNIGHT&BATTAMS2014"                     
  REFERENCE_DESC                   = "Knight, M.M., K. Battams, Preliminary   
        Analysis of SOHO/STEREO Observations of Sungrazing Comet ISON (C/2012 
        S1) around Perihelion, Astrophs. J. Lett. 782, L37 (5pp), 2014."      
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OBJECT                             = REFERENCE                                
  REFERENCE_KEY_ID                 = "KNIGHT2014"                             
  REFERENCE_DESC                   = "Knight, M.M., STEREO SECCHI Comet Images
        V1.0. STEREO-C-SECCHI-3-DATASET_ID_TBD-V1.0. NASA Planetary Data      
        System, SUBMITTED, 2014."                                             
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OBJECT                             = REFERENCE                                
  REFERENCE_KEY_ID                 = "THOMPSONETAL2008"                       
  REFERENCE_DESC                   = "Thompson, W.T., N.L. Reginald, The      
        Radiometric and Pointing Calibration of SECCHI COR1 on STEREO, Sol.   
        Phys. 250, 443-454, 2008. "                                           
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OBJECT                             = REFERENCE                                
  REFERENCE_KEY_ID                 = "THOMPSONETAL2010"                       
  REFERENCE_DESC                   = "Thompson, W.T., K. Wei, J.T. Burkpile,  
        J.M. Davila, O.C. St. Cyr, Background Subtraction for the SECCHI/COR1 
        Telescope Aboard STEREO, Sol. Phys. 262, 213-231, 2010."              
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OBJECT                             = REFERENCE                                
  REFERENCE_KEY_ID                 = "WRAIGHTETAL2011"                        
  REFERENCE_DESC                   = "Wraight, K.T., G.J. White, D. Bewsher,  
        A.J. Norton, STEREO Observations of Stars and the Search for          
        Exoplanets. Mon. Not. R. Astron. Soc. 416, 2477-2493, 2011."          
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END