Sextractor for dummies - METU Astrophysics

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The spiff new cover was made by Robin J. Allen, who also made my thesis-cover. Thank you Robin.
Contents 1 Foreword 7 2 Introduction 9 3 Pros and Cons of SE 11 4 How to install SE 13 4.1 Installing version 2.2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 4.2 Installing version 2.3 and up . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 4.3 Scisoft . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 5 How SE works 15 6 Using SE 19 6.1 Using SE on one image . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 6.2 Using SE on separate images <strong>for</strong> detection and photometry . . . . . . . . . . . . 19 6.3 Crosscorrellating catalogs. (ASSOC) . . . . . . . . . . . . . . . . . . . . . . . 20 6.4 Multi-extention fits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 7 SE Input: the Configuration File 21 7.1 Image In<strong>for</strong>mation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 7.2 Background Estimation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 7.2.1 Weight Images . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 7.3 Finding and Separating Objects . . . . . . . . . . . . . . . . . . . . . . . . . . 31 7.3.1 Detection; Thresholds . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 7.3.2 Filtering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 7.3.3 Deblending: separating into different objects . . . . . . . . . . . . . . . 34 7.3.4 Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Page 4 and 5: 4 CONTENTS 7.4 Influencing Photomet
Page 6 and 7: 6 CONTENTS
Page 8 and 9: 8 CHAPTER 1: FOREWORD
Page 10 and 11: 10 CHAPTER 2: INTRODUCTION If you g
Page 12 and 13: 12 CHAPTER 3: PROS AND CONS OF SE H
Page 14 and 15: 14 CHAPTER 4: HOW TO INSTALL SE 4.2
Page 16 and 17: 16 CHAPTER 5: HOW SE WORKS 3. Filte
Page 18 and 19: 18 CHAPTER 5: HOW SE WORKS Figure 5
Page 20 and 21: 20 CHAPTER 6: USING SE of sources a
Page 22 and 23: 22 CHAPTER 7: SE INPUT: THE CONFIGU
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52 CHAPTER 7: SE INPUT: THE CONFIGU
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54 CHAPTER 7: SE INPUT: THE CONFIGU
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56 CHAPTER 8: OUTPUT PARAMETERS 8.1
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58 CHAPTER 8: OUTPUT PARAMETERS 8.2
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60 CHAPTER 8: OUTPUT PARAMETERS Nam
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62 CHAPTER 8: OUTPUT PARAMETERS Min
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64 CHAPTER 8: OUTPUT PARAMETERS NOT
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66 CHAPTER 8: OUTPUT PARAMETERS So
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68 CHAPTER 8: OUTPUT PARAMETERS Nam
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70 CHAPTER 8: OUTPUT PARAMETERS Fig
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72 CHAPTER 8: OUTPUT PARAMETERS 2 T
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74 CHAPTER 8: OUTPUT PARAMETERS hav
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76 CHAPTER 8: OUTPUT PARAMETERS
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78 CHAPTER 9: STRATEGIES FOR SE USE
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84 CHAPTER 10: AVAILABLE PACKAGES
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86 CHAPTER 11: FOLLOW-UP PROGRAMS
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88 CHAPTER 12: SE USE IN THE LITERA
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90 CHAPTER 12: SE USE IN THE LITERA
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92 CHAPTER 13: KNOWN BUGS AND FEATU
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94 CHAPTER 14: SE PARAMETER ADDITIO
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96 CHAPTER 15: EXAMPLES 15.2 Runnin
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98 CHAPTER 15: EXAMPLES 1 0.8 0.6 0
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100 CHAPTER 16: ACKNOWLEDGMENTS
Page 102 and 103:
102 CHAPTER A: ’DRIZZLE’ AND RM
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104 CHAPTER B: SE PARAMETERS MAG_GA
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106 BIBLIOGRAPHY Fasano, G. and Fil
Page 108 and 109:
108 INDEX Trujillo, I., Aguerri, J.
Page 110 and 111:
110 INDEX DELTAPEAK B1950, 60 DELTA
Page 112:
112 INDEX XPSF IMAGE, 73 XPSF WORLD
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