Basic radiometry and SNR eq. for CCD, ICCD - UNIS

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SNR example: CCD vs. ICCD SNR 1000 100 10 1 Ideal CCD (a) ALIS CCD (b) PAI ideal CCD (c) PAI ICCD (d) PAI CCD (e) t=16.7 ms, T=0.5, f/3.9, ALIS CCDCAM5, PAI ICCD 0.1 10000 100000 1e+06 1e+07 1e+08 1e+09 1e+10 Column emission rate Rayleighs 557.7 nm UNIS 2011-11-15 – p. 57
SNR vs. of integration time SNR 10000 1000 100 10 1 1 MR (a) 100 kR (b) 10 kR (c) 1 kR (d) 100 R (e) T=0.5, f/3.5, ALIS CCDCAM5 557.7 nm 0.1 0.001 0.01 0.1 1 10 100 1000 10000 Integration time [s] UNIS 2011-11-15 – p. 58
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Basic radiometry and SNR equations
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This is about taking pictures of da
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Radiometry UNIS 2011-11-15 - p. 5
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Radiometry vs. photometry Holst [19
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Radiometry “Mathematics is often
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Photon flux: in energy units: Flux
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Spectral radiance Also known as spe
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Spectral irradiance Also known as s
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At apperture: Eγapp = Φγapp Aapp
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Photometric units scoptic—rods (K
Page 21 and 22: The foot-lambert A foot-lambert or
Page 23 and 24: The Rayleigh (1) Consider a cylindr
Page 25 and 26: The Rayleigh (3) In SI-units the Ra
Page 27 and 28: By now you should realized that. .
Page 29 and 30: . . . God said: Go to, let us go do
Page 31 and 32: and now. . . UNIS 2011-11-15 - p. 2
Page 33 and 34: The 4π confusion Therefore, we pro
Page 35 and 36: Can we agree on this? The apparent
Page 37 and 38: Still confused. . . . . . but at a
Page 39 and 40: Where are my photons? • Transmitt
Page 45 and 46: What is noise? UNIS 2011-11-15 - p.
Page 47 and 48: Notation 〈X〉 2 variance of X
Page 49 and 50: E2V TECH CCD201 UNIS 2011-11-15 - p
Page 51 and 52: CCD-noise sources UNIS 2011-11-15 -
Page 53 and 54: (20) (21) (22) 〈n e − s 〉 = =
Page 55 and 56: (23) (24) 〈n e − p 〉 = Patter
Page 57 and 58: Signal-to-noise ratio for a CCD •
Page 59 and 60: Signal-to-noise ratio for a CCD •
Page 61 and 62: Dynamic range (1) The Dynamic Range
Page 63 and 64: ICCD UNIS 2011-11-15 - p. 51
Page 65 and 66: SNR for a CCD • Measured signal-t
Page 67 and 68: SNR for a CCD • Measured signal-t
Page 69 and 70: SNR for an ICCD • The signal-to-n
Page 71: SNR for an emCCD The signal-to-nois
Page 79 and 80: SNR: CCD, ICCD and emCCD SNR 1000 1
Page 81 and 82: SNR Fast: ≈ 2900 photons/pixel 10
Page 83 and 84: SNR Slow: ≈ 42 photons/pixel 100
Page 85 and 86: Intercalibration UNIS 2011-11-15 -
Page 87 and 88: The European Rayleigh UNIS 2011-11-
Page 89 and 90: Intercal. procedure • Calibrators
Page 91 and 92: 25 20 15 10 5 Intercal. workshops N
Page 93 and 94: and the FMI-sphere UNIS 2011-11-15
Page 95 and 96: [Rayleighs/Angstrom] 1000 100 10 1
Page 97 and 98: Calibration issues UNIS 2011-11-15
Page 99 and 100: Abs. calibration (ALIS) UNIS 2011-1
Page 101 and 102: ALIS UNIS 2011-11-15 - p. 81
Page 103 and 104: Spectroscopic imaging 4000 4500 500
Page 105 and 106: Scientific results and capabilities
Page 107 and 108: UNIS 2011-11-15 - p. 87
Page 109 and 110: electron energy 10 2 10 1 10 0 Auro
Page 111 and 112: UNIS 2011-11-15 - p. 90
Page 113 and 114: UNIS 2011-11-15 - p. 92
Page 115 and 116: UNIS 2011-11-15 - p. 94
Page 117 and 118: Radio-induced optical emissions UNI
Page 119 and 120: Tomography of RIOE After Gustavsson
Page 121 and 122: UNIS 2011-11-15 - p. 100
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A strange meteor trail 130 120 110
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Future plans and challenges UNIS 20
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We do not understand: • Creation
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ALIS 2010-2014 • Electrodynamics
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and now. . . UNIS 2011-11-15 - p. 1
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It’s The end! UNIS 2011-11-15 - p
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The end? Kiruna ASC 2007-02-05 17.3
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Enell, C.-F., Optical studies of po
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Basic radiometry and SNR eq. for CCD, ICCD - UNIS

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