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About the Photometry category
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0
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45
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August 30, 2024
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Error message from Vphot
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1
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40
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May 21, 2026
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Quality of Photometry if 400 ADU Subtracted from Master Dark?
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8
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162
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May 13, 2026
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Gaia DR3 RR Lyrae (RRab, RRc): Top 1000 Single-Pulsation CMD Loops [RP vs BP-RP] - Animated
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5
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102
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May 2, 2026
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Exposure time and Saturation
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3
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163
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April 12, 2026
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Unuusal Spikes in ZTF J050738.71+301649.2 and ZTF J050814.72+301507.8?
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35
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444
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March 26, 2026
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CHOICE CCD course starts Mar 23 - seats available
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0
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73
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March 21, 2026
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A strategy for obtaining DSLR photometry of LPVs through an entire season
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0
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95
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February 9, 2026
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Magnitudes BP o G GAIA to Comparation stars?
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3
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162
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January 14, 2026
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Transformation for an image series
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26
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529
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January 1, 2026
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Report only I and R data on faint Mira?
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2
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90
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December 28, 2025
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BL Cam for practice with VPhot
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2
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88
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December 24, 2025
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DSLR photometry with in-focus images
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9
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335
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December 4, 2025
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Very high errors
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20
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438
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November 22, 2025
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Z Tau measurement submitted
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0
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75
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October 6, 2025
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CHOICE course on Photometry Using VPhot - seats still available - starts Sep 29
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0
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56
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September 25, 2025
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Comp stars for Sloan filters
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2
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114
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September 15, 2025
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Error in VPHOT statistically difficult to understand for me
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0
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86
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September 1, 2025
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A few seats left in Observational Best Practices (2025) CHOICE course - registration closing very soon
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0
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100
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August 14, 2025
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MASCARA data quality
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1
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73
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August 6, 2025
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Second-order extinction coefficient (a.k.a. k")
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16
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614
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July 18, 2025
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Transformation coefficients for one camera through different optics
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2
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157
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July 7, 2025
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Photometry with smart telescopes: in focus, or defocussed images?
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7
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427
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June 9, 2025
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Seats available in CHOICE VStar course starting Monday
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4
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94
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May 25, 2025
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SU band filter transformation coefficients
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1
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94
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May 13, 2025
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CHOICE course on using VStar - a few seats available
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0
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109
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May 13, 2025
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TransformGenerator with Sloan GRI filters-can I?
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7
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222
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March 24, 2025
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In case we are blessed to witness T CrB outburst
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13
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1336
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March 14, 2025
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Creating a cataclysmic variable movie
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5
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229
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February 23, 2025
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Instrumental magnitude in AAVSO extended file format
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1
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130
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January 30, 2025
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