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Spectra of T Cor Bor?
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2
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112
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August 11, 2025
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114th Annual Meeting
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5
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241
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October 31, 2025
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Observer log book
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5
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229
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January 31, 2025
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VSTAR: AAVSO db observations: the validation column?
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1
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115
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September 2, 2025
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HX Peg - has it been removed from the target tool?
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3
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123
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October 1, 2024
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Flat profile does not match sky background profile
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8
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248
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February 6, 2025
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Nueva referencia de RR Sgr
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1
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93
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August 15, 2025
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Trying to find best approach using a One Shot Color Camera for good quality photometry
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8
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235
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November 19, 2025
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Errors uploading T CrB flux-calibrated spectrum
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8
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213
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April 5, 2025
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He realizado mis primeras curvas. Como se si las he hecho correctamente?
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5
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139
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July 6, 2025
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Request for observations: Q0957+561 (Twin Quasar) - A General Relativity “lab” for amateurs
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7
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215
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April 15, 2026
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Angularly distant star photometry
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2
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192
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April 15, 2025
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Is Sequence Team still active
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7
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209
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March 20, 2025
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Sloan or Johnson filters?
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2
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191
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March 11, 2025
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What Happens if there is No Comparison Star?
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3
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161
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February 1, 2026
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Are Color Astro Camera's okay, if not Monochrome?
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8
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185
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January 20, 2026
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[Resolved] DDOS against www.aavso.org
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4
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240
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February 4, 2026
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Names for 'new' variable stars
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6
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188
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July 23, 2025
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Starting out plan
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5
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201
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October 21, 2024
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Huge observer gap in the Far East
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6
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184
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October 11, 2024
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Optical observations of a BL Lacertae outburst in B and V Filters
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3
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136
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September 21, 2024
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R Leo Halpha emission?
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5
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111
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April 11, 2026
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Charts designed in Italy for AAVSO in the early 1950s
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4
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121
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January 27, 2026
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VPhot down since at least 7AM
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4
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215
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October 22, 2025
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Chroma UBVRI not produced anymore?
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7
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168
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March 6, 2026
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VSP not responding
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8
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143
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October 31, 2025
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Two questions regarding charts and magnitudes
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5
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175
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December 8, 2025
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CHOICE course - Introduction to Exoplanet Observing - seats added
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0
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76
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January 10, 2025
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Question regarding date useage
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5
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171
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November 28, 2025
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Change Short Period Variables I am observing?
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6
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148
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January 11, 2026
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Why is my V data more scattered than B (topic moved)?
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6
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147
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October 27, 2025
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Discourse - show me more!
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5
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156
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November 23, 2024
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Photometry without filters
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5
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154
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March 26, 2026
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Variable Star Classification CHOICE course - seats available
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0
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67
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June 24, 2025
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Lucke catalogue of stars in LMC associations
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0
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67
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November 20, 2024
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Website problems
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4
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168
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April 23, 2025
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Robert Fleck - We are stardust
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1
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82
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February 15, 2025
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Comparison Charts Using Celestron Origin
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4
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162
|
January 6, 2025
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Photometry with ZWO LRGB filters and ASI2600MM?
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4
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161
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February 15, 2025
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Skychart - Cartes du Ciel - LINUX
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3
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177
|
March 10, 2025
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R Lyr visual obs in the year 928
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1
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140
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September 20, 2024
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About Photographic Equipment
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5
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142
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February 7, 2025
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Question about the light curve of eclipsing variable stars
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5
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140
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February 15, 2025
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Where to find light curve data outside AAVSO
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5
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138
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December 16, 2025
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Clicking thrice to get to a forum topic
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5
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137
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October 30, 2024
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Possible Wrap Problem with ST402 Images Resulting in Dividing by Zero with Master Dark?
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8
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111
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January 14, 2026
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|
T CrB Light Curves
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2
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192
|
March 28, 2025
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Elections for AAVSO Board (2024-25)
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2
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107
|
November 6, 2024
|
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ALPI600 Below 4000Å assistance requested
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5
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134
|
November 29, 2024
|
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Starchive: Using AI to mine astronomical archives
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3
|
162
|
November 6, 2024
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