Telescope Mak-Cas 0.3m f/5.6, CCD Sbig STL-6303, BVRI filters Photometric analysis performed with 1 comparison star and 2 check stars. Binning: 1x1 (1.15 arcsec/pixel) Meridian flip: none, not necessary. Moon: 52% illuminated at 65 degrees. Sky: clear; seeing 3/5. Defocus: defocused, initial FWHM ~ 9 arcsec.
--- Weather conditions --- Int: temp inside the observatory dome (read on focuser sensor) Ext: temp, humidity, pressure read from a weather station 2 km South of the observatory,at lower altitude and out of the town boundaries: http://www.associazionemeteosenese.it/siena4/wxindex.php TEMP °C Hour Int Ext H% Pres(hPa) 20:00 11.5 6.6 83 1025 21:00 10.9 5.4 85 1025 22:00 9.6 4.7 86 1025 23:20 8.2 3.4 89 1025
Telescope Mak-Cas 0.3m f/5.6, CCD Sbig STL-6303, BVRI filters Photometric analysis performed with 1 comparison star and 2 check stars. Binning: 1x1 (1.15 arcsec/pixel) Meridian flip: none, not necessary. Moon: 52% illuminated at 65 degrees. Sky: clear; seeing 3/5. Defocus: defocused, initial FWHM ~ 9 arcsec.
--- Weather conditions --- Int: temp inside the observatory dome (read on focuser sensor) Ext: temp, humidity, pressure read from a weather station 2 km South of the observatory,at lower altitude and out of the town boundaries: http://www.associazionemeteosenese.it/siena4/wxindex.php TEMP °C Hour Int Ext H% Pres(hPa) 20:00 11.5 6.6 83 1025 21:00 10.9 5.4 85 1025 22:00 9.6 4.7 86 1025 23:20 8.2 3.4 89 1025
Telescope Mak-Cas 0.3m f/5.6, CCD Sbig STL-6303, BVRI filters Photometric analysis performed with 3 comparison stars. Binning: 1x1 (1.15 arcsec/pixel) Meridian flip: none, not necessary. Moon: 52% illuminated at 65 degrees. Sky: clear; seeing 3/5. Defocus: defocused, initial FWHM ~ 9 arcsec.
--- Weather conditions --- Int: temp inside the observatory dome (read on focuser sensor) Ext: temp, humidity, pressure read from a weather station 2 km South of the observatory,at lower altitude and out of the town boundaries: http://www.associazionemeteosenese.it/siena4/wxindex.php TEMP °C Hour Int Ext H% Pres(hPa) 20:00 11.5 6.6 83 1025 21:00 10.9 5.4 85 1025 22:00 9.6 4.7 86 1025 23:20 8.2 3.4 89 1025
Telescope Mak-Cas 0.3m f/5.6, CCD Sbig STL-6303, BVRI filters Photometric analysis performed with 3 comparison stars. Binning: 1x1 (1.15 arcsec/pixel) Meridian flip: none, not necessary. Moon: 52% illuminated at 65 degrees. Sky: clear; seeing 3/5. Defocus: defocused, initial FWHM ~ 9 arcsec.
--- Weather conditions --- Int: temp inside the observatory dome (read on focuser sensor) Ext: temp, humidity, pressure read from a weather station 2 km South of the observatory,at lower altitude and out of the town boundaries: http://www.associazionemeteosenese.it/siena4/wxindex.php TEMP °C Hour Int Ext H% Pres(hPa) 20:00 11.5 6.6 83 1025 21:00 10.9 5.4 85 1025 22:00 9.6 4.7 86 1025 23:20 8.2 3.4 89 1025
RC-10 250mm F/8, CCD QHY268 Air temperature = 7.9 °C Air humidity = 75 % Air absolute pressure = 1005.9 Pa Air relative pressure = 1028.8 Pa Moon illumination = 51 % Moon distance: 64,42°
Weather conditions: clear Filter: R Cousins EXP. 90s Adopted linear limb darkening: 0.5
RC-10 250mm F/8, CCD QHY268 Air temperature = 7.9 °C Air humidity = 75 % Air absolute pressure = 1005.9 Pa Air relative pressure = 1028.8 Pa Moon illumination = 51 % Moon distance: 64,42°
Weather conditions: clear Filter: R Cousins EXP. 90s Adopted linear limb darkening: 0.5
RC 10 f/8, Moravian G2-1600, filters V-Rc-Ic Air temperature = 10.3 °C Air humidity = 54 % Air absolute pressure = 973.8 Pa Air relative pressure = 1025.4 Pa Dew Point = 0.66 °C Sky temperature = - 12.35 °C Moon illumination = 51 %
RC 10 f/8, Moravian G2-1600, filters V-Rc-Ic Air temperature = 10.3 °C Air humidity = 54 % Air absolute pressure = 973.8 Pa Air relative pressure = 1025.4 Pa Dew Point = 0.66 °C Sky temperature = - 12.35 °C Moon illumination = 51 %
R-C 360 mm Moravian G2-1600 Mk II Atmospheric Pressure: 1028 hPa Air Temperature: +0.3° Air Humidity: 95% Moon Phase: 44.2 % Sky Condition: very good Seeing: good
R-C 360 mm Moravian G2-1600 Mk II Atmospheric Pressure: 1028 hPa Air Temperature: +0.3° Air Humidity: 95% Moon Phase: 44.2 % Sky Condition: very good Seeing: good
Celestron C9.25 w reducer, QHY 294 M Avg ambient temperature 7.4 °C, avg pressure 1003.2 hPa, avg humidity 80%, avg dew point 6.6 °C, no wind, clouded out 30 minutes after egress.
Celestron C9.25 w reducer, QHY 294 M Avg ambient temperature 7.4 °C, avg pressure 1003.2 hPa, avg humidity 80%, avg dew point 6.6 °C, no wind, clouded out 30 minutes after egress.
