mars Imaging Sessions from Starlight Cascade Gardens & Observatories
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Located near the hamlet of Yarker, Township of Stone Mills, province of Ontario, Canada
For determination of Mars surface features: https://skyandtelescope.org/wp-content/plugins/observing-tools/mars_profiler/mars.html

Date Page Last Generated / Number of sessions / Number of Images: Sun 06 Jul 2025 05:46:30 PM EDT 8 8
2025-04-18-0132_2-k-l-mars_zwo_asi585mc_exposure=2ms_lapl6_ap22_drizzle15p5reg1balgimp.png-annotated.png.jpg 2025-03-23-0105_4-k-l-mars_zwo_asi585mc_exposure=2ms_lapl6_ap31_drizzle15p5reg1bal.png-annotated.png.jpg 2025-03-14-0506_3-k-l-mars_zwo_asi585mc_exposure=2ms_lapl6_ap33_drizzle15p5reg1bal.png-annotated.png.jpg 2025-03-14-0506_3-k-l-mars_zwo_asi585mc_exposure=2ms_lapl6_ap33_drizzle15p5reg1bal.png-annotated.png-gimp.jpg 2025-03-12-0040_2-k-l-mars_zwo_asi585mc_exposure=1ms_lapl6_ap35_drizzle15p10reg1bal-gimp.png-annotated.png.jpg 2025-02-22-0105_5-k-l-mars_zwoasi585mc_exposure=2ms_lapl6_ap23_drizzle15p5reg1bal.png-annotated.png.jpg 2025-01-24-2348_9-k-l-mars_zwo_asi585mc_exposure=1ms_lapl6_ap87_drizzle15p15reg1balgimp.png-annotated.png.jpg 2025-01-10-0149_2-k-l-mars_zwo_asi585mc_exposure=1ms_lapl6_ap85_drizzle15p15reg1balgimp.png-annotated.png.jpg




2025-04-18-0132_2-k-l-mars_zwo_asi585mc_exposure=2ms_lapl6_ap22_drizzle15p5reg1balgimp.png-annotated.png.jpg

FireCapture v2.7.15 Settings ------------------------------------ Observer=kk Location=yarker ontario canada Scope=Celestron 9.25 SCT Camera=ZWO ASI585MC Filter=L Profile=Mars Diameter=7.20" Magnitude=0.75 Altitude=56.86° Airmass=1.19 CM=217.2° (during mid of capture) FocalLength=5650mm (F/24) Resolution=0.11" Filename=2025-04-18-0132_2-k-L-Mars_ZWO ASI585MC_Exposure=1.5ms.ser Date=20250417 Date(UT)=20250418 Start=213113.850 Mid=213213.850 End=213313.850 Start(UT)=013113.850 Mid(UT)=013213.850 End(UT)=013313.850 Duration=120.000s Date_format=yyyyMMdd Time_format=HHmmss LT=UT Frames captured=11661 FPS (avg.)=97 File type=SER Binning=1x1 Bit depth=8bit Data=RAW Debayer(Preview)=yes Debayer(Data)=no (RAW) Debayer(Algorithm)=NearestNeighbor Debayer(Pattern)=RG ROI=604x608 ROI(Offset)=1328x344 Shutter=1.543ms Gain=445 (74%) AutoExp=off AutoGain=off Brightness=1 Gamma=50 HardwBin=off HighSpeed=off USBTraffic=100 WBlue=75 WRed=55 Histogramm(min)=0 Histogramm(max)=68 Histogramm=26% Noise(avg.deviation)=1.17 eADU=0.011 AutoAlign=false PreFilter=none Limit=120 Seconds Sensor temperature=16.6°C




2025-03-23-0105_4-k-l-mars_zwo_asi585mc_exposure=2ms_lapl6_ap31_drizzle15p5reg1bal.png-annotated.png.jpg

FireCapture v2.7.15 Settings ------------------------------------ Observer=kk Location=yarker ontario canada Scope=Celestron 9.25 SCT Camera=ZWO ASI585MC Filter=L Profile=Mars Diameter=8.87" Magnitude=0.26 Altitude=69.49° Airmass=1.07 CM=96.2° (during mid of capture) FocalLength=5050mm (F/21) Resolution=0.12" Filename=2025-03-23-0105_4-k-L-Mars_ZWO ASI585MC_Exposure=1.6ms.ser Date=20250322 Date(UT)=20250323 Start=210424.226 Mid=210524.226 End=210624.226 Start(UT)=010424.226 Mid(UT)=010524.226 End(UT)=010624.226 Duration=120.000s Date_format=yyyyMMdd Time_format=HHmmss LT=UT Frames captured=18541 FPS (avg.)=154 File type=SER Binning=1x1 Bit depth=8bit Data=RAW Debayer(Preview)=yes Debayer(Data)=no (RAW) Debayer(Algorithm)=NearestNeighbor Debayer(Pattern)=RG ROI=396x408 ROI(Offset)=1638x774 Shutter=1.643ms Gain=445 (74%) AutoExp=off AutoGain=off Brightness=1 Gamma=50 HardwBin=off HighSpeed=off USBTraffic=100 WBlue=75 WRed=55 Histogramm(min)=0 Histogramm(max)=110 Histogramm=43% Noise(avg.deviation)=1.27 eADU=0.060 AutoAlign=false PreFilter=none Limit=120 Seconds Sensor temperature=7.0°C




2025-03-14-0506_3-k-l-mars_zwo_asi585mc_exposure=2ms_lapl6_ap33_drizzle15p5reg1bal.png-annotated.png.jpg

FireCapture v2.7.15 Settings ------------------------------------ Observer=kk Location=yarker ontario canada Scope=Celestron 9.25 SCT Camera=ZWO ASI585MC Filter=L Profile=Mars Diameter=9.60" Magnitude=0.05 Altitude=37.45° Airmass=1.64 CM=238.8° (during mid of capture) FocalLength=5400mm (F/22) Resolution=0.11" Filename=2025-03-14-0506_3-k-L-Mars_ZWO ASI585MC_Exposure=1.9ms.ser Date=20250314 Date(UT)=20250314 Start=010449.493 Mid=010619.495 End=010749.498 Start(UT)=050449.493 Mid(UT)=050619.495 End(UT)=050749.498 Duration=180.005s Date_format=yyyyMMdd Time_format=HHmmss LT=UT Frames captured=14881 FPS (avg.)=82 File type=SER Binning=1x1 Bit depth=8bit Data=RAW Debayer(Preview)=yes Debayer(Data)=no (RAW) Debayer(Algorithm)=NearestNeighbor Debayer(Pattern)=RG ROI=604x608 ROI(Offset)=1344x496 Shutter=1.867ms Gain=445 (74%) AutoExp=off AutoGain=off Brightness=1 Gamma=50 HardwBin=off HighSpeed=off USBTraffic=100 WBlue=75 WRed=55 Histogramm(min)=0 Histogramm(max)=86 Histogramm=33% Noise(avg.deviation)=1.14 eADU=0.062 AutoAlign=false PreFilter=none Limit=180 Seconds Sensor temperature=9.5°C




2025-03-14-0506_3-k-l-mars_zwo_asi585mc_exposure=2ms_lapl6_ap33_drizzle15p5reg1bal.png-annotated.png-gimp.jpg

FireCapture v2.7.15 Settings ------------------------------------ Observer=kk Location=yarker ontario canada Scope=Celestron 9.25 SCT Camera=ZWO ASI585MC Filter=L Profile=Mars Diameter=9.60" Magnitude=0.05 Altitude=37.45° Airmass=1.64 CM=238.8° (during mid of capture) FocalLength=5400mm (F/22) Resolution=0.11" Filename=2025-03-14-0506_3-k-L-Mars_ZWO ASI585MC_Exposure=1.9ms.ser Date=20250314 Date(UT)=20250314 Start=010449.493 Mid=010619.495 End=010749.498 Start(UT)=050449.493 Mid(UT)=050619.495 End(UT)=050749.498 Duration=180.005s Date_format=yyyyMMdd Time_format=HHmmss LT=UT Frames captured=14881 FPS (avg.)=82 File type=SER Binning=1x1 Bit depth=8bit Data=RAW Debayer(Preview)=yes Debayer(Data)=no (RAW) Debayer(Algorithm)=NearestNeighbor Debayer(Pattern)=RG ROI=604x608 ROI(Offset)=1344x496 Shutter=1.867ms Gain=445 (74%) AutoExp=off AutoGain=off Brightness=1 Gamma=50 HardwBin=off HighSpeed=off USBTraffic=100 WBlue=75 WRed=55 Histogramm(min)=0 Histogramm(max)=86 Histogramm=33% Noise(avg.deviation)=1.14 eADU=0.062 AutoAlign=false PreFilter=none Limit=180 Seconds Sensor temperature=9.5°C




2025-03-12-0040_2-k-l-mars_zwo_asi585mc_exposure=1ms_lapl6_ap35_drizzle15p10reg1bal-gimp.png-annotated.png.jpg

FireCapture v2.7.14 Settings ------------------------------------ Observer=kk Location=yarker ontario canada Scope=Celestron 9.25 SCT Camera=ZWO ASI585MC Filter=L Profile=Mars Diameter=9.79" Magnitude=-0.00 Altitude=70.25° Airmass=1.06 CM=192.6° (during mid of capture) FocalLength=5600mm (F/23) Resolution=0.11" Filename=2025-03-12-0040_2-k-L-Mars_ZWO ASI585MC_Exposure=1.5ms.ser Date=20250311 Date(UT)=20250312 Start=203915.189 Mid=204015.189 End=204115.189 Start(UT)=003915.189 Mid(UT)=004015.189 End(UT)=004115.189 Duration=120.000s Date_format=yyyyMMdd Time_format=HHmmss LT=UT Frames captured=12726 FPS (avg.)=106 File type=SER Binning=1x1 Bit depth=8bit Data=RAW Debayer(Preview)=yes Debayer(Data)=no (RAW) Debayer(Algorithm)=NearestNeighbor Debayer(Pattern)=RG ROI=604x608 ROI(Offset)=1344x496 Shutter=1.518ms Gain=452 (75%) AutoExp=off AutoGain=off Brightness=1 Gamma=50 HardwBin=off HighSpeed=off USBTraffic=100 WBlue=75 WRed=55 Histogramm(min)=0 Histogramm(max)=106 Histogramm=41% Noise(avg.deviation)=1.38 eADU=0.088 AutoAlign=false PreFilter=none Limit=120 Seconds Sensor temperature=16.5°C




2025-02-22-0105_5-k-l-mars_zwoasi585mc_exposure=2ms_lapl6_ap23_drizzle15p5reg1bal.png-annotated.png.jpg

FireCapture v2.7.14 Settings ------------------------------------ Observer=kk Location=yarker ontario canada Scope=Celestron 9.25 SCT Camera=ZWO ASI585MC Filter=L Profile=Mars Diameter=11.58" Magnitude=-0.48 Altitude=67.31° Airmass=1.08 CM=4.0° (during mid of capture) FocalLength=5450mm (F/23) Resolution=0.11" Filename=2025-02-22-0105_5-k-L-Mars_ZWO ASI585MC_Exposure=1.6ms.ser Date=20250221 Date(UT)=20250222 Start=200400.170 Mid=200530.172 End=200700.175 Start(UT)=010400.170 Mid(UT)=010530.172 End(UT)=010700.175 Duration=180.005s Date_format=yyyyMMdd Time_format=HHmmss LT=UT Frames captured=14627 FPS (avg.)=81 File type=SER Binning=1x1 Bit depth=8bit Data=RAW Debayer(Preview)=yes Debayer(Data)=no (RAW) Debayer(Algorithm)=NearestNeighbor Debayer(Pattern)=RG ROI=604x608 ROI(Offset)=1344x496 Shutter=1.643ms Gain=445 (74%) AutoExp=off AutoGain=off Brightness=1 Gamma=50 HardwBin=off HighSpeed=off USBTraffic=100 WBlue=75 WRed=55 Histogramm(min)=0 Histogramm(max)=107 Histogramm=41% Noise(avg.deviation)=1.28 eADU=0.065 AutoAlign=false PreFilter=none Limit=180 Seconds Sensor temperature=2.0°C




2025-01-24-2348_9-k-l-mars_zwo_asi585mc_exposure=1ms_lapl6_ap87_drizzle15p15reg1balgimp.png-annotated.png.jpg

FireCapture v2.7.14 Settings ------------------------------------ Observer=kk Location=yarker ontario canada Scope=Celestron 9.25 SCT Camera=ZWO ASI585MC Filter=L Profile=Mars Diameter=14.19" Magnitude=-1.23 Altitude=31.51° Airmass=1.91 CM=235.2° (during mid of capture) FocalLength=5550mm (F/23) Resolution=0.11" Filename=2025-01-24-2348_9-k-L-Mars_ZWO ASI585MC_Exposure=1.4ms.ser Date=20250124 Date(UT)=20250124 Start=184756.034 Mid=184856.039 End=184956.044 Start(UT)=234756.034 Mid(UT)=234856.039 End(UT)=234956.044 Duration=120.010s Date_format=yyyyMMdd Time_format=HHmmss LT=UT Frames captured=9752 FPS (avg.)=81 File type=SER Binning=1x1 Bit depth=8bit Data=RAW Debayer(Preview)=yes Debayer(Data)=no (RAW) Debayer(Algorithm)=NearestNeighbor Debayer(Pattern)=RG ROI=796x800 ROI(Offset)=1344x496 Shutter=1.442ms Gain=448 (74%) AutoExp=off AutoGain=off Brightness=1 Gamma=50 HardwBin=off HighSpeed=off USBTraffic=100 WBlue=75 WRed=55 Histogramm(min)=0 Histogramm(max)=109 Histogramm=42% Noise(avg.deviation)=1.33 eADU=0.065 AutoAlign=false PreFilter=none Limit=120 Seconds Sensor temperature=0.3°C




2025-01-10-0149_2-k-l-mars_zwo_asi585mc_exposure=1ms_lapl6_ap85_drizzle15p15reg1balgimp.png-annotated.png.jpg

FireCapture v2.7.14 Settings ------------------------------------ Observer=kk Location=yarker ontario canada Scope=Celestron 9.25 SCT Camera=ZWO ASI585MC Filter=L Profile=Mars Diameter=14.55" Magnitude=-1.34 Altitude=37.27° Airmass=1.65 CM=35.8° (during mid of capture) FocalLength=5350mm (F/22) Resolution=0.11" Filename=2025-01-10-0149_2-k-L-Mars_ZWO ASI585MC_Exposure=1.2ms.ser Date=20250109 Date(UT)=20250110 Start=204816.666 Mid=204916.666 End=205016.666 Start(UT)=014816.666 Mid(UT)=014916.666 End(UT)=015016.666 Duration=120.000s Date_format=yyyyMMdd Time_format=HHmmss LT=UT Frames captured=9751 FPS (avg.)=81 File type=SER Binning=1x1 Bit depth=8bit Data=RAW Debayer(Preview)=yes Debayer(Data)=no (RAW) Debayer(Algorithm)=NearestNeighbor Debayer(Pattern)=RG ROI=796x800 ROI(Offset)=1344x496 Shutter=1.196ms Gain=448 (74%) AutoExp=off AutoGain=off Brightness=1 Gamma=50 HardwBin=off HighSpeed=off USBTraffic=100 WBlue=75 WRed=55 Histogramm(min)=0 Histogramm(max)=101 Histogramm=39% Noise(avg.deviation)=1.35 eADU=0.062 AutoAlign=false PreFilter=none Limit=120 Seconds Sensor temperature=5.0°C



10cm Meade SC FL=1000mm - RA tracking only

20cm Skywatcher Dobsonian FL=1200mm - alt-az drift scan

20cm Meade LX200 FL=2000mm alt az tracking

102mm Meade SC FL=1000mm - Meade LXD55 tracking

20cm Vixen VC200L FL=1800mm Skywatcher AZ-EQ6GT tracking

Cameras used:

  • The ZWO ASI290MC camera (2018 December) Sensor: 1/2.8" CMOS IMX291 12bit output (12bit ADC) Resolution: 2.1 Mega Pixels 1936x1096 Pixel Size: 2.9 um Exposure Range: 32us-2000s
  • The ZWO ASI20MC camera (2014 September) Sensor: 1/3" CMOS AR0130CS(Color) Resolution: 1.2Mega Pixels 1280x960 Pixel Size: 3.75 um Exposure Range: 64us-1000s