David's Astronomy Pages CCD Images - Session 80 (2004-12-18) Images (S79)   Images (Main)   Home Page   Images (S81)

Notes (S00080)

- Imaging session was with a focal reducer bringing 8" f/10 LX200 to f/7. 
- Images were recorded with ST7 CCD camera. Filter Wheel with C filters
- Observatory was operated using remote control
- Mainly 2 minute unguided exposures, targetted at Comets, including the bright comet C/2004 Q2 (Machholz)

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Comet - C/2004 Q2 (Machholz)

Comet C/2004 Q2 (Machholz) (passing through Eridanus)

CCD Image 2 min exposure,  C Filter 2004-12-18 22:25 h UT (#80070)

Comet C/2004 Q2 (Machholz) motion (motion measured at 3.44 arc sec/hour)

CCD Image Animation - aligned on comet 16 frames, 2 min exposure,  C Filter 2004-12-18 21:28 h to 23:52h UT (#80045-110) (Animation with 66 frames was also created)

Comet C/2004 Q2 (Machholz) motion

CCD Image Animation - aligned on stars 16 frames, 2 min exposure,  C Filter 2004-12-18 21:28 h to 23:52h UT (#80045-110)

Comet C/2004 Q2 (Machholz) -  grey-step8 scale

CCD Image 2 min exposure,  C Filter 2004-12-18 22:25 h UT (#80070)

Comet C/2004 Q2 (Machholz) -

CCD Image 66 x 2 min exposure (average combine),  C Filter 2004-12-18 21:28 h to 23:52h UT (#80045-110)

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Comet 78P/Gehrels 

Comet 78P/Gehrels  (passing through Aries)

CCD Image 9 x 30s exposure (average combine),  C Filter 2004-12-18 21:22 h UT (#80035-43)

Comet 78P/Gehrels   - longer exposure

CCD Image 5 x 2 min exposure (average combine),  C Filter 2004-12-18 21:12 h UT (#80030-34)

Comet 78P/Gehrels  motion (image above compared with image taken 3h 20m later)

CCD Image Animation 5 x 2 min exposure (average combine) & 3 x 2 min exposure (average combine),  C Filter 2004-12-18 21:12h UT (#80030-34) 2004-12-19 00:37hUT (#80131-33)

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Comet 32P/Comas Sola

Comet 32P/Comas Sola  (passing through Aries)

CCD Image 5 x 2 min exposure (median combine),  C Filter 2004-12-18 19:59h UT (#80006-10)

Comet 32P/Comas Sola (Colour)

CCD Colour Image Composite Luminance (3 x 2 min, medium combine, C),   Red (3 x 2 min, medium combine, R),   Green (3 x 2 min, medium combine, V) Blue (6 x 2 min, medium combine, B, 255%) 2004-12-18 20:39 h UT (#80013-28)

Comet 32P/Comas Sola Motion over 5 hour period

CCD Image Animation 3 x 2 min exposure (average combine),  C Filter 2004-12-18 19:58h UT (#80006-09) 2004-12-19 01:04hUT (#80142-44)

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SAC Biur 13

SAC Biur 13 (Monoceros) Open Cluster - Saguaro Astronomy Club Database

CCD Image 60s exposure C Filter 2004-12-19 01:12h UT (#80149)

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Rich Starfield in Monoceros

Rich Starfield in Monoceros (Milky Way)

CCD Image 60s exposure C Filter 2004-12-19 01:13h UT (#80150)

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NGC 2244 - Open Cluster

NGC 2244 (alt NGC 2239) (Monoceros)

CCD Images 60s exposure, C Filter 2004-12-19 01:19h UT (#80152-549)

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IC 434 (Horsehead Nebula)

IC 434 - Horsehead Nebula (Orion)

CCD Image 2 x 5min exposure (sum combine), R Filter 2004-12-19 01:30h UT (#80156-57)

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