Photo observing log: 26 JULY 2003

Purpose:
Deep sky observing and photography

Location:
SDAA's Tierra del Sol obverving station (alt. 4000'). Conditions: clear, calm

Time:
Begin 20:00 PDT 26 JULY 2003, end 04:00 27 JULY 2003.

Best results:

Canon Goto camera images:

M8 Lagoon Nebula, M20 Trifid and M21 open cluster in Sagittarius. 2003.07.26 20:40:32 400.0 mm 119 sec, f/2.8 Mode: Manual Metering: Center-weighted average ISO: 1250 AF mode: Manual Focus Drive: Single frame shooting White balance: Auto Color matrix 1: sRGB natural-looking hue and chroma Flash: Off File size: 3,727KB Image size: 2464 x 1648 Sharpness level: Off Custom Functions: CFn 3: Extended ISO sensitivity

M8 Lagoon Nebula. Crop of above image on M8. 2003.07.26 20:40:32 400.0 mm 119 sec, f/2.8 Mode: Manual Metering: Center-weighted average ISO: 1250 AF mode: Manual Focus Drive: Single frame shooting White balance: Auto Color matrix 1: sRGB natural-looking hue and chroma Flash: Off File size: 3,727KB Image size: 2464 x 1648 Sharpness level: Off Custom Functions: CFn 3: Extended ISO sensitivity

M13 Globular Cluster in Hercules. 2003.07.26 20:01:40 400.0 mm 119 sec, f/2.8 Mode: Manual Metering: Center-weighted average ISO: 1600 AF mode: Manual Focus Drive: Single frame shooting White balance: Auto Color matrix 1: sRGB natural-looking hue and chroma Flash: Off File size: 3,615KB Image size: 2464 x 1648 Sharpness level: Off Custom Functions: CFn 3: Extended ISO sensitivity

M16. 2003.07.26 21:11:22 400.0 mm 119 sec, f/2.8 Mode: Manual Metering: Center-weighted average ISO: 1600 AF mode: Manual Focus Drive: Single frame shooting White balance: Auto Color matrix 1: sRGB natural-looking hue and chroma Flash: Off File size: 3,338KB Image size: 2464 x 1648 Sharpness level: Off Custom Functions: CFn 3: Extended ISO sensitivity

M17. 2003.07.26 21:15:07 400.0 mm 119 sec, f/2.8 Mode: Manual Metering: Center-weighted average ISO: 1600 AF mode: Manual Focus Drive: Single frame shooting White balance: Auto Color matrix 1: sRGB natural-looking hue and chroma Flash: Off File size: 3,723KB Image size: 2464 x 1648 Sharpness level: Off Custom Functions: CFn 3: Extended ISO sensitivity

M20 Trifid Nebula. 2003.07.26 20:59:45 400.0 mm 119 sec, f/2.8 Mode: Manual Metering: Center-weighted average ISO: 1250 AF mode: Manual Focus Drive: Single frame shooting White balance: Auto Color matrix 1: sRGB natural-looking hue and chroma Flash: Off File size: 3,634KB Image size: 2464 x 1648 Sharpness level: Off Custom Functions: CFn 3: Extended ISO sensitivity

M27 Dumbbell Nebula. 2003.07.27 00:04:52 400.0 mm 179 sec, f/2.8 Mode: Manual Metering: Center-weighted average ISO: 3200 AF mode: Manual Focus Drive: Single frame shooting White balance: Auto Color matrix 1: sRGB natural-looking hue and chroma Flash: Off File size: 3,514KB Image size: 2464 x 1648 Sharpness level: Off Custom Functions: CFn 3: Extended ISO sensitivity

M30. 2003.07.27 00:25:47 400.0 mm 119 sec, f/2.8 Mode: Manual Metering: Center-weighted average ISO: 1600 AF mode: Manual Focus Drive: Single frame shooting White balance: Auto Color matrix 1: sRGB natural-looking hue and chroma Flash: Off File size: 3,566KB Image size: 2464 x 1648 Sharpness level: Off Custom Functions: CFn 3: Extended ISO sensitivity

M31 Andromeda Galaxy. 2003.07.26 23:40:46 400.0 mm 179 sec, f/2.8 Mode: Manual Metering: Center-weighted average ISO: 3200 AF mode: Manual Focus Drive: Single frame shooting White balance: Auto Color matrix 1: sRGB natural-looking hue and chroma Flash: Off File size: 4,220KB Image size: 2464 x 1648 Sharpness level: Off Custom Functions: CFn 3: Extended ISO sensitivity

M33. 2003.07.27 00:34:38 400.0 mm 179 sec, f/2.8 Mode: Manual Metering: Center-weighted average ISO: 3200 AF mode: Manual Focus Drive: Single frame shooting White balance: Auto Color matrix 1: sRGB natural-looking hue and chroma Flash: Off File size: 3,883KB Image size: 2464 x 1648 Sharpness level: Off Custom Functions: CFn 3: Extended ISO sensitivity

M45. ISO was bracketed to determine what the best balance between background noise and the interstellar nebulosity would be. This exposure was at ISO 800. 2003.07.27 02:21:36 400.0 mm 179 sec, f/2.8 Mode: Manual Metering: Center-weighted average ISO: 800 AF mode: Manual Focus Drive: Single frame shooting White balance: Auto Color matrix 1: sRGB natural-looking hue and chroma Flash: Off File size: 3,787KB Image size: 2464 x 1648 Sharpness level: Off Custom Functions: CFn 3: Extended ISO sensitivity

M57 Ring Nebula. 2003.07.26 22:51:59 800.0 mm 119 sec, f/5.7 Mode: Manual Metering: Center-weighted average ISO: 1600 AF mode: Manual Focus Drive: Single frame shooting White balance: Auto Color matrix 1: sRGB natural-looking hue and chroma Flash: Off File size: 2,703KB Image size: 2464 x 1648 Sharpness level: Off Custom Functions: CFn 3: Extended ISO sensitivity

4 Vesta. 2003.07.26 21:43:49 400.0 mm 59 sec, f/2.8 Mode: Manual Metering: Center-weighted average ISO: 640 AF mode: Manual Focus Drive: Single frame shooting White balance: Auto Color matrix 1: sRGB natural-looking hue and chroma Flash: Off File size: 2,406KB Image size: 2464 x 1648 Sharpness level: Off Custom Functions: CFn 3: Extended ISO sensitivity

Webcam CCD Images:

Mars as disk. Raw capture, cropped. Imaged through 10" Meade LX5 SCT with Philips Toucam Pro. Exposure 1/250 @ f/10.

Afocal digital camera images:

Mars as disk. Imaged through the 22" Lipp telescope of the San Diego Astronomy association, with Nikon 995. Aperture was stopped to 5"

Mars as disk. Imaged through 8" Orion f/5, with Nikon 995.

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