JeffWeiss9

M74

JeffWeiss9 — Tue, 02 Dec 2008 05:31:32 GMT

M74

Imaging Camera: DSI Pro II
Imaging Telescope: LX90GPS 8" f/3.3 FR
Sub-frame Exposure Time: 4 min: L:10; 2 min: L:9 R:Syn G:Syn B:9
Total Number of Exposures: 1 hr 16 min
Date Processed: November 30, 2008
Capture Software and Settings Highlights: Envisage 4; gain=100, offset=50
Guiding Equipment, If Any: AT66ED
Guide Camera: DSI Pro II
Mount, Alignment: Polar
Processing Software and Processing Highlights: AIP4WIN, Fits Liberator, Photoshop CS2.
1. AIP4WIN to stack and register L,R,G,B; L-R Deconvolution of Luminosity
2. AIP4WIN to synthesize Red, Green as 2min Lum minus 2min Blue (premature shutdown)
3. Use Fits_Liberator same log stretch to bring into PS CS2
4. Photoshop CS2 - Levels, Curves
5. Carboni actions: "Local Contrast Enhancement" on all
6. 1.5pixel Gaussian blur on R,G,B
7. Ireland LRGB; levels, curves, saturation adjustments
8. Selective Hipass, Smoothing and Highlights
Location(s): Henry Coe St. Park, Morgan Hill, CA

M42

JeffWeiss9 — Fri, 28 Nov 2008 23:48:38 GMT

M42

Date(s) of Light Data Capture: November 6, 2008
Imaging Camera: DSI Pro II
Imaging Telescope: AT66ED
Sub-frame Exposure Time: 15 sec: L:63 R:11 G:11 B:12
Total Number of Exposures: 24.5 min
Date Processed: November 25, 2008
Capture Software and Settings Highlights: Envisage 4; gain=100, offset=50
Guiding Equipment, If Any: LX90GPS 8" f/3.3 FR
Guide Camera: DSI Pro II
Mount, Alignment: Polar
Processing Software and Processing Highlights: AIP4WIN, Fits Liberator, Photoshop CS2.
1. AIP4WIN to calibrate, stack and register L,R,G,B,
2. Use Fits_Liberator same log stretch to bring into PS CS2
3. Photoshop CS2 - Levels, Curves
4. Carboni actions: "Local Contrast Enhancement" on all
5. 2pixel Gaussian blur on R,G,B
6. Ireland LRGB; levels, curves, saturation adjustments
7. Selective Smoothing and Highlights
Location(s): Montebello OSP, CA, 2600' altitude.

M27 Dumbell Nebula

JeffWeiss9 — Thu, 16 Oct 2008 05:41:38 GMT

M27 Dumbell Nebula

Imaging Camera: DSI Pro II
Imaging Telescope: AT66ED
Sub-frame Exposure Time: 4 min: L:19 R:6 G:5 B:5
Total Number of Exposures: 2 hrs 20 min
Capture Software and Settings Highlights: Envisage 4; gain=100, offset=50
Guiding Equipment, If Any: LX90GPS 8" f/3.3 FR
Guide Camera: DSI Pro II
Mount, Alignment: Polar
Processing Software and Processing Highlights: AIP4WIN, Fits Liberator, Photoshop CS2.
1. AIP4WIN to calibrate, stack and register L1,L2,R,G,B; Wavelet spatial filter all five.
2. Use Fits_Liberator same linear stretch to bring into PS CS2
3. Photoshop CS2 - Levels, Curves
4. Carboni actions: "Local Contrast Enhancement",
5. hipass mask on nebula   6. Carboni select bright stars/make stars smaller/twice with rotation
7. 1.5pixel Gaussian blur on R,G,B; Stack layers L1, L2 with L2 opacity=rel. weight
8. Ireland LRGB; levels, curves, saturation adjustments
9. curves, saturation adjustments,
10. hipass and curves on nebula only

M20

JeffWeiss9 — Fri, 03 Oct 2008 04:48:06 GMT

M20

Name of Object: M20 Trefid Nebula
Imaging Camera: DSI Pro II     Imaging Telescope: AT66ED
Sub-frame Exposure Time: 4 min: L:10 R:3 G:3 B:4    Total Exposure: 1 hours, 20 minutes
Capture Software and Settings Highlights: Envisage 4; gain=100, offset=50
Guiding Equipment, If Any: LX90GPS 8" f/3.3 FR      Guide Camera: DSI Pro II
Mount, Alignment: Polar
Processing Software and Processing Highlights:
1. AIP4WIN to calibrate, stack and register L,R,G,B,
2. Use Fits_Liberator same linear stretch to bring into PS CS2
3. Photoshop CS2 - Levels, Curves
4. Carboni actions: "Enhance DSO and Reduce Stars",
5. 1.5pixel Gaussian blur on RGB
6. Ireland LRGB; levels, curves, saturation adjustments
7. light high-pass filter on the nebula with layer mask

NGC 4725

JeffWeiss9 — Mon, 01 Sep 2008 05:11:31 GMT

NGC 4725

Object Name: NGC 4725
Camera: DSI Pro II
Exposure Length and Number of Exposures: 60 sec. LRGB: 48 27 27 14
Total exposure: 2 hrs 6 min.
Scope: LX90GPS 8" f/3.3 Polar Alignment Unguided
Filters used: Meade L, R, G, B
Image Capture Software: Envision 4.0
Processing Software and Processing:
1. AIP4WIN to calibrate, stack and register L,R,G,B, and combine luminosities
2. Use Fits_Liberator same log stretch to bring into PS CS2
3. Photoshop CS2 - Levels, Curves
4. Carboni actions: "Enhance DSO and Reduce Stars", "Lighten DSO and dimmer stars"
5. PS CS2: hipass 2 galaxies, final levels and curves

NGC4438 The Eyes

JeffWeiss9 — Sun, 08 Jun 2008 23:07:46 GMT

NGC4438 The Eyes

NGC4438 The Eyes Galaxies
LX90GPS 8" f/3.3
DSI Pro II Polar Alignment

60 sec. exposures: L:25 R:4 G:4 B:4 (only 41 minutes total)
Captured: 6/1/08, Envisage 4
Processing: AIP4WIN 2.2 stacking 2x, registration, downsample
Fits Liberator: linear stretch
PS CS2: Levels, Curves, high pass filter galaxy,
Carboni's Deep Space Background Reduction,
Enhance DSO and Reduce Stars
PS median filter noisy regions
final levels, curves

m106

JeffWeiss9 — Tue, 13 May 2008 01:48:57 GMT

m106

M106 Spiral Galaxy
LX90GPS 8" f/3.3
DSI Pro II Polar Alignment (my first of each)

60 sec. exposures: L:50 R:13 G:13 B:17 (93 minutes total)
Captured: 4/26/08, Envisage 4
Processing: AIP4WIN 2.2 calibrate, stacking 2x, registration, downsample
Fits Liberator: linear stretch
PS CS2: Levels, Curves, high pass filter galaxy,
Carboni's Enhance DSO and Reduce Stars
make stars smaller in PS2
Carboni Soft Color Gradient Removal
final levels, curves, star repair

NGC 2903

JeffWeiss9 — Wed, 12 Mar 2008 04:54:47 GMT

NGC 2903

NGC 2903 Spiral Galaxy
LX90GPS 8" f/3.3 DSI-C Alt-Az
66 x 60 sec
Captured: 3/2/08, Envisage 4
Processing: AIP4WIN 2.2 manual stacking
Fits Liberator: log stretch 16/bit
PS CS2: Levels, Curves, color balance, saturation
Carboni's Deep Space Noise Reduction, Enhance DSO and Reduce Stars
make stars smaller in PS2, high pass mask, Local Contrast Enhancement

m33

JeffWeiss9 — Sun, 17 Feb 2008 17:39:14 GMT

m33

M33 Triangulum Galaxy
LX90GPS 8" f/3.3 DSI-C Alt-Az
85 x 30 sec
Captured: 10/6/07, Envisage, 90 fits3P files
Conditions: poor transparancy; image on chip very stable
Processing: Envisage: hand-selected 85/90; Drizzle 2.0/0.85
Fits Liberator: log stretch 16/bit
PS CS2: Levels, Curves to align left edge of histo
weak SmartSharpen(130/2.8), Noel's "Enhance DSO reduce stars"
"Local Contrast Enhancement", final weak (4.0) hipass filtering on DSO.
2/17/08 red reduced from color balance to better match other posted images,
Carboni Deep Space Background Reduction, some star repair

M3

JeffWeiss9 — Sat, 02 Feb 2008 17:39:13 GMT

M3 Globular Cluster
Jeff Weiss
DSI-C
60 x 60sec exposures (60 min)
LX90GPS 8", f/6.3 FR
no filters; no guiding (AltZz)
Capture s/w: Envisage
Processing s/w: Envisage 4, Fits Liberator/16bits, PS CS2
Levels, Curves, Hipass(6.0), Noel's "Enhance DSO and Reduce Stars"
Hipass core, final Curves, Levels for color balance but needed to reduce blue
McCauley Make Stars Smaller technique in PS

M1

JeffWeiss9 — Sun, 27 Jan 2008 00:42:58 GMT

M1 Crab Nebula
LX90 GPS 8" f/6.3 DSI-C
34x60sec Alt-Az unguided
collected 12/8/07 Envisage 4
aligned and stacked 12/27/07 in AIP4WIN
RC slow deconvolution
Photoshop CS2 1/19/08 levels, color balance, saturation
hipass nebula, Carboni "Lighten DSO & Reduce Stars",
"Local Contrast Enhancement", "Deep Space Bkgrd Noise Reduction"
curves to color balance and increase contrast, crop bottom edge
median filter outside nebula, some star repair
final levels, color balance, intentionally reducing green

NGC1977

JeffWeiss9 — Thu, 24 Jan 2008 06:38:58 GMT

NGC1977

NGC1977 Running Man Nebula
LX90 GPS 8" f/3.3 DSI-C
80x30sec Alt-Az unguided
collected 1/13/08 Envisage 4
stacked and aligned in AIP4WIN
Photoshop CS2 1/20/08 - levels, curves
Carboni "Local Contrast Enhancement", "Enhance DSO & Reduce Stars"
high pass nebula only; AIP4WIN spatial wavelet filter
final levels adjustment toward reproducing the histogram for this region of
Mark Sibole's challenge image. (moved green lower than red; blue was higher)

17P/Holmes

JeffWeiss9 — Thu, 08 Nov 2007 15:07:31 GMT

17P/Holmes

Comet Holmes 17P
11/5/07 0700Z
LX90GPS 8" f/3.3 DSI-C
53 x 15 sec. Alt-Az
Capture/self-guide: Envisage 4
Stack/Align: AIP4WIN
Processing: PS CS2, Fits Liberator
Levels, Curves minor adjustments only
High pass nucleus; Noel's "Local Contrast Enhancement",
"Space Noise Reduction" actions

M20

JeffWeiss9 — Sat, 03 Nov 2007 03:59:11 GMT

M20

LX90GPS 8" f/6.3 FR DSI-C
38 x 30sec images (til my laptop battery died)
Captured: Envisage 4
Stacked: Envisage 4
Post-Processing: Fits Liberator, Photoshop CS2

M57

JeffWeiss9 — Sun, 28 Oct 2007 23:23:10 GMT

M57

M57 Ring Nebula
LX90GPS 8" f/10 DSI-C Alt-Az
     57 x 30 sec subs (29 min)
Wind Gusts made alignment difficult for Envisage 4. 57/101 subs used.
3 ~20-frame stacks aligned by eyeball and stacked in PS CS2
Capture: Envisage 10/6/07
Processing: Fits Liberator/16 bit; PS CS2 Levels, Threshold, Curves,
     Smart Sharpen, High Pass on DSO (9.0), Noel's "Deep Space Noise Reduction"
     small curve adjustments to align left edge of histos.
(Reprocessed 10/28/07 to avoid small clipping of original, but still has red-blue fringing due to imperfect eyeball alignment)

M27

JeffWeiss9 — Tue, 23 Oct 2007 04:02:33 GMT

M27

LX90GPS 8" f/3.3 FF/FR DSI-C 28 x 30sec
windy day; used only 28/75 images
capture: Envisage 4.0
postprocessing: stacking/align Envisage 4.0
Fits Liberator, Photoshop CS2:
aligned/stacked 15, 13 sub-stacks in PS CS2,
Levels, Curves, Noel's "Make Stars Smaller","Space Noise Reduction"
Hipass filter nebula only, Curves for color balance, weak Smart Sharpen (2.8)

m82

JeffWeiss9 — Mon, 22 Oct 2007 05:58:48 GMT

m82

M82 Cigar Galaxy
LX90GPS 8", f/6.3 FR, DSI-C, Alt-Az Mode
Capture: 3/17/07, Envisage 4, 162 x 5.7sec (15 min)
ReProcessed 8/22/07: Envisage 4 align/stack
RePostProcessed 8/23/07: Fits Liberator, Photoshop CS2
Color Balance adjusted with Curves 10/21/07
Carboni "Soft Color Gradient Removal" Action 10/21/07
2/2/08 MacCauley reduce star size, Carboni "Increase Local Contrast"
levels to adjust background color balance

m104

JeffWeiss9 — Sat, 23 Jun 2007 20:18:40 GMT

m104

M104 Sombrero Galaxy
LX90GPS 8", f/6.3 FR, DSI-C, Alt/Az mode
Capture: 5/16/07, Envisage 4, Gain-100, Offset-50, 46*30-sec subs
10-15 mph winds but hand-selected 46/48 30-sec subs; seeing poor
Processing Software: Envisage 4, Drizzle 2.0x/0.9 pixel fraction
Photoshop Elements 2 with Fits Liberator, SmartCurves & Noah's tools
Reprocessed: 6/23/07
Reprocessed Final Stages with Photoshop CS2 8/25/07
1/28/08 PS CS2 levels to color balance, Carboni "Soft Color Gradient Removal",
high pass stars.

JeffWeiss9

M74

M42

M27 Dumbell Nebula

M20

NGC 4725

NGC4438 The Eyes

NGC4438 The Eyes GalaxiesLX90GPS 8" f/3.3 DSI Pro II Polar Alignment

m106

M106 Spiral GalaxyLX90GPS 8" f/3.3 DSI Pro II Polar Alignment (my first of each)

NGC 2903

m33

M3

M1

NGC1977

17P/Holmes

M20

LX90GPS 8" f/6.3 FR DSI-C 38 x 30sec images (til my laptop battery died)Captured: Envisage 4Stacked: Envisage 4Post-Processing: Fits Liberator, Photoshop CS2

M57

M27

m82

m104

NGC4438 The Eyes Galaxies
LX90GPS 8" f/3.3
DSI Pro II Polar Alignment

M106 Spiral Galaxy
LX90GPS 8" f/3.3
DSI Pro II Polar Alignment (my first of each)

LX90GPS 8" f/6.3 FR DSI-C
38 x 30sec images (til my laptop battery died)
Captured: Envisage 4
Stacked: Envisage 4
Post-Processing: Fits Liberator, Photoshop CS2