Jul12 DSLR Challenge winner - zytrahus!
Posted 05 August 2012 - 08:53 PM
at our earliest opportunity after the poll has closed.
Here are July's entries!
Takahashi EM-200, SkyWatcher MN190, modified 550D; Guide Meade 90mm ahromat, Meade DSI 1 pro
Subs 4x7min and 1x5min at ISO 1600. No calibration - only dithering. Total light time - 33min.
Imaged with APT and PHD, processed with DSS and PS CS3
Jul 14th 2012, near Sofia, Bulgaria
Bigger version: http://www.astrobin.com/full/14875/
Vixen VC200L (using 0.71 reducer at f/6.4), CGEM DX, Canon T1i modified, Orion SSAG/ST-80
Subs: 51 x 200s and 26 x 240s @ ISO 1600. Total exposure time 4 hr 34 min. Dark, flat and bias frames also used.
Captured with BackyardEOS (dithered every other exposure), stacked in DSS and processed in PS CS5.
Image taken July 10 & 11, 2012 in southern Wisconsin, USA.
Larger version: http://www.astrophot...agittarius.html
C8 on a CG-5GT mount with Celestron's 80mm guidescope used for guiding. Nikon D3100. Total exposure time of 16min 22 seconds. Processing with DSS and Photoscape.
July 22, 2012 near Brisbane, Australia.
Here's my full resolution image of M20 Trifid Nebula taken from my backyard observatory in a Red/White zone on July 6,
10” Meade LX200GPS @ f/6.3
CDS-600D (Cooled EOS T3i-600D)
28x30s + 17x120s + 12x300s @ ISO 800
(84 Darks, 25 Flats, 25 Dark Flats, 50 Bias)
BackyardEOS, DeepSkyStacker, Photoshop CS5
32º F - Sensor Temperature
Here's my attempt:
21x360sec. subframes, modded Canon 400D on Televue 102 f/7.
Mount: EM-200 Takahashi Temma 2M
Guiding: Magzero 5M on SW 70/500 - Phd guiding
Processing: Iris - Photoshop Cs4
Location: Colle di Sampeyre (Italy)
Full size: http://www.astrobin....15846/?mod=none
Here is my version from stock T3i using (Seben CLR) Light Pollution filter.
This is 4 frames of 4 minutes at iso1600. Scope used was Celestron Omni 150 on CG5 mount. Stacked in DSS and resized/cropped in Olympus studio pro.
Here's my entry:
* High Resolution image *
* Taken on July 21st 2012
* ~ 3 hours (120s and 300s subs)
* Processed and Calibrated (Dark/Flat/Bias) with PixInsight
taken July 25 and 26
modified canon 450d with homemade cooler
800iso 33@300s, + darks,flats,dark flats,bias
c9.25 w/6.3 reducer on losmandy g11
Here is my Submission:
Meade 10" LX200 with Meade.63 Focal Reducer
Guided with Orion Mini Guider and SSAG - PHD
Canon 400D Unmodded - BYEOS
Meade Super Wedge
22x300 Sec subs, Stacked in DSS, final processing in PS CS5
Here's my crack at it.
25 x 90-second Lights (38-minutes)
9 each of Darks, Flats and Dark Flats
Captured with a Brent Oliver modified T2i and BackyardEOS, using an AT8IN, Baader MPCC and a HyperTuned Atlas.
Subs collected on July 25th, stacked in DSS and processed in CS5.
Link to a larger file here
and a crop here
PLEASE click the links, the CN resize killed this image! Thanks for looking.
Here's my version of the Trifid:
High Resolution Version and more image details available at
This image is from a stack of 328 x 3 minute subs (total about 16 1/2 hours) with an orange tube Celestron C-8, Celestron focal reducer at f/5.8 (1160mm) and a
Gary Honis modified Canon 450D. Guiding is with an ONAG on-axis guider, Lodestar autoguider, and Phd Guiding.
Thanks for looking!
Congratulations and good luck to each entrant!
Posted 09 August 2012 - 05:36 AM
Shows everyone what a Canon 500D Baader Modified and CP30T-EOS Cooled camera can do in skilled hands.
Your photo is excellent & gives people with CCDs a challenge.
refer your thread:
Posted 09 August 2012 - 06:00 AM
Again - congratulations on a well deserved win!
Posted 10 August 2012 - 11:17 AM
Posted 11 August 2012 - 12:13 AM
The challenge for September will be NGC7129.
Posted 11 August 2012 - 01:24 AM