John, Very nice! Mark de Regt Redmond, Washington, USA 47.7 N. Latitude; 122 West Longitude Astro Images: http://home.earthlink.net/~akilla/MAD...
19515
Mark de Regt
soccernutsea...
Nov 2, 2003 7:15 pm
Mike, You certainly are! That's a very nice horsey. Mark de Regt Redmond, Washington, USA 47.7 N. Latitude; 122 West Longitude Astro Images:...
19516
Mark Eastman
markeastmanmd
Nov 2, 2003 9:07 pm
Many of us are stunned by the prices of Hard Cases for telescopes.....I found an incredible resource for the hardware to make a hard case....Things like Ball...
19517
Randy Nulman
randy_nulman
Nov 2, 2003 10:13 pm
Hi John, Very nice image! I have some ideas on enhancing it, but before I go there, can you tell us what processing steps you used, what software you used,...
19518
Randy Nulman
randy_nulman
Nov 2, 2003 10:18 pm
Mike, A very "nice horsey" indeed! I know you intend to add more data to the image, but it's got a pretty good s/n as is and could probably stand up to a...
19519
jybeninger
Nov 2, 2003 11:44 pm
Thanks Bert, It makes perfect sense ! Weaher forecast here for the next two weeks is ... rain ... Cheers Jean-Yves ... before the ... you would be ... ...
19520
Bob Holzer
holzerinatl
Nov 2, 2003 11:52 pm
All I can say is spectacular! You inspired me to do a Ha-OIII-OIII of IC1805 tonight. Thanks. Bob ... From: rdcrisp [mailto:rdcrisp@...] Sent:...
19521
Mike Dodd
doddm2001
Nov 3, 2003 12:23 am
... Heck, it _was_ sharper and I added some blur to get rid of the noise in the upper area of the image. It's really noisy. I'm planning to try again tonight;...
19522
J. Pierce
jjgpierce
Nov 3, 2003 12:37 am
Hi Randy, I am using an SBIG ST-10XME with a FLI-CFW2 (Schuler RGcBc Filters) and a FLI-DF-2 for focusing with the AP-155 refractor. I used MIRA to reduce,...
19523
Randy Nulman
randy_nulman
Nov 3, 2003 1:06 am
Hi John, I was thinking the same thing...the image is lacking the pink HII regions and I'm trying to figure out why. You exposed 30:30:60 on the color...did...
19524
Don Goldman
donclearview
Nov 3, 2003 1:35 am
John and Randy, John, you have lots of S/N in your M51. The ratios should be 0.9:1.0:2.1 for the Schuler RGcBc filters and the ST10XME on your AP155 (use the...
19525
Wodaski Yahoo account
rwodaski
Nov 3, 2003 1:35 am
There is a color balance problem here - too much green, and slightly too little red. In Photoshop, you can adjust the color balance using the Image | Adjust |...
19526
J. Pierce
jjgpierce
Nov 3, 2003 2:43 am
Hi Ron, Thanks for the advice. You are correct about the Color balance... it does bring things out. I'll have to go back to the drawing board to test the...
19527
J. Pierce
jjgpierce
Nov 3, 2003 3:59 am
Hi Don, Thanks for the info. I do have several questions though that I hope you don't mind helping me with. With the Schuler RGcBc filters and a selection of...
19528
Don Goldman
donclearview
Nov 3, 2003 4:43 am
... hope you don't mind helping me with. With the Schuler RGcBc filters and a selection of "Meade SCT non-UHT" I get ratios of 0.92, 1.00, and 2.07. This is...
19529
J. Pierce
jjgpierce
Nov 3, 2003 12:17 pm
Hi Randy, I tried to email you off-group with information on how to download the FTP RGB sets. It went to your verizon.net address. Just wanted to make sure...
19530
Paul K
paulkccd
Nov 3, 2003 2:18 pm
Don, just a small correction: ... you ... are ... for ... Sum and average produce nearly equivalent S/N, but not the same image level. When doing median OR...
19531
Don Goldman
donclearview
Nov 3, 2003 4:02 pm
Thanks, Paul. You're right. So to summarize with an example, R:G:B G2V 0.9:1.0:2.1 Total exposure: 90, 100, 210 min Median-, average-combine: 0.9:1.0:2.1 ...
19532
ngt202000
Nov 3, 2003 4:48 pm
Hi, It was very nice to get a good seeing night(2 arcsec)here in New England a few weeks back to take a new image series of M1. This is an LRGB of 60:20:20:20...
19533
morrinho@...
Nov 3, 2003 4:59 pm
Sorry friends, I know it is OT but is there somebody on the list who can give me some advice how to take the mirror out of a 12" LX200? I am stuck with the...
19534
Mike Dodd
doddm2001
Nov 3, 2003 5:05 pm
Now it's getting interesting! This morning's Horsehead Nebula yielded 72 minutes of exposure, and the noise is a lot smoother. I want to try twice this amount,...
19535
Bob Holzer
holzerinatl
Nov 3, 2003 5:06 pm
Wow, incredible detail. Really nice. Bob ... From: ngt202000 [mailto:brianl@...] Sent: Monday, November 03, 2003 11:48 AM To:...
19536
Matt Thomas
matt_e_thomas
Nov 3, 2003 5:16 pm
Guys, This is only true if the sub-exposures are all the same (I haven't been following this thread since the beginning, so they might be). -Matt Thomas ...
19537
Rick Yandrick
astronorick
Nov 3, 2003 6:34 pm
Brian: Very nice image. Did you perform some level of minimum filter on the image, or at least the red portion ? Great view... Rick Yandrick ...
19538
Wodaski Yahoo account
rwodaski
Nov 3, 2003 6:55 pm
Nice image! Yes, those streaks are internal reflections - SCTs are prone to this near bright stars. You might try slewing a little bit this way and that, to...
19539
Luc Debeck
ldebeck
Nov 3, 2003 7:37 pm
Hi everyone, If you have time, take a look to my updated website. I posted some new ccd images and other picture of this year. Thanks a lot Luc Debeck ...
19540
Bob Holzer
holzerinatl
Nov 3, 2003 7:51 pm
Hi Folks: We're having some beautiful weather here in Atlanta. So it was nice to get out into the driveway and add to the H-alpha collection. I was going to do...
19541
jjgpierce
Nov 3, 2003 7:54 pm
Hi all, Since we're on the math kick I have a question regarding Ray's Sigma combine. Should this be treated as a Sum combine or a Median/Average combine in...
19542
rdcrisp
Nov 3, 2003 8:22 pm
... to ... going ... is ... was that 55 shots of 5 minutes or the other way round? If it is 55 shots of 5 minutes, that may be the issue with the [OIII] I try...
19543
Paul K
paulkccd
Nov 3, 2003 8:34 pm
Hi John That would depend on the setting you choose under "Pixel Arithmetic" in Sigma: Mean is an average combine, and Sum is the sum :-) Regards, -Paul ... ...
