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brazosastro · Brazos Valley Astronomy Club

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  • Members: 76
  • Category: Amateur
  • Founded: Feb 28, 2006
  • Language: English
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117 Mark Spearman
brazosastro Offline Send Email
Nov 11, 2006
5:25 pm
I will be out tonight and anyone that wants to come out is welcome. Dress warm! I will be doing some imaging with the CCD on the TAK 130. We are located on...
118 anjal_sharma Offline Send Email Nov 12, 2006
6:30 pm
Hi All, We had an amazing time last night at Mark's Observatory. Judy, I and Neil showed up and Mark showed us his imaging rig. He used it to capture an...
119 Don E. Bray
debclltx Offline Send Email
Nov 13, 2006
3:50 am
Thanks, Mark. I was out of town this weekend. Don ... Don E. Bray, Ph.D., P. E. Don E. Bray, Inc. Mail P. O. Box 10315, College Station, Texas 77842-0315 Ship...
120 judy.culver Offline Send Email Nov 13, 2006
3:17 pm
Thanks for posting the pictures, Anjal. It's amazing what that little camera can do. Judy...
121 judy.culver Offline Send Email Nov 13, 2006
3:55 pm
I just found this animation of the Mercury transit. It's the best I've seen so far! Judy http://astro.christone.net/mtransit/...
122 Mark Spearman
brazosastro Offline Send Email
Nov 13, 2006
3:55 pm
I am glad you guys could come out. I certainly had fun. Your images are amazing. Mark ... and ... was ... shot ... have ... We ... and ... object ... Sky90 ...
123 anjal_sharma@...
anjal_sharma Offline Send Email
Nov 13, 2006
7:14 pm
Judy, Glad you like the pix. FYI those were shot with an ISO of 3200. The noise is acceptable even in the individual frames, because of the low ambient...
124 anjal_sharma@...
anjal_sharma Offline Send Email
Nov 13, 2006
7:28 pm
Thanks Mark. Glad you like them. ... From: Mark Spearman <spearman@...> To: brazosastro@yahoogroups.com Sent: Monday, November 13, 2006 9:42:44...
125 Don E. Bray
debclltx Offline Send Email
Nov 13, 2006
9:41 pm
Thanks, Judy. I particularly appreciate that since at the last minute I had to go to Spokane. I took welding goggles, which worked fine, but I only had a pair...
126 Mark Spearman
brazosastro Offline Send Email
Nov 15, 2006
3:46 am
I just posted a close up of the Veil Nebula in the Regina Caelorum folder. I took this on Sunday, 12 November and I think it came out pretty good given the...
127 Judy Culver
judy.culver Offline Send Email
Nov 15, 2006
9:50 pm
Mark, This is beautiful image! What was the exposure time? Judy ... From: Mark Spearman <spearman@...> To: brazosastro@yahoogroups.com Sent:...
128 Mark Spearman
brazosastro Offline Send Email
Nov 15, 2006
11:19 pm
Thanks, Judy I made around ten 40 second exposures in red, green, blue, and unfiltered. I say "around ten" because I had to throw some out because of clouds. ...
129 Don E. Bray
debclltx Offline Send Email
Nov 16, 2006
3:35 am
Yes, I would say that it came out very well. Thanks for posting it. Don ... Don E. Bray, Ph.D., P. E. Don E. Bray, Inc. Mail P. O. Box 10315, College Station,...
130 anjal_sharma@...
anjal_sharma Offline Send Email
Nov 16, 2006
3:53 am
Mark, That's not bad at all. Forty second exposures probably don't even require guiding, unless your mount has really large PE. How did you process the RAW...
131 Mark Spearman
brazosastro Offline Send Email
Nov 16, 2006
5:57 pm
Anjal, To get small stars, I have to guide. The Losmandy G11 has a good bit of PE. The only thing I did to the images was dark subtraction and a bias frame....
132 anjal_sharma Offline Send Email Nov 19, 2006
7:34 pm
Hi All, I've added new images in the folder "Anjal's Deepsky and Planetary Images" folder for your viewing pleasure. The Rosette and the Horsehead images are...
133 Judy Culver
judy.culver Offline Send Email
Nov 20, 2006
5:17 pm
Thanks for posting your images. I really like the Rosette. Judy ... From: anjal_sharma <anjal_sharma@...> To: brazosastro@yahoogroups.com Sent: Sunday,...
134 anjal_sharma@...
anjal_sharma Offline Send Email
Nov 20, 2006
8:44 pm
Thanks Judy. The rosette image is a stack of 20 ISO1600 images of 55 to 65 second duration. The horsehead image is a stack of 27 ISO800 and 3 ISO1600 images...
135 Mark Spearman
brazosastro Offline Send Email
Nov 20, 2006
9:08 pm
Anjal, These are super. I could never fit the Rosette on the ST-7 but this looks great. Also, the Horsehead is a tough nut to crack but yours looks great. I...
136 anjal_sharma@...
anjal_sharma Offline Send Email
Nov 20, 2006
11:24 pm
Thanks, Mark. I know I can do better. My mount was not quite polar aligned, so I was limited to about 85 second unguided exposures and even these showed some...
137 debclltx Offline Send Email Nov 21, 2006
3:57 pm
I have greatly enjoyed the recent postings by Mark and Anjal. We have had great nights lately, and I appreciate the effort of both of these in producing...
138 anjal_sharma Offline Send Email Nov 21, 2006
4:38 pm
Don, Thanks for the comments. I'm glad you like our images. What camera are you using to take your shots? They're quite nice. For dark frame sunstraction,...
139 Don E. Bray
debclltx Offline Send Email
Nov 21, 2006
5:32 pm
Anjar, The camera is a Canon S2IS. It is a point and shoot type, but can be configured for use on the telescope and does have the mechanism for a variety...
140 anjal_sharma Offline Send Email Nov 27, 2006
12:35 am
Hi All, I've added four new images in the folder "Anjal's Deepsky and Planetary Images" for your viewing pleasure. These are the Califonia Nebula, a widefield...
141 Mark Spearman
brazosastro Offline Send Email
Nov 27, 2006
12:59 am
Anjal, They are getting better and better! I hope to post my M33 soon. I could use a little help with Photoshop if you have time. Mark _____ From:...
142 anjal_sharma Offline Send Email Nov 27, 2006
4:44 am
Mark, Sure, no problem. I can pass along what little I know about Photoshop. I know how to adjust levels, curves, apply a few rudimentary filters, and resize...
143 Don E. Bray
debclltx Offline Send Email
Nov 28, 2006
4:21 pm
I would like to participate in some Photoshop efforts also. I have some success in using the layers. But, I forget to do it the next time around and don't keep...
144 anjal_sharma Offline Send Email Nov 28, 2006
7:18 pm
Actually, that's a great idea, Don. I can get my laptop with Photoshop LE 5.0 loaded, as well as a few images posted here that we could work with at the next...
145 Mark Spearman
brazosastro Offline Send Email
Nov 29, 2006
3:44 am
Anjal That sounds good. I am not sure when, however, as I am traveling all this week and must get a proposal out on the weekend and then traveling again the ...
146 Mark Spearman
brazosastro Offline Send Email
Nov 29, 2006
4:14 am
Don, That would be fun but I am out until around Dec 16. Maybe then? Mark _____ From: brazosastro@yahoogroups.com [mailto:brazosastro@yahoogroups.com] On ...
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