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Showing results 1 to 25 of 500
Search took 0.15 seconds. Search: Posts Made By: gregbradley
Forum: Astrophotography and Imaging Equipment and Discussions Yesterday, 10:30 PM
Replies: 14
Views: 306
Posted By gregbradley
A good read Mike. Its very well done. Greg.

A good read Mike. Its very well done.

Greg.
Forum: Astrophotography and Imaging Equipment and Discussions Yesterday, 10:28 PM
Replies: 24
Views: 728
Posted By gregbradley
Oh of course, Sorry. Greg.

Oh of course,

Sorry.

Greg.
Forum: Deep Space Yesterday, 10:13 PM
Replies: 6
Views: 71
Posted By gregbradley
Yes it is quite a wide field and as you say an...

Yes it is quite a wide field and as you say an interesting comparison. The seeing was good and the PMX was humming so tracking was superb.
Then again if you did the same with good seeing and your...
Forum: Nightscapes Yesterday, 09:40 PM
Replies: 7
Views: 101
Posted By gregbradley
Another great image Alex. I look forward to...

Another great image Alex. I look forward to seeing more of what you have gotten.

Greg.
Forum: Nightscapes Yesterday, 09:34 PM
Replies: 17
Views: 230
Posted By gregbradley
My dogs are good company at my dark site. They...

My dogs are good company at my dark site. They were particularly great when the grass was really long in summer and I was doing DSLR work and a bit paranoid about the possibility of a hidden snake....
Forum: Software and Computers Yesterday, 09:32 PM
Replies: 6
Views: 53
Posted By gregbradley
In CCDsoft that would still fail as the software...

In CCDsoft that would still fail as the software will automatically chose the brightest pixel in the image thinking it is the guide star. I have seen my autoguider go along nicely and then all of...
Forum: Astrophotography and Imaging Equipment and Discussions Yesterday, 09:28 PM
Replies: 24
Views: 728
Posted By gregbradley
Does not work in CCDsoft though. You'd have to...

Does not work in CCDsoft though. You'd have to use Maxim and not sure what other software does a library dark subtract on the autoguider. CCDSoft does not.

Greg.
Forum: Astrophotography and Imaging Equipment and Discussions Yesterday, 09:27 PM
Replies: 6
Views: 60
Posted By gregbradley
When you say stack LRGB do you mean colour...

When you say stack LRGB do you mean colour combine? You don't stack LRGB images as such. You register/stack individual sub exposures of luminance together and same for each of red, green and blue....
Forum: Deep Space Yesterday, 09:22 PM
Replies: 6
Views: 71
Posted By gregbradley
NGC6188 Narrowband

I took this image about 6 weeks ago at my dark site under excellent seeing and conditions.

TEC110 Fluorite, PMX.

http://upload.pbase.com/gregbradley/image/150386022/large regular
...
Forum: Deep Space Yesterday, 09:32 AM
Replies: 6
Views: 90
Posted By gregbradley
Magnificent work John. Greg.

Magnificent work John.

Greg.
Forum: Nightscapes Yesterday, 07:00 AM
Replies: 17
Views: 230
Posted By gregbradley
Thanks Carlos. It was fun shooting it too. ...

Thanks Carlos. It was fun shooting it too.

Greg.
Forum: Nightscapes 24-05-2013, 08:12 PM
Replies: 17
Views: 230
Posted By gregbradley
:lol: its hard to include yourself in these...

:lol: its hard to include yourself in these images without it looking a bit contrived because of course it is. But my dogs do in fact come and visit me and watch what I am doing so in that sense not...
Forum: Equipment Discussions 24-05-2013, 03:46 PM
Replies: 63
Views: 982
Posted By gregbradley
I agree, cut em a bit of slack as they do try and...

I agree, cut em a bit of slack as they do try and they are quite professional. A bit of this not working and that is somewhat acceptable a long as they back you up which they seem to do.

Pempro...
Forum: Nightscapes 24-05-2013, 03:43 PM
Replies: 17
Views: 230
Posted By gregbradley
Thanks Andrew. Greg.

Thanks Andrew.

Greg.
Forum: Nightscapes 24-05-2013, 06:57 AM
Replies: 17
Views: 230
Posted By gregbradley
PTGui Pro. Greg.

PTGui Pro.

Greg.
Forum: Nightscapes 24-05-2013, 06:55 AM
Replies: 6
Views: 81
Posted By gregbradley
That's great Carlos. You're inspiring me to...

That's great Carlos.

You're inspiring me to use the Blue Mountains as a backdrop. They are just up the street from me relatively speaking.

Greg.
Forum: Nightscapes 24-05-2013, 06:52 AM
Replies: 17
Views: 230
Posted By gregbradley
Cheers Larry Thank you Narayan ...

Cheers Larry



Thank you Narayan



Thanks Mike.
It was quite an effort. Its amazing how the stitching software can handle it. There is quite an overlap on the individual panels though.
Forum: General Chat 24-05-2013, 06:49 AM
Replies: 40
Views: 659
Posted By gregbradley
Congrats Mike - you deserve it. Your images there...

Congrats Mike - you deserve it. Your images there were fabulous and at the highest standard.

Greg.
Forum: Astrophotography and Imaging Equipment and Discussions 23-05-2013, 09:19 PM
Replies: 6
Views: 168
Posted By gregbradley
DXO Mark has a measure for highest ISO with no...

DXO Mark has a measure for highest ISO with no image quality loss for different cameras. Its worth a check for your camera.
Here it is here:
...
Forum: Nightscapes 23-05-2013, 09:08 PM
Replies: 17
Views: 230
Posted By gregbradley
A man and his dog regard the Milky Way

http://www.pbase.com/gregbradley/image/150330185


Also a 14 panel mosaic of the Milky Way, each panel tracked on a Polarie
51/2 mins,which is difficult due to being unable to move the camera...
Forum: Nightscapes 23-05-2013, 09:02 PM
Replies: 20
Views: 218
Posted By gregbradley
Stunning JJJ. I shot a panorama from that exact...

Stunning JJJ. I shot a panorama from that exact point. Much easier at night without the huge crowds. Horseshoe bend is another amazing site further down in Utah.

The helicopter ride across the...
Forum: Equipment Discussions 23-05-2013, 08:59 PM
Replies: 63
Views: 982
Posted By gregbradley
.7 arc secs. Fabulous result. You got it going....

.7 arc secs. Fabulous result. You got it going. SB PEC obviously is bugged. I'd give it the flick. Go PemPro! Perhaps I should get PemPro myself. I am only assuming PEC is improving my guiding on my...
Forum: Equipment Discussions 23-05-2013, 08:53 PM
Replies: 6
Views: 239
Posted By gregbradley
I've had a 12 inch RCOS and have a CDK17 which is...

I've had a 12 inch RCOS and have a CDK17 which is a corrected Dall Kirkham.

I was a member of the Orion Optics Yahoo Forum and followed it for some time. Not sure what the status is now but at...
Forum: Deep Space 23-05-2013, 04:30 PM
Replies: 26
Views: 417
Posted By gregbradley
Whoa, beautiful image. Gorgeous. Looks more like...

Whoa, beautiful image. Gorgeous. Looks more like a high quality APO shot than a compound scope.

That minor elongation in the very corners looks more like slightly wrong corrector spacing as its...
Forum: Nightscapes 23-05-2013, 06:55 AM
Replies: 9
Views: 146
Posted By gregbradley
Thanks very much Laurie. I like these types of...

Thanks very much Laurie. I like these types of shots as they get you out in the night and experiencing the stars. Lots of fun (unless its really cold then not so much!).

Greg.
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