Search found 10 matches

by Patrick
18 Jun 2022, 23:33
Forum: General
Topic: Subframe From selection choice
Replies: 4
Views: 121

Re: Subframe From selection choice

Problem solved. Thank you.
Patrick.
by Patrick
14 Jun 2022, 08:54
Forum: General
Topic: Subframe From selection choice
Replies: 4
Views: 121

Re: Subframe From selection choice

Sorry for the lack of data in the report of this problem.. Problem found in AA8 SP1 on Windows 10
Patrick.
by Patrick
14 Jun 2022, 08:23
Forum: General
Topic: Subframe From selection choice
Replies: 4
Views: 121

Subframe From selection choice

Hello, I found the following: Full size image is 1280 x 960 I download an image and chose Image/Select/Rectangle and set the following: X1 = 1 Y1 = 280 X2 = 1280 Y2 = 680 - then OK. In Settings I choose From selection and the subframe values immediately changed. I press start and the correctly reduc...
by Patrick
07 Jun 2022, 23:35
Forum: Image processing and analysis
Topic: Astrometry in AA8
Replies: 2
Views: 121

Re: Astrometry in AA8

Thank you Fabio. I can wait.
Patrick.
by Patrick
07 Jun 2022, 08:59
Forum: Image processing and analysis
Topic: Astrometry in AA8
Replies: 2
Views: 121

Astrometry in AA8

Hello, Following the Astrometry example (AA8 User's Manual p. 96) Please see attached image. When I place the cursor at the centre of the image I see in the status line the same RA and DEC values as shown in the Astrometry page. However the X, Y values in the Astrometry page appear to be the other w...
by Patrick
12 Apr 2021, 21:54
Forum: Image processing and analysis
Topic: MILES Search Spreadsheet
Replies: 3
Views: 933

Re: MILES Search Spreadsheet

And I apologize AGAIN this time for not doing my homework.
I have mixed up my Paolo's and this question should not have been sent here.
Regards,
Patrick.
by Patrick
12 Apr 2021, 08:38
Forum: Image processing and analysis
Topic: MILES Search Spreadsheet
Replies: 3
Views: 933

Re: MILES Search Spreadsheet

Ken,
No I have not and thanks for the reference.
I apologize for not being specific re my question.
I refer to that by Paolo Berardi http://www.spectro-aras.com/forum/viewt ... 1&start=10
Regards,
Patrick
by Patrick
07 Apr 2021, 00:30
Forum: Image processing and analysis
Topic: MILES Search Spreadsheet
Replies: 3
Views: 933

MILES Search Spreadsheet

Hello, My reading (sometimes a dangerous pass-time?) has caused me to ask some questions regarding the E(B-V) values in your fine MILES Search spreadsheet. I understand the difference between using reddened/dereddened data when processing spectra. I quote the following: E(B-V) is related to interste...
by Patrick
05 Oct 2019, 06:48
Forum: General
Topic: FITS Header fields data origins
Replies: 2
Views: 2716

Re: FITS Header fields data origins

Thank you - very helpful.
RA and DEC used by IRAF
Regards,
Patrick
by Patrick
01 Oct 2019, 01:29
Forum: General
Topic: FITS Header fields data origins
Replies: 2
Views: 2716

FITS Header fields data origins

Hello,
Can someone please explain where the data for following FITS header fields originates?:

RA
DEC
OBJECTRA
OBJECTDEC

I have images where the two RA values are the same (as are the two DEC values).

Regards,
Patrick