Search found 3 matches

by TimH
17 Feb 2022, 15:35
Forum: Image processing and analysis
Topic: WCS coordinates
Replies: 2
Views: 1027

Re: WCS coordinates

OK thanks fabdev. I understand now -
Tim
by TimH
16 Feb 2022, 15:14
Forum: Image processing and analysis
Topic: WCS coordinates
Replies: 2
Views: 1027

WCS coordinates

Hi, Astro Image J looks for WCS coordinates, so i used AA5 to find coordinates which it did, and I saved the new header. However AIj doesnt see the file has having WCS although the header appears to have those key words. If i solve the file in Astrometrica, then AIJ is happy. There is one difference...
by TimH
07 Nov 2021, 11:04
Forum: Image processing and analysis
Topic: Preprocess and Comet Tracking
Replies: 2
Views: 1286

Preprocess and Comet Tracking

Im looking for advice on tracking. I go through what i think is the procedure, but the object motion and stars are trailed. This what i do ( in AA8 demo, and AA5 ): Open files (average), Align>Auto>Star pattern, Follow minor planet checked, sky motion= 2,2"/px, in PA 86 (manual entry from the MP Eph...