ObsAstro
1. Basic image statistics
1.1. Before you begin
1.2. Overview
1.3. Working with image sequences
1.4. Basic statistics
1.5. Calculating gain: overview
1.6. Measurements in Astro ImageJ
1.7. Image arithmetic
1.8. Calculating gain: step-by-step
1.9. List of all questions
2. Image reduction: overview and example
2.1. Before you begin
2.2. Why median, not average?
2.3. Master frames
2.4. Your first reduction: a flat frame
2.5. List of all questions
3. Planning Observations for your Observing Project
3.1. Before you begin
3.2. Choosing a target for your project
3.3. Checking the “Mechanical” and “Scientific” Viability of your Project
3.4. List of all questions
4. Image reduction by hand
4.1. Before you begin
4.2. Science image reduction: overview
4.3. Science image reduction by hand
4.4. List of all questions
5. Automated image reduction
5.1. Before you begin
5.2. (Semi) Automated reduction in AstroImageJ
5.3. Make a master bias image
5.4. Make master dark image
5.5. Make master flat image
5.6. Reduce science image(s)
5.7. List of all questions
6. Photometry in AstroImageJ: Introduction
6.1. Before you begin
6.2. Photometry in AIJ
6.3. From counts to magnitudes
6.4. List of all questions
7. Multi-aperture photometry (and the effects of airmass)
7.1. Before you begin
7.2. Photometry setup
7.3. Multi-aperture photometry in AstroImageJ
7.4. Magnitude and airmass
7.5. List of all questions
8. Planning How You Turn Science Images Into Science
8.1. Introduction
8.2. Image Processing Questions
8.3. Data Processing Questions
8.4. List of all questions
ObsAstro
Docs
»
6. Photometry in AstroImageJ: Introduction
»
6.1. Before you begin
Edit on GitHub
6.1. Before you begin
ΒΆ
Download the image for today from
here
Unzip the file by double clicking on it
Open
AstroImageJ
(just called ImageJ on the computer)
Open the image of the cluster M34
Read the Docs
v: latest
Versions
latest
explicit-fancybox
Downloads
PDF
HTML
Epub
On Read the Docs
Project Home
Builds
Free document hosting provided by
Read the Docs
.