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Welcome to the JHelioviewer handbook! We hope you enjoy using JHelioviewer and very much welcome any feedback. This handbook will guide you through the usage of JHelioviewer to browse solar image data from SOHO and SDO. If there are any problems please look at the FAQ or send us a mail.
JHelioviewer is written in Java and supports Windows (64 bit), OS X and Linux (64 bit). You can download the latest version of JHelioviewer [http://www.jhelioviewer.org/download.html here]. You computer will need an OpenGL 2.1 compatible graphics card with up-to-date drivers. If your computer is connected to the internet, JHelioviewer will periodically check for updates and will inform you if a new version is available.
Double-click the .exe file and follow the instructions on the screen.
We offer a OS X application bundle as a disk image. Simply drag the JHelioviewer icon into the Applications folder:
Now you can start JHelioviewer like any other application on your computer and e.g. drag the icon into the Dock.
We offer prebuilt RPM and DEB packages which should run on most x86-64 Linux distros.
This screenshot illustrates the main user interface elements of JHelioviewer:
Image: JHV 2.1 screenshot_w900.jpg
- '''Tool bar''' - Select zoom mode (you can also use the mouse wheel or track pad to zoom when the cursor is in the main panel), toggle between panning mode (hand icon), region selection (rubber-band rectangle) and solar-rotation tracking (cross-hairs)
- '''Overview''' - Helps to navigate large images
- '''Movie Controls''' - Play image sequences
- '''Layers''' - Layer manager to overlay image series (top of list = top of image stack)
- '''Image Adjustments''' - Change colors, apply filters etc.
- '''HEK Events''' - Select solar event markers (will be overlaid as markers in main window)
- '''Info Bar''' - Display information about zoom, image quality levels, cursor coordinates, JPIP server status, metadata availability and rendering mode (OpenGL or Software)
- '''Main window''' - Main display panel
- '''Event Marker''' - Displays information about solar events, e.g. coronal holes, upon clicking
JHelioviewer has a number of mouse and keyboard shortcuts to speed up your browsing. You can see a list of shortcuts on JHelioviewer at any time by pressing the F1 key.
| Shortcut | Action |
|---|---|
| Double left-click | Zoom in |
| Double right-click | Zoom out |
| Mouse-wheel up | Zoom in |
| Mouse-wheel down | Zoom out |
| Shortcut | Action |
|---|---|
| ALT + c | Center the image |
| ALT + t | Toggle fullscreen display |
| ALT + , | Zoom in |
| ALT + . | Zoom out |
| ALT + k | Zoom to fit |
| ALT + l | Zoom to native resolution |
| ALT + p | Play/pause movie |
| ALT + b | Step to previous frame |
| ALT + n | Step to next frame |
| F1 | Display help |
- Browse more than 14 years worth of SOHO data as well as the latest high-resolution images from SDO/AIA.
- Create your own movies of the Sun
- Apply filters like color tables and sharpening to movies in real-time
- Export movies in various formats
- Track features of the Sun by compensating the differential solar rotation