Example Gallery

This gallery contains examples of how to use SunPy. Most of these examples require the SunPy sample data, which you can download by running:

>>> import sunpy.data.sample

Once downloaded the data will be stored in your user directory and you will not need to download it again.

Acquiring Data

This section contains any examples which showcase how sunpy can be used to download solar data located on remote servers.

Downloading and plotting LASCO C2 data

Downloading and plotting an HMI magnetogram

Getting data from CDAWeb

Querying Metadata clients using Fido

Querying the GOES flare event list through the HEK

Requesting cutouts of AIA images from the JSOC

Retrieving and analyzing GOES X-Ray Sensor (XRS) data

Sample data set overview

Searching and downloading from the VSO

Map

This section contains any examples which showcase how sunpy’s Map can be used with solar data.

Comparing Map Rotation Functions

Creating a Composite map

Cropping a Map

Finding bright regions with ndimage

Finding contours of a map

Finding the brightest pixel

Generating a map from data array

Histograming map data

Map metadata modification

Overplotting HMI Contours on an AIA Image

Plotting a Map without any Axes

Plotting a difference image

Resampling Maps

Rotating a Map

Segmenting a Map based on transformation of coordinates

Combining, Co-aligning, and Reprojecting Images

These examples show how to combine, align and reproject sunpy maps.

Aligning AIA and HMI Data with Reproject

Auto-Aligning AIA and HMI Data During Plotting

Creating a Full Sun Map with AIA and EUVI

Creating a Heliographic Map

Reprojecting Images to Different Observers

Reprojecting Using a Spherical Screen

Reprojecting to a Map Projection with a Custom Origin

Time Series

This section contains any examples which showcase how sunpy’s TimeSeries can be used on any supported timeseries data.

Find Peaks in sunpy TimeSeries

Flare times on a GOES XRS plot

Interacting with Data Using sunpy TimeSeries

Making a power spectrum from a TimeSeries

Smoothing of timeSeries data using convolution filters

The TimeSeriesMetaData class

Coordinates, times, and units

This section contains any examples which showcase how sunpy handles coordinate information, times, and scientific units.

AIA to STEREO coordinate conversion

Converting between Helioprojective and AltAz Coordinate

Create a Helioprojective Map from observations in the RA-DEC coordinate system

Drawing the AIA limb on a STEREO EUVI image

Getting the location of the planets

Getting the observer location from a Map

Identifying stars in a STEREO/SECCHI COR2 coronagraph image

Offsetting the north pole of a coordinate frame

Overplotting the position of the Venus transit

Parsing times with sunpy.time.parse_time

Setting the correct position for SOHO in a LASCO C3 Map

sunpy Constants

Plotting

This section contains any examples which showcase how sunpy’s visualization tools can be used on supported data types.

Creating a visualization with ArrayAnimatorWCS

Drawing a latitude-longitude quadrangle

Drawing a rectangle on a map

Drawing and using a Great Arc

Drawing heliographic longitude and latitude lines

Editing the colormap and normalization of a Map

Fading between two maps

Finding Local Peaks in Solar Data

Fine grained Plotting Features of Map

HMI Showcase: Cutout

How to use the LineAnimator

Imshow and maps coordinates

Loading an HMI synoptic map

Overplotting HEK feature/event polygons on a map

Overplotting SRS active region locations on a magnetograms

Plot positions on a blank map

Plotting a coordinate grid

Plotting a map

Plotting a solar cycle index

Plotting points on a Map with WCSAxes

Plotting the solar limb

Set Axis Range When Plotting a Map

Simple Differential Rotation

Using the sunpy Colormaps with matplotlib

Differential Rotation of the Sun

This section showcases how to use RotatedSunFrame to account for differential rotation (i.e., the latitude-dependent rotation rate of the Sun) in the coordinates framework.

Comparing differential-rotation models

Differentially rotating a coordinate

Differentially rotating a map

Overlaying differentially rotated gridlines

Saving and Loading Data

This section contains any examples which showcase how you can use sunpy to save and load data.

Saving and loading coordinates with asdf

Saving and loading sunpy Maps with FITS

Saving and loading sunpy Maps with asdf

Computer Vision Techniques

This section contains any examples which showcase how sunpy can be used with computer vision techniques to analyze solar data.

Edge Enhancing Coronal Loops

Enhancing off-disk emission

Finding and masking bright pixels

Masking out the solar disk

Developer tools

This section has examples of sunpy API that might be useful if you are developing another package.

Using Remote Data Manager