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Tutorials by level of difficulty and topic:



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Beginner: Ways To Query the TESS Input Catalog (TIC) and Candidate Target List (CTL)




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Beginner - Search the TIC centered on HD 209458.

Walkthroughs: Browser-Based | Using API


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Search the TIC centered on HD 209458 to find all dwarfs in the catalogs.


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Tools Used:

  • Portal: Catalog Cone Search
  • MAST Name Resolver
  • Portal: Post-search Filtering
  • Portal: Export Search Results Grid



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Beginner - Find high proper motion M dwarfs in the southern hemisphere from the TIC.

Walkthroughs: Browser-Based


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Search for high proper motion M dwarfs in the southern hemisphere from the TIC.


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Tools Used:

  • Portal: Advanced Search




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Beginner - Find southern hemisphere K dwarfs.

Walkthroughs Browser-Based


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Find all southern hemisphere K dwarf stars based on TIC temperature.


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Tools Used:

  • CasJobs SQL Query Interface





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Beginner - Search the exoCTL centered on K2 Campaign 2.

Walkthroughs: Browser-Based


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Search the exoCTL centered on the K2 Campaign 2 field.


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Tools Used:

  • Portal: Catalog Cone Search
  • Portal: Export Search Results Grid




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Beginner - Export a Portal table in the Goddard Mission Office format.

Walkthroughs: Browser-Based


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Select a subset of output columns to export from a Portal search results table.


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Tools Used:

  • Portal: Edit Columns
  • Portal: Export Search Results Grid









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Beginner: Reading and Using TESS Data Products




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Beginner: Read And Display A Calibrated Full Frame Image (FFI)

Walkthroughs: Using API


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Load and display a TESS full frame image, using the world coordinate system information to convert pixel to celestial coordinates in the plot.



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Beginner: Read and Plot A Light Curve File

Walkthroughs: Using API


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Load and plot the contents of a TESS light curve file. Plot the flux timeseries contained with the file, and display the pixels used in the photometric aperture.



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Beginner: Tour Light Curve and Target Pixel File Contents

Walkthroughs: Using API


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Walk through the basic contents of the TESS 2-minute cadence, time-series files (light curve files and target pixel files.)




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Beginner: Read And Display A Target Pixel (TP) File and Aperture

Walkthroughs: Using API


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Load and plot the contents of a TESS target pixel file. Display the flux values of the collected pixels from a single cadence. Identify the pixels used in the photometric aperture.



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Beginner: Read and Plot A Data Validation Time Series File

Walkthroughs: Using API


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Load and plot the contents of a TESS data validation timeseries file. Plot the detrended flux timeseries contained within the file.



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Beginner: Using MAST TESS Search Interfaces




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Beginner - Searching For And Retrieving TESS Mission Products

Walkthroughs: Browser-Based


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Shows how to use the MAST Portal and/or astroquery.mast to search for TESS mission products, including pre- and post-search filtering, how to use the download basket, and how to specify for certain types of products when requesting a download.


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Tools Used:

  • astroquery
  • Portal: Pre-search Filtering
  • Portal: Post-search Filtering
  • Portal: Download Basket




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Beginner - Get Data Products For A Guest Investigator Proposal.

Walkthroughs: Browser-Based | Using API


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Use advanced search in the Portal to find and download all data products for a given Guest Investigator Proposal ID.


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Tools Used:

  • Pre-constructed bulk download scripts (browser-based)
  • Portal: Advanced Search (astroquery)




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Beginner - TESSCut (API: with URL Requests).

Walkthroughs: Browser-Based | Using API


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A review of how to use TESSCut through the URL using the requests library in Python.


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Tools Used:

  • TESSCut GUI (browser-based)
  • TESSCut (through URL requests)



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Beginner - Introduction To exo.MAST.

Walkthroughs: Browser-Based | Using API


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An introduction to exploring known planets and planet candidates (including TESS Threshold Crossing Events, TCEs) using the exo.MAST portal.


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Tools Used:

  • exo.mast








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Beginner - Downloading Data Validation Products Through Astroquery

Walkthroughs: Using API


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Shows how to download Data Validation (DV) products through astroquery.mast for a given object, and then shows how to display some of the contents.


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Tools Used:

  • astroquery



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Beginner - Download All Full Frame Images By Sector.

Walkthroughs: Browser-Based


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Use the pre-constructed bulk download scritps to retrieve large numbers of full frame images from MAST using cURL commands.


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Tools Used:

  • Pre-constructed bulk download scripts.



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Beginner - TESSCut (API: with Astroquery).

Walkthroughs: Browser-Based | Using API


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A review of how to use TESSCut in Astroquery to make a cutout of Full Frame Images.


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Tools Used:

  • TESSCut GUI (browser-based)
  • TESSCut (Astroquery version)




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Beginner - TAP Service.

Walkthroughs: Using API


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How to use TAP services to get a footprint from a specific Sector+camera+chip TESS FFI and then do a search for TESS mission data products that fall within exactly that footprint on the sky.


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Tools Used:

  • TAP







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Intermediate: Science-Case-Driven Searches of TESS Data Products

Warning

Note: The tutorials here will be created after Sector 1 and 2 data release. Do you have a suggestion for a science case you'd like to see? Send it to us as a MAST helpdesk email, or better yet, share your notebook with us!






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Intermediate - Explore the TESS Pixel Response Function

Walkthroughs:  Using API


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Learn how to work Work with the FITS formatted TESS PRFs to extract an image the that represents a single star located at a specified location on the detector.   TESS PRF models provide the inter-pixel response and the across-detector shape of a single star as it travels through the optics and falls on the detector.

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Intermediate - Cone Search Centered On 47 Tuc.

Walkthroughs: Browser-Based | Using API

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Get TESS light curves for all 2-minute cadence targets within a specified radius centered on the globular cluster 47 Tuc.

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Tools Used:

  • Portal: Cone Search
  • MAST Name Resolver
  • Portal: Specify A Search Radius
  • Portal: Add Data To Basket
  • Portal: Filter Inside Basket For Specific Data Products
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Intermediate - Look For Transients In FFI's In Nearby Galaxies.

Walkthroughs: Browser-Based | Using API

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Intermediate - Get All 2-Min. TESS Targets With Long-Period Kepler Transits.

Walkthroughs: Browser-Based | Using API

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Use MAST CasJobs to get the TESS target IDs that have 2-minute cadence data and a Kepler Threshold Crossing Event (TCE) with an orbital period greater than some specified value.

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Tools Used:

CasJobs SQL Query Interface

Use FFI cutout tool to extract areas centered on nearby galaxies to search for extragalactic transients north of -30 degrees. The declination limit is chosen so that higher resolution PanSTARRS data are also available for post-detection analysis.

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Tools Used:

  • TESSCut
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Intermediate - Get All Bright TESS Targets Inside the JWST Southern CVZ.

Walkthroughs Browser-Based | Using API

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Do a pre-search filter to get all TESS 2-minute cadence targets that lie within the JWST Southern Continuous Viewing Zone that are brighter than a specified H magnitude and load those results inside the Portal.

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Tools Used:

  • CasJobs SQL Query Interface
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Intermediate - Download UV and TESS Data For A List Of White Dwarfs.

Walkthroughs: Browser-Based | Using API

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Upload a target list of white dwarfs, cross-match with the TIC in Portal, then do a spatial cross-match of the resulting table with MAST footprints, filter on UV mission data, add UV data AND TESS products to basket, and download all files with a wget/cURL output option.

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Tools Used:

  • Portal: Target Upload
  • Portal: Spatial Cross-Match With the TIC
  • Portal: Spatial Cross-Match With MAST Observation Footprints
  • Portal: Post-Search Filter
  • Portal: Add Data To Basket
  • Portal: Basket Download Options