LDSS-3 / GISMO Slit Mask Manager

Observatories of the Carnegie Institution of Washington

Use one of the forms below to search the mask database.

User Manual


Search by P.I. name:

Last Name: 

First name:   (Not required)


Search by P.I. institution:

Institution:         Other: 


Search by mask name:

Mask Name:   (8 characters max.)


Search by first night of observing run:

Click on the calendar icon to enter the date (YYYY-MM-DD) of the first night of your observing run:


Search for range of mask numbers in database:

First mask #:         Last mask #:   (leave blank if searching for one mask #)


Search for most recent masks submitted:

Number of masks to list:   (Max = 999)