Image Files Level 0. Note that this archive often stays up to months behind realtime in order for us to ensure that the data product has the very best calibrations available. If you need more recent data as a level-1 product, you can contact us and we will do all we can to assist you.
Level 2 calibrated image files Polarized - For most of the mission, there is one polarizer sequence taken each day in each telescope. These are half-resolution x images with the best available calibration available at the time of processing applied. This product is produced as part of the regular daily data processing stream. For access to these data, please contact the lasco webmaster. Color - There are a few times when color sequences are taken which can be combined to create color images.
For details, please contact us. Because the entire FITS file is always parsed, the procedure can be slow when only one extension is needed. Although originally conceived as simply a standard interchange format for digital images, FITS files are now often used as a working data format, and can be used to store ASCII or binary tabular data, in addition to images and spectra.
Once again, there are sometimes duplicate procedures to do nearly the same operation. If your installation is fairy recent, you may not need to go through the full upgrade process. It may be enough to only download the few routines that get updated frequently about every month and the most recent monthly subtraction models. Please go to this page to check if you have the latest versions and see how to install them. Troubleshooting If you are experiencing difficulty running the software tree, you should check to ensure your environment variables are set properly, and that the IDL startup procedure is properly including the SSW tree.
Navy Web Site.
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