The Solar Region Summary (SRS), compiled by SWPC, is a daily report of the active solar regions observed during the preceding day. The SRS contains a detailed description of the active regions currently visible on the solar disk.
The Solar Region Summary (SRS), compiled by SWPC, is a joint product of NOAA and the USAF issued daily at 0030 UTC, providing a detailed daily description of active regions observed during the preceding day on the solar disk. It is compiled by SWPC after analysis and compilation of all individual reports from USAF the Solar Optical Observing Network (SOON).
For more additional information about the SRS, read the informational page.