Posted by Olga Burtseva | August 31, 2025 | General news
The next month of the National Science Foundation’s (NSF’s) Global Oscillation Network Group (GONG) data products is now available. The most recent processing includes the following products:
– network-merged daily velocity and magnetogram images, p-mode-coefficient time series, and mode parameters and flow measurements from ring-diagram technique for GONG month 305 covering the period 20250423 to 20250528
– p-mode frequency data products for central GONG month 304 spanning 20250318 to 20250422
The schedule of GONG helioseismology product releases can be seen at https://gong2.nso.edu/vmbi_pub_sched.html. If you have any questions about the data or identify any issues, please contact us at [email protected].