Contributed by Leif Svalgaard. Posted on April 26, 2016
The F10.7 microwave flux shows remarkabke agreement with the unsigned magnetic flux from MDI and HMI over the past 20 years, attesting to the accuracy and significance of both.
Contributed by Johannes Löhner-Böttcher. Posted on April 25, 2016
We observed magnetoacoustic waves propagating along the magnetic field lines of a sunspot. Based on the wave periods and atmospheric characteristics, we reconstructed the magnetic field topology of the sunspot.
Contributed by Monica G. Bobra. Posted on April 24, 2016
The HMI team has developed several Python codes that can be used to conveniently analyze its many magnetic field data products. Check it out!