![]() ACE Satellite Page ACE SWEPAM Instrument page Real time ACE data at NOAA McPherron, R.L., Determination of linear filters for predicting Ap during Jan. 1997, GRL, Vol. 25, No. 15, 3035, 1998 McPherron, R.L., Predicting the Ap Index From Past Behavior and Solar Wind Velocity, Phys. Chem. Earth (C), Vol. 24, No. 1-3, 45-56, 1999. |
Vsw: Vsw is the daily-averaged magnitude of the solar--wind velocity in GSM coordintates. The data were obtained from OMNIWeb. This data is based on measurements from both the WIND and ACE satellites. |