Keps set where the satellite is in its orbit. The doppler file sets the frequencies and modes that the satellite operates on. The two together are used by SatPC32 to put your radio uplink and downlink frequencies in the right place at the right time.

73 N3CRT Charles Reiche

On Sat, Jun 6, 2020 at 7:09 PM Bob via AMSAT-BB amsat-bb@amsat.org wrote:

If I have to manually update the doppler text files what is the purpose of the Update Keps button in SatPC ?

Bob

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