A caller's ayanamsa, frozen. Refuses a key not named in UserAyanamsaInput, a built-in name, a bare-number epoch, both rate and model, and out-of-range values.
rate
model
A caller's ayanamsa, frozen. Refuses a key not named in UserAyanamsaInput, a built-in name, a bare-number epoch, both
rateandmodel, and out-of-range values.