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tripEstimation (version 0.0-46)

julday: Julian day and Julian century calculations from date-time values

Description

Date values required by solar.

Usage

julday(tm)

julcent(time)

Value

return numeric values

Arguments

tm

vector of date-times

time

vector of date-times

Author

Michael D. Sumner

References

https://gml.noaa.gov/grad/solcalc/azel.html