Astronomy: Time and Position Functions, Misc. Utilities
Angular separation of two sky positions
Astronomy: Time and Position Functions, Misc. Utilities
B1950 to J2000 coordinate conversion
Gaussian beam and disk overlap with shift
DMJD to UT
Degrees, minutes, and seconds to radians
Source elevation
GMST1 (Greenwich Mean Siderial Time at 0h, UT1) from UT1 date
Hours, minutes, and seconds to radians
J2000 to B1950 coordinate converstion
JD to year, month, date
Flux density from a thermal disk
Convert radians to degrees, minutes, and seconds
Convert radians to hours, minutes, and seconds
UT to DMJD
Universal time to local sidereal time or hour angle
Year, month, day to 0h on Julian day
Miscellaneous astronomy functions, utilities, and data.