                      LunarPhase V2.50


DESCRIPTION:

LunarPhase provides a range of information on the Moon and, to a lesser 
degree, the Sun. The features of the application are:

Moon: Graphically displays the current phase of the moon and the times 
and dates of the major lunar phases for the month; Provides the following 
data: illuminated fraction of the lunar disk as a percentage, current age 
of the moon (since the last New Moon); its distance; realtime position in 
both RA/Dec and Alt/Az coordinates, parallax and its visible diameter (in 
arcminutes); times, dates and distances of the next Apogee and Perigee; 
Position Angle of the bright limb; Phase Angle; Rise, Set and Transit times;
Graphical indicatation of Blue Moons; Lunar Eclipse circumstances; Calculation
of lunar eclipse dates between two dates; Visibility of lunar eclipses from
your location; Names of Full moons throughout the year; Display of daily
lunar phases for selected month on a graphic that can be saved for use on
web pages. Monthly Lunar Visibility Diagram showing when the moon is above 
the user's horizon - useful for planning observing sessions; Realtime data 
for lunar librations in latitude and longitude corrected for the user's 
location (Topocentric); Realtime Selenographic CoLongitude data; Calculation 
of sunrise and sunset at a variety of (50) lunar features for the selected 
month; Inbuilt database of 50 lunar features, data for which can be 
added/deleted/modifed as required.

Sun: Realtime position in both RA/Dec and Alt/Az coordinates; Rise, Set and
Transit times.

Twilight: Displays Start and End times for Civil, Nautical and Astronomical 
Twilight.
Twilight times (along with day and night) are displayed on the monthly lunar
visibility diagram and printout.

Other Features: Data for any date and time can be generated using inbuilt
calendar and clock;
Enter location by Latitude and Longitude;
Display moon as seen through binoculars (or naked eye) or as through an
astronomical telescope;
Daylight Savings Time switch;
Day order on calendar can be changed (i.e. Sun-Sat, Mon-Sun, etc.);
Tabular function provides a list of lunar rise/set/transit times, illuminated
fraction, solar rise/set/transit times and Start/End times for Civil, 
Nautical and Astronomical Twilight for the selected month on one comprehensive 
screen;
Calendar printout for the selected month;
Tabular printout of all data displayed on the Tabular screen - includes Local
Printout (colour inkjet printers supported) of monthly lunar visibility 
diagrams;
Sidereal Time at Midnight column for easy reference;
Local Sidereal Time clock;
Links to online lunar websites;
Displays times of Equinoxes and Solstices and seasonal durations;
Displays Day number, Week number (incl. in ISO format), Julian Day number for
selected date on calendar;
Timezones can now be selected in increments of half an hour;
Date of Easter Sunday.


Provides support for both Northern and Southern hemisphere users.


PLATFORM:

Windows 95/98/NT


STATUS:

Shareware. $20, STG£15, IR£15. Nag screens will become intrusive after 30 
days or after 100 uses, whichever comes sooner.

LunarPhase can be registered online at:
         https://www.regnow.com/softsell/nph-softsell.cgi?item=2622-1


NOTES:

This ZIP archive contains a setup program (lp_setup.exe) which installs the 
application on your PC and places an entry for it in your Start Menu. An 
uninstaller is also provided.



CONTACTING THE AUTHOR:

The author can be contacted directly via email at: gnugent@indigo.ie  
or via his "Dublin Night Sky Observer" web site at
http://indigo.ie/~gnugent/dnso/

