<s>
Astrology	B-Application
software	I-Application
is	O
a	O
type	O
of	O
computer	O
programs	O
designed	O
to	O
calculate	O
horoscopes	O
.	O
</s>
<s>
At	O
first	O
,	O
astrology	B-Application
software	I-Application
was	O
opposed	O
by	O
American	O
astrologers	O
who	O
did	O
not	O
approve	O
of	O
computers	O
in	O
their	O
field	O
.	O
</s>
<s>
Astrology	B-Application
software	I-Application
has	O
been	O
made	O
available	O
in	O
the	O
open-source	B-License
model	I-License
,	O
starting	O
with	O
the	O
release	O
of	O
Astrolog	B-Language
in	O
1991	O
.	O
</s>
<s>
Computer	O
astrology	O
programs	O
today	O
typically	O
make	O
accurate	O
planet	O
position	O
calculations	O
,	O
display	O
and	O
print	O
these	O
positions	O
using	O
astrological	O
glyph	B-Application
symbols	O
in	O
graphic	O
charts	O
,	O
save	O
and	O
retrieve	O
individuals	O
 '	O
data	O
to	O
and	O
from	O
database	O
files	O
,	O
compare	O
the	O
planet	O
positions	O
of	O
different	O
charts	O
to	O
find	O
the	O
astrological	O
aspects	O
between	O
them	O
(	O
e.g.	O
</s>
<s>
Astrology	O
programs	O
usually	O
come	O
bundled	O
with	O
an	O
electronic	O
atlas	O
,	O
allowing	O
the	O
review	O
of	O
the	O
longitudes	O
,	O
latitudes	O
,	O
and	O
time	B-Device
zone	I-Device
observance	O
histories	O
for	O
cities	O
and	O
towns	O
.	O
</s>
