<s>
The	O
Advanced	O
Synthetic	B-Application
Aperture	I-Application
Radar	I-Application
System-2	O
(	O
ASARS-2	B-Algorithm
)	O
is	O
the	O
radar	O
system	O
mounted	O
on	O
some	O
variants	O
of	O
the	O
Lockheed	O
U-2	O
reconnaissance	O
aircraft	O
.	O
</s>
<s>
The	O
ASARS-2	B-Algorithm
radar	O
was	O
originally	O
developed	O
in	O
the	O
early	O
1980s	O
by	O
Hughes	O
Aircraft	O
,	O
which	O
was	O
acquired	O
by	O
Raytheon	O
in	O
the	O
late	O
1990s	O
.	O
</s>
<s>
The	O
radar	O
is	O
capable	O
of	O
producing	O
extremely	O
high	B-Algorithm
resolution	I-Algorithm
images	O
at	O
long	O
range	O
.	O
</s>
<s>
ASARS-2	B-Algorithm
was	O
used	O
extensively	O
during	O
Operation	B-Application
Desert	I-Application
Storm	I-Application
for	O
target	O
location	O
and	O
battle	O
damage	O
assessment	O
.	O
</s>
<s>
The	O
first	O
of	O
these	O
ASARS-2A	B-Algorithm
radars	O
was	O
delivered	O
in	O
2001	O
.	O
</s>
<s>
Some	O
features	O
and	O
technologies	O
from	O
the	O
ASARS-2A	B-Algorithm
system	O
have	O
been	O
incorporated	O
into	O
the	O
Raytheon	O
Sentinel	O
developed	O
as	O
the	O
RAF	O
's	O
Airborne	O
STand-Off	O
Radar	O
(	O
ASTOR	O
)	O
aircraft	O
.	O
</s>
