<s>
The	O
AN/TPS	B-Algorithm
-63	I-Algorithm
was	O
a	O
medium	O
range	O
,	O
Two-dimensional	O
,	O
L	B-Algorithm
band	I-Algorithm
radar	B-Application
system	I-Application
utilized	O
by	O
the	O
United	O
States	O
Marine	O
Corps	O
from	O
the	O
early	O
1980s	O
until	O
finally	O
retired	O
in	O
2018	O
.	O
</s>
<s>
This	O
mobile	O
radar	B-Application
was	O
developed	O
by	O
Northrop	O
Grumman	O
and	O
complimented	O
the	O
AN/TPS	B-Application
-59	I-Application
long	O
range	O
radar	B-Application
by	O
providing	O
360	O
degree	O
,	O
gap-filling	O
coverage	O
of	O
low	O
altitude	O
areas	O
.	O
</s>
<s>
Because	O
it	O
was	O
more	O
mobile	O
,	O
the	O
TPS-63	B-Algorithm
was	O
also	O
employed	O
as	O
the	O
first	O
radar	B-Application
ashore	O
during	O
amphibious	O
operations	O
until	O
the	O
larger	O
and	O
more	O
capable	O
AN/TPS	B-Application
-59	I-Application
was	O
established	O
.	O
</s>
<s>
The	O
TPS-63	B-Algorithm
was	O
used	O
in	O
combat	O
operations	O
during	O
the	O
Gulf	B-Application
War	I-Application
,	O
the	O
2003	O
invasion	O
of	O
Iraq	O
and	O
subsequent	O
operations	O
in	O
Iraq	O
and	O
Afghanistan	O
.	O
</s>
<s>
The	O
TPS-63	B-Algorithm
was	O
eventually	O
phased	O
out	O
of	O
service	O
in	O
2018	O
as	O
it	O
was	O
replaced	O
by	O
the	O
AN/TPS	B-Algorithm
-80	I-Algorithm
Ground/Air	I-Algorithm
Task	I-Algorithm
Oriented	I-Algorithm
Radar	I-Algorithm
.	O
</s>
<s>
The	O
radar	B-Application
operated	O
as	O
part	O
of	O
an	O
overall	O
tactical	O
air	O
defense	O
or	O
tactical	O
air	O
operations	O
system	O
.	O
</s>
<s>
The	O
radar	B-Application
's	O
antenna	O
was	O
a	O
parabolic	O
cylinder	O
which	O
allowed	O
for	O
the	O
combination	O
of	O
electronic	O
and	O
physical	O
steering	O
of	O
the	O
beams	O
.	O
</s>
<s>
The	O
antenna	O
could	O
be	O
broken	O
down	O
into	O
multiple	O
sections	O
and	O
stored	O
inside	O
the	O
radar	B-Application
shelter	O
which	O
allowed	O
for	O
increased	O
mobility	O
and	O
decreased	O
disassembly	O
time	O
.	O
</s>
<s>
As	O
a	O
mobile	O
radar	B-Application
,	O
the	O
AN/TPS	B-Algorithm
-63	I-Algorithm
was	O
able	O
to	O
be	O
set	O
up	O
within	O
one	O
hour	O
of	O
arriving	O
at	O
a	O
new	O
location	O
.	O
</s>
<s>
In	O
September	O
1971	O
,	O
the	O
United	O
States	O
Navy	O
released	O
its	O
first	O
solicitations	O
for	O
the	O
AN/TPS	B-Algorithm
-63	I-Algorithm
.	O
</s>
<s>
The	O
Marine	O
Corps	O
received	O
its	O
last	O
TPS-63	B-Algorithm
in	O
Fiscal	O
Year	O
1981	O
.	O
</s>
<s>
In	O
1985	O
,	O
the	O
Marine	O
Corps	O
initiated	O
additional	O
upgrades	O
to	O
the	O
radar	B-Application
to	O
include	O
the	O
addition	O
of	O
a	O
side	O
lobe	O
antenna	O
for	O
operations	O
in	O
a	O
higher	O
threat	O
environment	O
.	O
</s>
<s>
Marine	O
Air	O
Control	O
Squadrons	O
1	O
&	O
2	O
utilized	O
the	O
AN/TPS	B-Algorithm
-63	I-Algorithm
during	O
the	O
2003	O
invasion	O
of	O
Iraq	O
.	O
</s>
<s>
The	O
-63	O
radar	B-Application
was	O
used	O
in	O
conjunction	O
with	O
the	O
AN/TPS	B-Application
-59	I-Application
to	O
provide	O
early	O
warning	O
,	O
assist	O
air	O
defense	O
controllers	O
with	O
strike	O
coordination	O
and	O
reconnaissance	O
,	O
and	O
coordinate	O
allied	O
aircraft	O
use	O
of	O
kill	O
boxes	O
in	O
support	O
of	O
coalition	O
forces	O
.	O
</s>
<s>
Depot	O
level	O
maintenance	O
for	O
the	O
AN/TPS	B-Algorithm
-63	I-Algorithm
was	O
conducted	O
at	O
the	O
Tobyhanna	O
Army	O
Depot	O
,	O
Pennsylvania	O
from	O
2011	O
until	O
2018	O
when	O
the	O
radar	B-Application
was	O
decommissioned	O
.	O
</s>
<s>
The	O
AN/TPS	B-Algorithm
-63	I-Algorithm
was	O
a	O
popular	O
sensor	O
for	O
Foreign	O
Military	O
Sales	O
.	O
</s>
<s>
Other	O
nations	O
that	O
utilized	O
the	O
radar	B-Application
include	O
:	O
Egypt	O
,	O
Israel	O
,	O
Jordan	O
,	O
South	O
Korea	O
,	O
Kuwait	O
,	O
Mexico	O
,	O
Morocco	O
,	O
Saudi	O
Arabia	O
,	O
Taiwan	O
,	O
Turkey	O
,	O
United	O
Arab	O
Emirates	O
,	O
Yugoslavia	O
,	O
and	O
Venezuela	O
.	O
</s>
<s>
W-630	O
-	O
commercial	O
version	O
of	O
the	O
radar	B-Application
.	O
</s>
<s>
Per	O
the	O
Joint	O
Electronics	O
Type	O
Designation	O
System	O
(	O
JETDS	O
)	O
,	O
the	O
nomenclature	O
AN/TPS	B-Algorithm
-80	I-Algorithm
is	O
thus	O
derived	O
:	O
</s>
