1 - NGA

I dmvering
the true identity of en olject.
recompilation-llze proce= of producing e
map or theft thst is essantislly a new item and
which r@ecas e previously pubfiihed item.
NormslFy, rtxmmpilatkm of a nwp a chart
irwofvas e@ifkant cfvsrrge to the horizorwsl
Posffiin of features, revisiin of vertical values,
irrpmvenrarrt in pbnimatric or nsvigetbrref dete,
or eny combiraetion of these faders.
MIL-HDBK-850
reconnalssanco map-The plottad results of
e reamnaisasme survey and date obtsirssd
fmm other source.
reconnalssanco photography—(JCS)
Photography taken to obtain Infermstbn on the
resuffs of bombing, or on enemy rnxamants,
rnncentrstiins, activities ad forces. The
primsry purposes do not include msking msps,
chmts, or rnossics.
reconnaissance sketch—A drawing which
msambfes a reconnaissan.xr msp but is Iscking
in acme rnep element.
reconnaissance survey-A preliminary
. .. . . Sulvsy, usually asecuted repidly and at relativdy
low cast. The information obtained is mc.mded,
10 some estent, in the form of a recennsiseence
msp or sketch.
reconnelesance-(JCS) A mission
undertaken to obtain, by visual drsarvatbn or
other detactien methods, information aboui the
acfiviiiss end r~urces of an enemy or pofantial
enemy or to secure dsta corrceming the
meteerologicd, hydrogmphic, or gaagrsphic
charsctaristica of a particular ares. SW also
eerlal raconnalasancsi; hydrographlc
reconnal~aanca: rader reconrs.slsaance:
triangulation raconnalsaanca.
reconstructed Imagery -lmsgary on film
derived from processed digital imege dste by
means of film printer.
racording ●tatoacope-A atatoacope
equipped tih a recording camare hose
shuiter is synchrenizwj wilh that of the aerial
camsrs and the imsge of the statoscope is
recorded on each indwiduel frame.
racovswad control—See recover.
recovery of station—See resover.
212
racovar-(suweying) To visit a survey station,
identify ifs mark as euthentic and in its orighal
bcetion, and vady w revise its dasc@cm. Ths
Wrrn is usustty modiiiad to indiite the type or
nature of the rscaery, such as mccrvsrd bendI
rnmk, w a racevsred Wisnguletion stat”mn.
rectagrav@r-A acribhg instrument wl’kh raete
on the scribing sudsce during the operation and
only the culfer erm moves to scribe each
symbol.
rectangular chart-A chart on tha
rsdsngular prqeotkm.
rectangular coordirmta plottor~ e e
coordlnatogreph.
rectangular cnordInatas-Coordinsles on
any system in which the rues of reference
intarsecf al right angles, See alao Cartaaian
coordinates.
rectangular map projection—A cylindrical
-P Pmi*ion with uniform spacing of the
parailels.
roctsmg ular polyconlc map projection-A
rnedifkl polyconic msp projaclhn having a line
reprsasnting a slandsti psrsllel divided to mwacf
scale, through whose division points pass the
Iinas representing the gaogrsph~ meridians,
intersecting the lines which repra~nt the
geographic parallels in right angles.
rectangular spaca coordinates—The
perpendicular distarwes of a point from places
dafinad by eech pair d a sat of three rurea
wlsich are mutually perpendicular to esch other
at a cemmon point of erig”m. In
pfwlogrsmmatryr specs cocmtinstes are also
called survey coordlnatea, and ere the .scoerdinstes
and yamdinstes whidr ddins the
horizontal positii d e point on a grcund
system, and the zummdinste, which is Ihs
elavatiin of the Pc4nt with reference to the
ground system. Alss csllad elr coordinates.
rectangular survey s-A system of surveys in
~ih en ares is diiidad by a bssa tine
mtersecfed at right angl~ by a princiial
meridian, tha intersection termed tha inilal point
from which the partitions ere subdivided into
equal size townshps containing 3S ssctimw of
lend each.
rectlflcatlorr-(JCS) In photogramrnstfy, the
.,. .