1 - NGA

I
Componaatlon plate-(photogrammetry) A
gfaae ptate having a surface ground 10 a
pradalarmlrted shape, W irwartion in the optical
system 0! a d~bithre primer or plotting
lt?ammrem, to compensate for radiaj distortion
Imroducsd by the camera lens.
conspllrstlon hlatory-Complete Information
RXJSfdiw the devefopmam of a map or chart, II
explains pmbterne ertcarntered and their
eotibn, and akfa in Simplifying the resaamh
ad ansfyaia of aotmx rna~eriefs considered for
cor@atfon or revision of other maps or chatta.
The corr@atiin history contains information on
the pfannlng iacfora, source materfals uillbwcf,
control, arrnjMation methods, drafting,
rtrpmdudkm, and edit pmcedurea.
compllallon lnstructlona-Wrif ten directions
deacriblno cartographic sources and their use in
determining Inforrnalbn to be compiled.
Compilalbn Inefrucfions are not to be confused
with sfksdlicatione.
MIL-HDBK-850
compilation manuacrlpl-The originaf
drawing, or group of drawings. of a map or chart
as compiled or rmnstructed from various data on
which cartographic and rels!ed detait is
delineated in cobra on a atabie-base medium. A
czw7rpIlaMm manuecripl may consist of a stngle
drawing Calied a base manuscrlpl, or
because of congestion, eeveral overtays may be
prepared showing vegetation, relief, names, arwd
other Irrfofrnalion. Since the latter is usually the
case, the baae and Its approprkle overfays are
collectively termed the compilation
msrnuacrlpt.
compilation scala-The scale at which a
map or charl is delineated on the ork@al
manuscript. Th”b scale may vary from that of the
rapmducfiin scale.
Compllatlon-1. (JCS) Selection, assembly,
and graphk preaentatrnn of atl reievam
Inforrnafbn required ior the preparation of a
map or chart Such information may be derived
from other maps or charts or fmm other sources.
2. (photogrammetry) The production of a new or
recompiled map, chatl, or relaled product from
aartal photographs and geodetic control data by
use of photogrammetric instruments. Also called
photogrammotrlc compllatlon;
●tereocompflallon. See also
recompilation.
compftad map-A map incorporating
Informalbn collected from varbus sources; not
49
@JmPfl~ fmm ?.wey data made for the map In
question.
complex faaturo—sae faature.
component-l. One of the parts fnto whkh S
vecior Wantiiy can be diitiad. For exarr@e, fhe
Earth’s magnetic force at any poinf ran fxr
dMUad LWo horfxontsf aM vertical co~nents.
2. One of the parts of a complete system. See
also conetltuent.
compoalta alr photography-(JCS) Alr
photographs made wfth a oamera hevfn9 one
principal lane and two or more aurroundii and
obfque tenses. me several rasufting
phonographs are corrected or tranafonnad In
printing to permit assembly aa verfkafs wlfh the
same scale.
compoalte faature-A feature composed of
several related Ieaturea. See also
superfaature.
compoelte prfnf—See composite.
composlMr-Reproduction from a successive
series of images. A proof made by exposing
color separation negatives one after the other
on e single sheet of paper. fJsad in checking
and editing. Also csiled Compoafte prfm. See
also color composlta; color proof; Uouble
burn.
compound frarmonlc moflorr-The
projection of two or more uniform circular
rrmfione on a diameter of the ckcfe of such
motion.
compound pendulum-Any actual
pendulum, A compound pandutum may be
considered as composed of an indefinltety large
number of material patitcles, al dflerenf
distances from the center of SUSpS@On, each
constituting a simple perrdutum. The ptrrbd of
vibration [osclflation) of fhe corrpmmcf
pendulum may be taken as a rssuffam of the
periods of the simple pendulums of wlrich f! is
composed.
Compreaaed Aeronautical Chafi (CAC)-
A data base of processed Arc-Second Raster
Chart (ARC) Digitized Reeler Graphics (ADRG)
data produced by the U.S. Navy, and dietrfbuted
by DMA. ADRG digital map Images are
converfed from the Equal ARC system frame of
reference into fhe Tessellated Spheroid ModelfV
(TS) projection uslrw a sfine ftf. The TS dafa
are fhen compressed by a fader of