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●ummor soletlce-1. That point on the
acl@ii OcCu@ad by the sun al mimunr
northerty declination. Also cafled first point of
Carwmr, 2. Thai instrmf at wtiiih the Sun
reaches the point of maximum ndwty
dadiition, abut June 21.
sun synchronous-An Esrffr ~telljfe OWd jn
which the otbhal pksne is near polar and the
eftitude euch that fha sateffiue pasaae over all
places on Earth heving the same Ietifts% twice
dAfy at the earns local time.
Sun-zenith distance-The angle between
the zerrtih and the sun’8 disk
Sun—The luminous celesfiel body at the center
of lhe solar aysfam, around which the planets,
planetoids. and cemefs revofve. It is an average
star. See also apparent sun; dynamlcat
maen sun; fletltlous sun.
supOrfeatura--Several feature components
having the same, or similar, attribution that are
jeined together to create cme feature. An
example of a supsrfeature muld be e raiiread
cyatem consistkig of all the railroad backs,
spurn, sidings, temninats, bridges, and culvatie
withh that system.
superior conjunction—The conjunction of a
planet and the Sun when Ihe Sun is betwean
the Earth and the other plsnet.
superior planate-The planets wiih orbiis
larger then thst of the Earth; Mare, Jupiter,
Saturn, Uranus, Neptune, and Pluto.
superior transit---see upper trarrslt.
superwlde-angle lone-A lens having an
angle of coverage gresler than 100”. A lams
wtmee focal Isntjh is epproximatefy lees then
one-half the dwgersal of the forrrmt. Abe callsd
ultrewide-angl.s Ions.
●upplomsrtrtal control point-A
pfremimege @rt for whiih an elevation or a
horizontal position, or both, is to be, or hes been
determined. See elsa control point.
supplemental control-Points estabtisfrad
b Wbdhete suiveys, to relate aerial
pL tographs used in mepping with the system
of gecdetic mntrol. The points must be
positively phetoidentified, that is, the peints on
MIL-HDBK-850
247
th ground must be poaitivefy rmmlefad wlh
their imeges w the photographs.
supplemental ●levatlorr~ point whose
vertical pocifiin hes bean determined by
photograntmetric metfreds and is intended for
use in the c4antafion of other photographs. Alae
callad vertical pass point.
supplem~ntal photography- Noncarmgrriphk
aerial and ferreatriel photography that
isused to erhanca qmcifii charscteristii of
~P~9 and cfrerfing photegraphii pmducfs.
Primarity, supplemental photography is *ainsd
with a r=ormakaance camera using a relatively
long fecal length 10 pmvkie graater imsge detail
then is evailatrie in photographs ebfainad with
mapping cameras.
supplemsmtsl plat—A ptal prepared entirely
frem effica rmords designed to shew a ravked
subdivision of one or more aectkrns without
change in the section boundaries and wkhout
other rrmdfiitiorr of the subsisting raoord.
supplemmrtal posltloti point whose
horizontal position has been determined by
ptmtogrsmmetrk mafhcds and is inlended for . ... - . ~..:
use h the cwismlalion of other photographs. Also
called horizontal pass point.
aupplemerrtaf poets for survey
monuments—See Identlficatlon posts.
Bupplomental station—Those ststiona
asteblished only for eupplememal varfical
cmtrol. They nmrnally are not permanenl~
marked (some are merely phelo”klerrfifiad) and
accuracy doea net lmva to be of the same order
as the horizontal control to which it is tisd. Also
called vertical-angla station.
aupplemantsry bench mark—See
temporary bench mark.
supplementary contour—A contour line
between intermediate contour lines to increase
the topographic expraaaien of an area, usually
in araas of extremefy low relief. Alse callsd
euzlllary contour.
supplementary lnstrrsctlons-New
information, mr.srrdments, or changes to
specifications or compilation inafmctiens
affecting the production d a specific map or
chart, or a swies of maps or chstts.
cuppleman!ary station—An auxiliary survey