The sun. [volume] (New York [N.Y.]) 1833-1916, 1892-12-02
THE HARVARD STAR GAZERS.
sryEy NEW VARIABLE STARS DIsCov-
Erred DURING THE YEAR.
photographs Taken OF These Stars and or
the Lunar Eciipse-Intcresting Observa-
,,on. OF Mnrs-The Most Powerful Tele.
.co,e IN the World Nearly Completed.

khofOgrnpus
che Lunar Eciipse--Intcre.tins Ob.erva.
t,on. OF Mnrs-The Most Powerrni Teie.
scope In the World Nearly Completed.
Bosroy. Dec. 1.-Pro. Pickering says in his
annual report. Just issued, that the Harvard
.h.eryatory astronomers made q great many
,,,.rsstlpg astronomical discoveries last year.
ho,h in Cambridge and in Peru. They took
. III stellar photographs in Cambridge and
s.,rlv 1000 In Peru. The examination OF
.hose plates has. as usual. led to the discovery
=, !. large number Of interesting objects.
ran variable stars. in addition to the
,hirtv.seven previously announced. have the
hydrogen lines bright In their spectra. Seven
n.v variable stars have been discovered this
,sar By means OF this property. The number
=, stars of the nth type has been increased by
.isht. making the total number forty i've
The hydrogen line was shown to be bright In
.he sn.ctra OF six stars in addition to those
already known. Photographs have been OBJ
Gained Of the spectra Of eight planetary neb-
nlp showing bright lines. Tho spectrum OF
th.petua surrounding some OF the stars is
unlike that OF other gaseous nebule. Five
.,,rs have been shown to have epectra OF the
fourth type.
The amount OF valuable material accumu-
,.tsd with these instrum ents Is continually in
creasIng. and has proved useful in many cases
In studying the past history OF new objects.
pIst.s have been sent to the Lick and Amherst
ab,srvatores and to the Smithsonian Institu-
tjon for special investigations. From one OF
th,m new variable star in Aries was discov-
sred BY Prot. Schaeberie. A lnrge number OF
photographs were taken OF the new star in
Aurica. After its discovery. It was. photo.
s,a spsSf Tn Plates until Apr g. when Il BE-
twilight wills All OF these plates have been care:
. .qy s ana fifteen spectrum plates q THIS OBJ
iect have been taken since its temperance In
is Shown on to THESE tis sss Of
''MSh Many pnotos raphs Of the lunar eclipse Of
and at the Boyden Observatory in Arequipa.
Peru. The examination OF these rhotogra phs
ny s n.s 81 assu Ss
Many interesting. results, had been derived
JEALOUS uG pansts The masknes Of S
had been studied. and this Investigation an.
pears to confirm schiaparelli's, view that the
An extensive series Of observations was ais
net "ES points Upon its suriace we're deter.
mined by the micrometer More than forty
minute black points, we're discovsred. PRO
compression of the planet was also measured
and appeared to be greater than that indicated
by theory. which may be due to an excess OF
clouds in the equatorial regions. The presence
otthe dark and narrow streaks. ca led canals
BY Schiapareli. has been confirmed. and vari-
Gus measurements OF them have been made
The clouds projecting beyond the limb and
terminate or have been studied. and their height
has been found to be at least twenty miles,
Two large dark blue areas have been detected
noticed to be subject to gradual changes.
.o Many Of stars were aed s8
August occultation OF Jupiter WAS observed
both visual y and photographically: also the
new star in AuriCa and swift's comet. Sta
tions have been established at Mallendo. 100
walton iS $50 feet: at the observing sta
ton. 5000 feet high. and at Chachani Ravine.
The approaching completion Of the new
+: spst$ - FSs sSs ss's I
eight surfaces OF its objective have been
ground and polished SO that 1t could be tested
on star. The results were satisfactory.
IIans have been made and the foundations
A. FoNi. which /. will e erected during It's
POSED to send N It to the Hreanipa sta
fion in Peru. The value of photographs
obtained with the transit photometer. was
when the nsE stef f. AaIo5s
that this object had been photographed on
twelve nights since Dec. 10. 1891. while no
trace Of 1t was visible on thirteen plates. COW
erng this region. and taken before Dec. >.
1901. The only knowledge that exists of its
itpmained Undiscovered is furnished BY these
photographs and those taken with the eight
Inch telescopes