New-York tribune., 1885-03-16
TO-DAY'S SOLAR ECLIPSE.
HOW THE CURIOUS MAY OBSERVE 1T.
~u.r Wv re sEEN-INTEREsIING SUGGESTIONS

HOW THE CURIOUS MAY Obobh'E IL
WHAT NAY BE sEEN-iNrEREsIiNG suodhsiioN'
FROM PROFESSOR REEFS.
The eclipse Of the sun to-day VIII not oe
vhenemenou and aside from the scientinc ihteI os.
Which such an event always awakens, VIE eAo'te
but little curiosity observation. IN ceiTn I,ana
parts Of the North American ContnehS .n h"dy of
will be aDnular, that Is to say, the DARK nooy "a
a. moon in nassing over the suns disc Will at one
moment leave only narrow circle OF light VS..
I"er;ca from, point about $50 miles north OF San
Franc,sco in a northeastward direction to Green
land and leaves the esTh az the observer is from
tins line the less will be the extent oI uie @
seen by hun, and in the southern ATTITUDES no
eclinse will be visible The line marking the seuin
ern limit of the eclipse Oh this side Oh 'h0 s''''
passes through Central America ana Cmoa. all 20 n
Professor Rees, OF Columbia College, sA'o W
TRIBUNE reporter yesterday
As seen from New-York the eclipse VIII oes,m ss,as G
p to-day end at 25 These sen are ans ns ssoby Tsss
Of the Columbia College observatory and asrss closely
with those obtained by Professor Soahey y,rSs,orv
For points the ry south for the Gty Hall % for
instance they would require 10 be slightly %
moon will first touch the at point near the western
extremity Of its horizontal diameter, and Will leave
It point not far nrr,enSGuor ir1m she diameter.
Tor eersSns who have no scientific in the event
sss s s9RieS n be w cu C and the win
great that caused by thundercloud wnen ~ ~ h
serve the eclipse can do SO piece of eeored or
smoked glass. II they wish to use opera ga Sni to
iook directly at the without something OF TINS % de
ecription diminish the intensity OF lis ray WI
see nothing but small black spot slowly moving across
the SUMS disk The time OF greatest oDscurauoh VIII oc
At about j 80. -. rorsa, aclinse
excites but ianguid interest The light ngns
given out by those portions OF the suns eurIace
hch are not obscnred is generally so strong as 10 r
the corona in visible the most important sunect Oh
seryaton is the the moun tuucnes anu leaves
the SUMS disc These form valuable data Tor correc,s
our fornu OF the moons notion and they enable US 10
iooae the exact position occupied by the moon III tne
heavens at certain known instants In our opservaoy
wi shall observe the eclipse through IN GO
NV observations will be confined TO noting ho te vi
contact and TO noticing whether can see tne corona
During the partial eclipse OF 1869 ME- fusler a1 ~ ~
Ius reported that the corona came out very stlonsS
in spite OF light from the uLoDscured portions o @
disc have however, little nope OF mectIne
with the success IN my opsolNa
tions Tomorrow. / shall not attempt any
snactrosrouic or Photographic observations as nave
st AZ inv Command the appliances which such expert
ments demand. Those who have the necessary lnstru
ments will probably take advantage OF INC occasion W
observations upon the corona III ~
is visible As the solar promnences, those curious
massss which project from the suns surface millions VI
miles. although they arc not visible through lno
tcescope except ut times total eclipse, the spectre
scope gives US an opportunity OF observing ihen Nnen
ike without waiting Tor the lnOolis piedsuro'
As they are almost entirely composed OF single gas,
hvdrugpp by bringing the telescope 10 Dear upon INC
limb of the where we expect 10 hno pro-
and placing the spectroscOpe at the eye piece he eAa
IMAGE af the appears III the hydrogen ue VI
the spectrum and watch IL grow ana oeeIne a'
our
Tie eclipse will also be observed by PROFESSOR
Coakley of the College of the City OF New rorK'
by Henry NJ. Parkhurst, and probably py D v
White IN Brooklyn.