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Description, Adjustments, and Mode of Use of the Transit Circle
Dimensions of the Apartment, the Piers, Foundation, &c.
The Reading Microscope-Micrometers
Staging and Apparatus for observing Stars by Reflexion
Means for the Illumination of the Instrument
Description of the Instrument
Description of its Collimators
REDUCTION OF THE OBSERVATIONS OF R.A., MADE WITH THE TRANSIT CIRCLE
Assumed Mean R.A. of Stars used for determining Clock Errors
Differences between the Greenwich and Oxford Results for Mean R.A. of Clock-
Page
i
i & ii
ii
ii & iii
iii
iv
V
v & vi
vii
vii & viii
viii
ix & x
x & xi
xi
xii to xvii
xviii to xxi
xxii & xxiii
Personal Equation
Errors and Rates of the Transit-Clock. Reduction from Apparent to Mean R.A. of Stars Correction to the Tabular Diameter of Venus
REDUCTION OF THE OBSERVATIONS OF ZENITH DISTANCE
Value of the Screw of the Telescope Declination-Micrometer
Flexure of the Telescope
.
Table of Zenith Points, and of Runs of the Microscopes
Refraction, Parallax, and Semi-diameter
Assumed Longitude of the Observatory
SEPARATE RESULTS FOR MEAN R. A. OF STARS OBSERVED IN 1862
xxiii
xxiv to xxvi
xxvii
. xxviii & xxix
XXX
xxxi & xxxii
xxxii & xxxiii
xxxiii
xxxiv
XXXV
Difference between the Results for R.A. of Polaris as observed at Greenwich
SEPARATE RESULTS FOR MEAN N.P.D. OF STARS OBSERVED IN 1862
Table of the Differences between the Reflexion-Results and Direct-Results for
CATALOGUE OF CONCLUDED MEAN R.A.'S AND MEAN N.P.D.'s FOR 1862,
HORIZONTAL AND VERTICAL DIAMETERS; AND R.A. AND N.P.D. OF THE
Error of the Tabular Value of the Duration of Transit of the Sun's Diameter
Error of the Tabular Value of the Sun's Vertical Diameter
Error of the Tabular Value of the Duration of Transit of the Diameter of the
Observed and Tabular R.A. and N.P.D. of the Sun, Moon, and Planets.
OBSERVATIONS OF R.A. AND N.P.D. OF COMET II OF 1862; AND MEASURES
xlii
xliii
OF DISTANCE AND ANGLE OF POSITION OF THE COMPONENTS OF
DOUBLE STARS, AND OF THE DIAMETERS OF THE PLANETS VENUS,
MARS, AND SATURN
xli
Description of the Heliometer, where found.
xliv
Diameter and Focal Length of its Object-Glass
Means provided for giving motion to the segments of the Object-Glass
Illumination of its Scale
The Telescope-Tube, when dismounted and examined
xlv
The Position-Circle, Declination-Circle, and Hour-Circle .
Observations for determining the Errors of Position of the Polar Axis . OBSERVATIONS OF COMET II OF 1862, MADE WITH THE HELIOMETER Readings of the Declination-Circle and Hour-Circle.
Determination of the Zero of the Position-Circle
CATALOGUE OF THE DISTANCES AND ANGLES OF POSITION OF THE DOUBLE
xlvi
xlvii
Computation of Lunar and Solar Elements for the time of observation .
xlviii
Formula for direct computation of the Parallax in Hour-Angle and N.P.D.
Separate Results for Mean R.A. of Stars observed in 1862
Notes to the Observations of the Transit Circle for 1862
Separate Results for Mean N.P.D. of Stars observed in 1862
Notes to the Observations of N.P.D. in the Year 1862
Catalogue of Concluded Mean R.A.'s and N.P.D.'s for 1862, Jan. 1, of Stars
Horizontal and Vertical Diameters; and R.A. and N.P.D. of the Sun, Moon,
and Planets; and of Comet II of 1862
94
Observations of the Great Comet (Comet II of 1862), made with the Heliometer
Assumed Mean Places of the Comparison-Stars observed with the Great Comet
of 1862
107
116
Measures of Distance and Angle of Position of the Components of Double Stars, and of Planets, made with the Heliometer .
Catalogue of the Distances and Angles of Position of the Components of Double
Stars observed in 1862
Results of the Measures of the Diameters of Venus
Occultations of Stars by the Moon observed in 1862, with the Equations de-
duced from the Occultations.
117
163
168
169
170
171
a *
INTRODUCTION TO THE METEOROLOGICAL OBSERVATIONS OF 1862
The Meteorological Observer, and his duties.
ORDINARY INSTRUMENTS
The Barometer
Comparison of the Barographic Results, reduced according to the assumed Scale,
Comparison of Results of Thermograph and Hygrograph with the Readings of
The Hyetograph and Electrograph
The small Robinson's Anemometer
Accidents to the Anemograph and small Robinson's Anemometer.
RESULTS FOR THE DIRECTION AND VELOCITY OF THE WIND; QUANTITY OF
RAIN, AND DISTRIBUTION UNDER DIFFERENT WINDS; QUANTITY OF
OZONE, &c. .
Method of deducing the Mean Two-Hourly Direction and Velocity of the Wind for each Month
General Changes of the Wind for the Year
Relations of the Pressure and Temperature of the Air under different Winds.
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[7]
[7] & [8]
[8]
[8] & [9]
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