Call number:
AWI PY-18-91324
Type of Medium:
Monograph available for loan
Pages:
VII, 274 S., XLIII Bl.
,
graph. Darst.
,
4°
Language:
English
Note:
Contents:
Preface, by Sir A. Geikie. -
Introductory Note, by L. C. Bernacchi. -
Historical Note, by Dr. C. Chree. -
Explanation of tables of hourly values. -
Tables of hourly values. -
Table of days made use of for diurnal inequalities. -
DISCUSSION OF THE OBSERVATIONS, BY DR. C. CHREE. -
1. Instruments and records. -
Instruments. -
Scale values of curves. -
Temperature coefficient of vertical-force magnet. -
2. Base-line values, annual inequality, secular change. -
Declination and horizontal-force base-line values. -
Declination and horizontal-force mean monthly values. -
Declination and horizontal-force secular change. -
Declination and horizontal-force annual inequality. -
Vertical-force base-line values and temperature corrections. -
3. Diurnal inequalities and their discussion. -
Diurnal inequalities of declination, horizontal force and vertical force. -
Explanation of diurnal-inequality tables and curves. -
Diurnal-inequality tables XII-XXII. -
Non-cyclic changes. -
Discussion of declination, horizontal force, and vertical-force inequalities. -
Diurnal inequality of inclination. -
Dirunal inequality of South and West Components. -
Figures 1-13, illustrating Diurnal inequalities. -
4. Diurnal inequalities, Fourier coefficients. -
Fourier α and β coefficients. -
Fourier γ and α coefficients. -
5. Annual variation, Fourier coefficients. -
6. Absolute daily ranges, Daily maxima and minima. -
Absolute daily ranges of declination, Horizontal force and vertical force. -
Incidence of daily maxima and minima. -
7. Term-hour and special records. -
Term-hour records from Mauritius. -
Term-hour records from Christchurch. -
Term-hour records from Antarctic Winter Quarters. -
Antarctic Record during solar eclipse. -
Pulsations. -
Antarctic record on exceptionally quiet day. -
8. Records of disturbances from co-operating stations and winter quarters. -
Comparative records from Falmouth, Colaba, Mauritius, and Christchurch. -
Antarctic Records of disturbances. -
Various representative types of Antarctic disturbances. -
9. Mathematical analysis of disturbances, and their discussion. -
General discussion of theories. -
Case of sphere of magnetic material in a uniform field. -
Definition and nature of disturbances. -
Analysis of selected disturbances recorded at the co-operating stations and at winter quarters. -
10. Special type of disturbance. -
11. Comparison of Antarctic Magnetic disturbances and aurora. -
Appendix A.: Christchurch term-day observations. -
Appendix B.: An examination of Antarctic disturbances from October, 1902, to March, 1903, which are simultaneous with Arctic disturbances discussed by Prof. Kr. Birkeland.
Location:
AWI Archive
Branch Library:
AWI Library
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