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1

Revisiting the Sunspot Number

Clette, Frédéric, Svalgaard, Leif, Vaquero, José M., Cliver, Edward W.

Journal:

Space Science Reviews

Year:

2014

Language:

english

File:

PDF, 15.55 MB

english, 2014

2

IHV: a new long-term geomagnetic index

Leif Svalgaard, Edward W Cliver, Philippe Le Sager

Journal:

Advances in Space Research

Year:

2004

Language:

english

File:

PDF, 259 KB

english, 2004

3

Rigid and differential rotation of the solar corona

Ester Antonucci, Leif Svalgaard

Journal:

Year:

1974

Language:

english

File:

PDF, 423 KB

english, 1974

4

Average photospheric poloidal and toroidal magnetic field components near solar minimum

Thomas L. Duvall, Philip H. Scherrer, Leif Svalgaard, John M. Wilcox

Journal:

Year:

1979

Language:

english

File:

PDF, 564 KB

english, 1979

5

Comparison of Hα synoptic charts with the large-scale solar magnetic field as observed at Stanford

Thomas L. Duvall, John M. Wilcox, Leif Svalgaard, Philip H. Scherrer, Patrick S. McIntosh

Journal:

Year:

1977

Language:

english

File:

PDF, 311 KB

english, 1977

6

Green corona and solar sector structure

Ester Antonucci, Leif Svalgaard

Journal:

Year:

1974

Language:

english

File:

PDF, 340 KB

english, 1974

7

The sun's magnetic sector structure

Leif Svalgaard, John M. Wilcox, Philip H. Scherrer, Robert Howard

Journal:

Year:

1975

Language:

english

File:

PDF, 1.60 MB

english, 1975

8

Relation of the observed far ultraviolet solar irradiance to the solar magnetic sector structure

Donald F. Heath, John M. Wilcox, Leif Svalgaard, Thomas L. Duvall

Journal:

Year:

1975

Language:

english

File:

PDF, 171 KB

english, 1975

9

On the supposed anticorrelation of solar polar and equatorial rotation rates

Thomas L. Duvall, Leif Svalgaard

Journal:

Year:

1978

Language:

english

File:

PDF, 203 KB

english, 1978

10

Coronal magnetic structure at a solar sector boundary

John M. Wilcox, Leif Svalgaard

Journal:

Year:

1974

Language:

english

File:

PDF, 660 KB

english, 1974

11

Long term evolution of solar sector structure

Leif Svalgaard, John M. Wilcox

Journal:

Year:

1975

Language:

english

File:

PDF, 1.05 MB

english, 1975

12

The strength of the Sun's polar fields

Leif Svalgaard, Thomas L. Duvall, Philip H. Scherrer

Journal:

Year:

1978

Language:

english

File:

PDF, 671 KB

english, 1978

13

A model combining the polar and the sector structured solar magnetic fields

Leif Svalgaard, John M. Wilcox, Thomas L. Duvall

Journal:

Year:

1974

Language:

english

File:

PDF, 857 KB

english, 1974

14

The mean magnetic field of the Sun: Observations at Stanford

Philip H. Scherrer, John M. Wilcox, Leif Svalgaard, Thomas L. Duvall, Phil H. Dittmer, Eric K. Gustafson

Journal:

Year:

1977

Language:

english

File:

PDF, 827 KB

english, 1977

15

The Hale solar sector boundary

Leif Svalgaard, John M. Wilcox

Journal:

Year:

1976

Language:

english

File:

PDF, 495 KB

english, 1976

16

Seasonal variation and magnitude of the solar sector structure–atmospheric vorticity effect

WILCOX, JOHN M., SVALGAARD, LEIF, SCHERRER, PHILIP H.

Journal:

Year:

1975

File:

PDF, 228 KB

1975

17

Structure of the extended solar magnetic field and the sunspot cycle variation in cosmic ray intensity

SVALGAARD, LEIF, WILCOX, JOHN M.

Journal:

Year:

1976

File:

PDF, 364 KB

1976

18

Interhourly variability index of geomagnetic activity and its use in deriving the long-term variation of solar wind speed

Leif Svalgaard, Edward W. Cliver

Journal:

Journal of Geophysical Research: Space Physics

Year:

2007

Language:

english

File:

PDF, 1.76 MB

english, 2007

19

Intensity of tropospheric circulation associated with solar magnetic sector boundary transits

John M Wilcox, Philip H Scherrer, Leif Svalgaard

Journal:

Journal of Atmospheric and Terrestrial Physics

Year:

1979

Language:

english

File:

PDF, 215 KB

english, 1979

20

Sunspot cycle 24: Smallest cycle in 100 years?

Svalgaard, Leif

Journal:

Geophysical Research Letters

Year:

2005

Language:

english

File:

PDF, 174 KB

english, 2005

21

The IDV index: Its derivation and use in inferring long-term variations of the interplanetary magnetic field strength

Svalgaard, Leif, Cliver, Edward W.

Journal:

Journal of Geophysical Research

Year:

2005

Language:

english

File:

PDF, 1.25 MB

english, 2005

22

Heliospheric magnetic field 1835–2009

Svalgaard, Leif, Cliver, Edward W.

Journal:

Journal of Geophysical Research

Year:

2010

Language:

english

File:

PDF, 718 KB

english, 2010

23

Using Dynamo Theory to predict the sunspot number during Solar Cycle 21

Schatten, Kenneth H., Scherrer, Philip H., Svalgaard, Leif, Wilcox, John M.

Journal:

Geophysical Research Letters

Year:

1978

Language:

english

File:

PDF, 331 KB

english, 1978

24

Polar cap magnetic variations and their relationship with the interplanetary magnetic sector structure

Svalgaard, Leif

Journal:

Journal of Geophysical Research

Year:

1973

Language:

english

File:

PDF, 1.21 MB

english, 1973

25

The role of solar local time in polar cap magnetic variations

Langel, Robert A., Svalgaard, Leif

Journal:

Journal of Geophysical Research

Year:

1974

Language:

english

File:

PDF, 225 KB

english, 1974

26

On the use of Godhavn H component as an indicator of the interplanetary sector polarity

Svalgaard, Leif

Journal:

Journal of Geophysical Research

Year:

1975

Language:

english

File:

PDF, 636 KB

english, 1975

27

Comparison of inferred and observed interplanetary magnetic field polarities, 1970-1972

Wilcox, John M., Svalgaard, Leif, Hedgecock, Peter C.

Journal:

Journal of Geophysical Research

Year:

1975

Language:

english

File:

PDF, 370 KB

english, 1975

28

Recalibration of Bartels' geomagnetic activity indices Kp and ap to include universal time variations

Svalgaard, Leif

Journal:

Journal of Geophysical Research

Year:

1976

Language:

english

File:

PDF, 657 KB

english, 1976

29

ASYMMETRIC SOLAR POLAR FIELD REVERSALS

Svalgaard, Leif, Kamide, Yohsuke

Journal:

The Astrophysical Journal

Year:

2013

Language:

english

File:

PDF, 2.37 MB

english, 2013

30

A View of Solar Magnetic Fields, the Solar Corona, and the Solar Wind in Three Dimensions

Svalgaard, Leif, Wilcox, John M.

Journal:

Annual Review of Astronomy and Astrophysics

Year:

1978

Language:

english

File:

PDF, 695 KB

english, 1978

31

Solar Sector Structure

Hudson, Hugh S., Svalgaard, Leif, Hannah, Iain G.

Journal:

Space Science Reviews

Year:

2014

Language:

english

File:

PDF, 4.51 MB

english, 2014

32

Solar activity – past, present, future

Svalgaard, Leif

Journal:

Journal of Space Weather and Space Climate

Year:

2013

Language:

english

File:

PDF, 2.99 MB

english, 2013

33

How well do we know the sunspot number?

Svalgaard, Leif

Journal:

Proceedings of the International Astronomical Union

Year:

2011

Language:

english

File:

PDF, 928 KB

english, 2011

34

Reconstruction of the Sunspot Group Number: The Backbone Method

Svalgaard, Leif, Schatten, Kenneth H.

Journal:

Year:

2016

Language:

english

File:

PDF, 6.16 MB

english, 2016

35

Reconstruction of Solar Extreme Ultraviolet Flux 1740 – 2015

Svalgaard, Leif

Journal:

Year:

2016

Language:

english

File:

PDF, 8.28 MB

english, 2016

36

The Effect of Sunspot Weighting

Svalgaard, Leif, Cagnotti, Marco, Cortesi, Sergio

Journal:

Year:

2017

Language:

english

File:

PDF, 5.44 MB

english, 2017

37

Erratum to: Reconstruction of Solar Extreme Ultraviolet Flux 1740 – 2015

Journal:

Year:

2017

Language:

english

File:

PDF, 782 KB

english, 2017

38

Erratum to: A Recount of Sunspot Groups on Staudach’s Drawings

Journal:

Year:

2017

File:

PDF, 515 KB

2017

39

A Recount of Sunspot Groups on Staudach’s Drawings

Journal:

Year:

2017

Language:

english

File:

PDF, 3.11 MB

english, 2017

40

Commentary: Multimessenger solar astrophysics

Hudson, Hugh, Svalgaard, Leif

Journal:

Year:

2019

Language:

english

File:

PDF, 595 KB

english, 2019

41

Long Term Evolution of Solar Sector Structure

Svalgaard, Leif, Wilcox, John M.

Journal:

Symposium - International Astronomical Union

Year:

1976

Language:

english

File:

PDF, 317 KB

english, 1976

42

Long Term Evolution of Solar Sector Structure

Svalgaard, Leif, Wilcox, John M.

Journal:

Symposium - International Astronomical Union

Year:

1976

File:

PDF, 317 KB

1976

43

The Sun as a Magnetic Star

Wilcox, John M., Svalgaard, Leif

Journal:

Symposium - International Astronomical Union

Year:

1976

File:

PDF, 230 KB

1976

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