Open solar flux estimates from near-Earth measurements of the interplanetary magnetic field: Comparison of the first two perihelion passes of the Ulysses spacecraft

Annales Geophysicae

Volumn 22, Issue 4, 2004, Pages 1395-1405

  Lockwood, M ^a,b,c   Forsyth, R B ^c   Balogh, A ^c   McComas, D J ^d  

^a RUTHERFORD APPLETON LABORATORY   (United Kingdom)

^b UNIVERSITY OF SOUTHAMPTON   (United Kingdom)

^c IMPERIAL COLLEGE LONDON   (United Kingdom)

^d SOUTHWEST RESEARCH INSTITUTE   (United States)

Author keywords

Interplanetary physics (interplanetary magnetic fields); Solar physics, astrophysics and astronomy (magnetic fields)

Indexed keywords

MAGNETIC FIELD; SOLAR ACTIVITY;

EID: 2442536099     PISSN: 09927689     EISSN: None     Source Type: Journal    
DOI: 10.5194/angeo-22-1395-2004     Document Type: Article

References (28)

1. Balogh, A., Smith, E. J., Tsurutani, B. T., Southwood, D. J., Forsyth, R. J., and Horbury, T. S.: The heliospheric field over the south polar region of the sun, Science, 268, 1007-1010, 1995.
2. Couzens, D. A. and King, J. H.: Interplanetary medium data book-supplement 3, national space science data center, Goddard Space Flight Center, Greenbelt, Maryland, USA, 1986.
3. Hapgood, M. A., Bowe, G., Lockwood, M., Willis, D. M., and Tulunay, Y.: Variability of the interplanetary magnetic field at 1 A.U. over 24 years: 1963-1986, Planet. Space Sci., 39, 411-423, 1991.
4. Harvey, K. L. and Zwaan, C.: Properties and emergence of bipolar active regions, Sol. Phys., 148, 85-118, 1993.
5. Lean, J. L., Wang, Y.-M., and Sheeley Jr., N. R.: The effect of increasing solar activity on the sun's total and open magnetic flux during multiple cycles: Implications for solar forcing of climate, Geophys. Res. Lett., 29(24), 2224, doi: 10.1029/2002GL015880, 2002.
6. Lockwood, M.: Long-term variations in the magnetic fields of the sun and the heliosphere: their origin, effects and implications, J. Geophys. Res., 106, 16021-16038, 2001.
7. Lockwood, M. and Stamper, R.: Long-term drift of the coronal source magnetic flux and the total solar irradiance. Geophys Res. Lett., 26, 2461-2464, 1999.
8. Lockwood, M., Stamper, R., and Wild, M. N.: A doubling of the sun's coronal magnetic field during the last 100 years, Nature, 399, 437-439, 1999a.
9. Lockwood, M., Stamper, R., Wild, M. N., Balogh, A., and Jones, G.: Our changing sun, Astron. Geophys, 40, 4.10-4.16, 1999b.
10. Lockwood, M.: Relationship between the near-earth interplanetary field and the coronal source flux: Dependence on timescale, J. Geophys. Res., 107, 1425, doi:10.1029/2001JA009062, 2002.
11. Lockwood, M.: Twenty-three cycles of changing open solar magnetic flux, J. Geophys. Res., 108, 1128, doi10.1029/2002JA009431, 2003.
12. MacKay, D. H. and Lockwood, M.: The evolution of the sun's open magnetic flux: 1. A Single Bipole,. Solar Physics, 207(7), 291-308, 2002.
13. MacKay, D. H., Priest, E. R., and Lockwood, M.: The evolution of the sun's open magnetic flux: II. Full solar cycle simulations, Solar Physics, 209(2), 287-309, 2002.
14. Schatten, K. H., Wilcox, J. M., and Ness, N. F.: A model of interplanetary and coronal magnetic fields, Sol. Phys., 6, 442-455, 1969.
15. Smith, E. J. and Balogh, A.: Ulysses observations of the radial magnetic field, Geophys. Res. Lett., 22, 3317-3320, 1995.
16. Smith, E. J. and Balogh, A.: Open magnetic flux: Variation with latitude and solar cycle, in: Solar Wind Ten: Proceedings of the Tenth International Solar Wind Conference, edited by Velli, M., Bruno, R., and Malara, F., 67-70, 2003.
17. Smith, E. J., Balogh, A., Forsyth, R. J., and McComas, D. J.: Ulysses in the south polar cap at solar maximum: Heliospheric Magnetic Geophys. Res. Lett., 28, 4159-4162, 2001.
18. Smith E. J., Marsden, R. G., Balogh, A., G1/"ockler, G., Geiss, J., McComas, D. J., McKibben, B., MacDowall, R. J., Lanzerotti, L. J., Krupp, N., Krüger H., and Landgraf, M.: The heliosphere at solar maximum: Ulysses observations, Science, 302, 1165-1169, 2003.
19. Solanki , S. K., Schüssler, M., and Fligge, M.: Secular evolution of the sun's magnetic field since the maunder minimum, Nature, 480, 445-446, 2000.
20. Solanki , S. K., Schüssler, M. , and Fligge, M.: Secular evolution of the sun's magnetic flux, Astronomy and Astrophysics, 383, 706-712, 2002.
21. Stamper, R., Lockwood, M., Wild, M. N., and Clark, T. D. G.: Solar causes of the long term increase in geomagnetic activity, J. Geophys Res., 104, 28, 325-28, 342, 1999.
22. Suess, S. T. and Smith, E. J.: Latitudinal dependence of the radial IMF component - coronal imprint, Geophys. Res. Lett., 23, 3267-3270, 1996.
23. Suess, S. T., Smith, E. J., Phillips, J., Goldstein, B. E., and Nerney, S.: Latitudinal dependence of the radial IMF component - interplanetary imprint, Astronomy and Astrophysics, 316, 304-312, 1996.
24. Ulrich, R. K.: Analysis of magnetic fluxtubes on the solar surface from observations at Mt. Wilson of λ5250 and λ5233, in: Cool Stars, Stellar Systems and the Sun, edited by Giampapa, M. S. and Bookbinder, J. A., Astronom. Soc. of the Pacific, Californian, USA, 265, 1992.
25. Wang, Y.-M. and Sheeley Jr., N. R.: Solar implications of Ulysses interplanetary field measurements, Astrophys. J., 447, L143-L146, 1995.
26. Wang, Y.-M. and Sheeley Jr., N. R.: Sunspot activity and the long-term variation of the Sun's open magnetic flux, J. Geophys. Res., 107, 1425, doi:10.1029/2001JA009062, 2002.
27. Wang, Y.-M., Sheeley Jr., N. R., and Lean, J.: Understanding the evolution of Sun's magnetic flux, Geophys. Res. Lett., 27, 621-624, 2000a.
28. Wang, Y.-M., Lean, J., and Sheeley Jr., N. R.: The long-term evolution of the Sun's open magnetic flux, Geophys. Res. Lett., 27, 505-508, 2000b.