Helioseismology and the solar cycle

Advances in Space Research

Volumn 41, Issue 6, 2008, Pages 846-854

  Howe, Rachel ^a  

^a NATIONAL SOLAR OBSERVATORY   (United States)

Author keywords

Helioseismology; Solar cycle; Sun

Indexed keywords

MAGNETIC FIELD EFFECTS; SPACECRAFT; SUN;

HELIOSEISMOLOGY; SOLAR CYCLE;

SEISMOLOGY;

EID: 39049166458     PISSN: 02731177     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.asr.2006.12.033     Document Type: Article

References (66)

1. Antia H.M., and Basu S. Temporal variations of the rotation rate in the solar interior. Astrophys. J. 541 (2000) 442-448
2. Antia H.M., and Basu S. Temporal variations of the solar rotation rate at high latitudes. Astrophys. J. 559 (2001) L67-L70
3. Antia H.M., Basu S., Hill F., Howe R., Komm R.W., and Schou J. Solar-cycle variation of the sound-speed asphericity from GONG and MDI data 1995-2000. Mon. Not. R. Astron. Soc. 327 (2001) 1029-1040
4. Basu S., and Antia H.M. Changes in solar dynamics from 1995 to 2002. Astrophys. J. 585 (2003) 553-565
5. Basu S., and Mandel A. Does solar structure vary with solar magnetic activity?. Astrophys. J. 617 (2004) L155-L158
6. Bogdan T.J., and Zweibel E.G. Effect of a fibril magnetic field on solar p-modes. Astrophys. J. 298 (1985) 867-875
7. Campbell W.R., and Roberts B. The influence of a chromospheric magnetic field on the solar p- and f-modes. Astrophys. J. 338 (1989) 538-556
8. Chaplin W.J., Elsworth Y., Howe R., Isaak G.R., McLeod C.P., Miller B.A., van der Raay H.B., and Wheeler S.J. New, R BiSON performance. Solar Phys. 168 (1996) 1-18
9. Chaplin W.J., Elsworth Y., Isaak G.R., and Miller B.A. New, R. Variations in the excitation and damping of low-l solar p modes over the solar activity cycle. Mon. Not. R. Astron. Soc. 313 (2000) 32-42
10. Chou D.-Y., and Serebryanskiy A. In search of the solar cycle variations of p-mode frequencies generated by perturbations in the solar interior. Astrophys. J. 624 (2005) 420-427
11. Chou D.Y., Sun M.T., Huang T.Y., Jimenez A., Lai S.P., Chi P.J., Ou K.T., Wang C.C., Lu J.Y., Chu A.L., Niu C.S., Mu T.M., Chen K.R., Chou Y.P., Rabello-Soares M.C., Ai G.X., Wang G.P., Zirin H., Marquette W., and Nenow J. Taiwan oscillation network. Solar Phys. 160 (1995) 237-243
12. Dziembowski W.A., and Goode P.R. Sources of oscillation frequency increase with rising solar activity. Astrophys. J. 625 (2005) 548-555
13. Dziembowski W.A., Goode P.R., Kosovichev A.G., and Schou J. Signatures of the rise of cycle 23. Astrophys. J. 537 (2000) 1026-1038
14. Eff-Darwich A., Korzennik S.G., Jiménez-Reyes S.J., and Pérez Hernández F. An upper limit on the temporal variations of the solar interior stratification. Astrophys. J. 580 (2002) 574-578
15. Elsworth Y., Howe R., Isaak G.R., McLeod C.P., and New R. Variation of low-order acoustic solar oscillations over the solar cycle. Nature 345 (1990) 322-324
16. Elsworth Y., Howe R., Isaak G.R., McLeod C.P., Miller B.A., Speake C.C., Wheeler S.J., and New R. The variation in the strength of low-l solar p-modes - 1981-1992. Mon. Not. R. Astron. Soc. 265 (1993) 888-898
17. Fossat, E. IRIS status report, in: Ulrich, R.K., Rhodes Jr., E.J., Dappen, W. (Eds.), ASP Conf. Ser. 76: GONG 1994. Helio- and Astro-Seismology from the Earth and Space. Astronomical Society of the Pacific, Los Angeles, pp. 387-391, 1995.
18. Foullon C., and Roberts B. The influence of internal magnetic layers on the frequencies of solar p-modes. Astron. Astrophys. 439 (2005) 713-726
19. Frohlich C., Romero J., Roth H., Wehrli C., Andersen B.N., Appourchaux T., Domingo V., Telljohann U., Berthomieu G., Delache P., Provost J., Toutain T., Crommelynck D.A., Chevalier A., Fichot A., Dappen W., Gough D., Hoeksema T., Jimenez A., Gomez M.F., Herreros J.M., Cortes T.R., Jones A.R., Pap J.M., and Willson R.C. VIRGO: experiment for helioseismology and solar irradiance monitoring. Solar Phys. 162 (1995) 101-128
20. Gabriel A.H., Grec G., Charra J., Robillot J.-M., Cortes T.R., Turck-Chieze S., Bocchia R., Boumier P., Cantin M., Cespedes E., Cougrand B., Cretolle J., Dame L., Decaudin M., Delache P., Denis N., Duc R., Dzitko H., Fossat E., Fourmond J.-J., Garcia R.A., Gough D., Grivel C., Herreros J.M., Lagardere H., Moalic J.-P., Pallé P.L., Petrou N., Sanchez M., Ulrich R., and van der Raay H.B. Global oscillations at low frequency from the SOHO mission (GOLF). Solar Phys. 162 (1995) 61-99
21. Gizon L. Helioseismology of time-varying flows through the solar cycle. Solar Phys. 224 (2004) 217-228
22. González Hernández I., Komm R., Hill F., Howe R., Corbard T., and Haber D.A. Meridional circulation variability from large-aperture ring-diagram analysis of global oscillation network group and Michelson Doppler imager data. Astrophys. J. 638 (2006) 576-583
23. Gough D.O. Comments on Helioseismic Inference. Progress of Seismology of the Sun and Stars LNP 367 (1990) 283-318
24. Gough, D.O. How is solar activity influencing the structure of the Sun, in: Wilson, A. (Ed.), ESA SP-508: From Solar Min to Max: Half a Solar Cycle with SOHO, pp. 577-592, 2002.
25. Haber D.A., Hindman B.W., Toomre J., Bogart R.S., Larsen R.M., and Hill F. Evolving submerged meridional circulation cells within the upper convection zone revealed by ring-diagram analysis. Astrophys. J. 570 (2002) 855-864
26. Harvey, J.W., Hill, F., Hubbard, R., Kennedy, J.R., Leibacher, J.W., Pintar, J.A., Gilman, P.A., Noyes, R.W., Title, A.M., Toomre, J., Ulrich, R.K., Bhatnagar, A., Kennewell, J.A., Marquette, W., Patrón, J., Saá, O., Yasukawa, E. The Global Oscillation Network Group (GONG) Project Sci. 272, 1284-1286, 1996.
27. Hindman B., Haber D., Toomre J., and Bogart R. Local fractional frequency shifts used as tracers of magnetic activity. Solar Phys. 192 (2000) 363-372
28. Howard R., and Labonte B.J. The sun is observed to be a torsional oscillator with a period of 11 years. Astrophys. J. 239 (1980) L33-L36
29. Howe R., Komm R., and Hill F. Solar cycle changes in GONG P-mode frequencies, 1995-1998. Astrophys. J. 524 (1999) 1084-1095
30. Howe R., Komm R., and Hill F. Variations in solar sub-surface rotation from GONG data 1995-1998. Solar Phys. 192 (2000) 427-435
31. Howe R., Christensen-Dalsgaard J., Hill F., Komm R.W., Larsen R.M., Schou J., Thompson M.J., and Toomre J. Deeply penetrating banded zonal flows in the solar convection zone. Astrophys. J. 533 (2000) L163-L166
32. Howe R., Komm R.W., and Hill F. Localizing the solar cycle frequency shifts in global p-modes. Astrophys. J. 580 (2002) 1172-1187
33. Howe R., Komm R.W., Hill F., Haber D.A., and Hindman B.W. Activity-related changes in local solar acoustic mode parameters from Michelson Doppler imager and global oscillations network group. Astrophys. J. 608 (2004) 562-579
34. Howe, R., Rempel, M., Christensen-Dalsgaard, J., Hill, F., Komm, R.W., Schou, J., Thompson, M.J., How sensitive are rotation inversions to subtle features of the dynamo? in: Danesy, D. (Ed.), ESA SP-559: SOHO 14 Helio- and Asteroseismology: Towards a Golden Future, pp. 468-471, 2004b.
35. Howe R., Christensen-Dalsgaard J., Hill F., Komm R., Schou J., and Thompson M.J. Solar convection-zone dynamics, 1995-2004. Astrophys. J. 634 (2005) 1405-1415
36. Howe, R., Gonzalez Hernandez, I., Hill, F., Komm, R. Peak parameter shifts from large aperture ring diagram analysis, in: ESA SP-624: SOHO 18/GONG+ 2006. Beyond the Spherical Sun: A New Era of Helio- and Asteroseismology. Published on CD-ROM, p. 6.1, 2006a.
37. Howe R., Rempel M., Christensen-Dalsgaard J., Hill F., Komm R., Larsen R.M., Schou J., and Thompson M.J. Solar convection zone dynamics: how sensitive are inversions to subtle dynamo features?. Astrophys. J. 649 (2006) 1155-1168
38. Jain R., and Roberts B. Solar cycle variations in p-modes and chromospheric magnetism. Solar Phys. 152 (1994) 261-266
39. Komm R.W., Howe R., and Hill F. Solar-cycle changes in gong p-mode widths and amplitudes 1995-1998. Astrophys. J. 531 (2000) 1094-1108
40. Komm R.W., Howe R., and Hill F. Width and energy of solar p-modes observed by global oscillation network group. Astrophys. J. 543 (2000) 472-485
41. Komm R., Howe R., and Hill F. Localizing width and energy of solar global p-modes. Astrophys. J. 572 (2002) 663-673
42. Kosovichev A.G., and Schou J. Detection of zonal shear flows beneath the sun's surface from f-mode frequency splitting. Astrophys. J. 482 (1997) L207-L210
43. Kuhn J.R. Helioseismological splitting measurements and the nonspherical solar temperature structure. Astrophys. J. 331 (1988) L131-L134
44. Lefebvre S., and Kosovichev A.G. Changes in the subsurface stratification of the sun with the 11-year activity cycle. Astrophys. J. 633 (2005) L149-L152
45. Libbrecht K.G., and Woodard M.F. Solar-cycle effects on solar oscillation frequencies. Nature 345 (1990) 779-782
46. Libbrecht K.G., and Zirin H. Properties of intermediate-degree solar oscillation modes. Astrophys. J. 308 (1986) 413-423
47. Lites B.W., White O.R., and Packman D. Photoelectric observations of propagating sunspot oscillations. Astrophys. J. 253 (1982) 386-392
48. Pallé P.L., Regulo C., and Roca Cortes T. Solar cycle induced variations of the low L solar acoustic spectrum. Astron. Astrophys. 224 (1989) 253-258
49. Pallé P.L., Régulo C., and Roca Cortés T. The spectrum of solar p-modes and the solar activity cycle. Progress of Seismology of the Sun and Stars LNP 367 (1990) 129-134
50. Rajaguru S.P., Basu S., and Antia H.M. Ring diagram analysis of the characteristics of solar oscillation modes in active regions. Astrophys. J. 563 (2001) 410-418
51. Rhodes Jr., E.J., Reiter, J., Schou, J. Solar cycle variability of high-frequency and high-degree p-mode oscillation frequencies, in: Wilson, A. (Ed.), ESA SP-508: From Solar Min to Max: Half a Solar Cycle with SOHO, pp. 37-40, 2002.
52. Rhodes Jr., E.J., Reiter, J., Schou, J., High-degree p-modes and the sun's evolving surface, in: Sawaya-Lacoste, H. (Ed.), ESA SP-517: GONG+ 2002. Local and Global Helioseismology: The Present and Future, pp. 173-182, 2003.
53. Roberts B., and Campbell W.R. Magnetic field corrections to solar oscillation frequencies. Nature 323 (1986) 603-605
54. Salabert, D., Jiménez-Reyes, S.J., Fossat, E., Cacciani, A., Ehgamberdiev, S., Gelly, B., Grec, G., Hoeksema, J.T., Khalikov, S., Lazrek, M., Pallé, P., Schmider, F.X., Tomczyk, S. Analysis of variability of p-mode parameters in 11 years of IRIS data, in: Sawaya-Lacoste, H. (Ed.), ESA SP-477: Solspa 2001, Proceedings of the Second Solar Cycle and Space Weather Euroconference, pp. 253-256, 2002.
55. Scherrer P.H., Bogart R.S., Bush R.I., Hoeksema J.T., Kosovichev A.G., Schou J., Rosenberg W., Springer L., Tarbell T.D., Title A., Wolfson C.J., and Zayer I. MDI engineering team. The solar oscillations investigation - Michelson Doppler imager. Solar Phys. 162 (1995) 129-188
56. Serebryanskiy A., and Chou D.-Y. Comparison of solar cycle variations of solar p-mode frequencies from GONG and MDI. Astrophys. J. 633 (2005) 1187-1190
57. Tomczyk, S., Cacciani, A., Veitzer, S.A. LOWL - an Instrument to observe low-degree solar oscillations, in: Brown, T.M. (Ed.), ASP Conf. Ser. 42: GONG 1992. Seismic Investigation of the Sun and Stars, pp. 469-472, 1993.
58. Toomre J., Christensen-Dalsgaard J., Howe R., Larsen R.M., Schou J., and Thompson M.J. Time variability of rotation in solar convection zone from soi-mdi. Solar Phys. 192 (2000) 437-448
59. Ulrich R.K. Very long lived wave patterns detected in the solar surface velocity signal. Astrophys. J. 560 (2001) 466-475
60. Verner G.A., Chaplin W.J., and Elsworth Y. BiSON data show change in solar structure with magnetic activity. Astrophys. J. 640 (2006) L95-L98
61. Vorontsov S.V., Christensen-Dalsgaard J., Schou J., Strakhov V.N., and Thompson M.J. Helioseismic measurement of solar torsional oscillations. Science 296 (2002) 101-103
62. Woodard M.F., and Libbrecht K.G. Observations of time variation in the sun's rotation. Science 260 (1993) 1778-1781
63. Woodard M.F., and Noyes R.W. Change of solar oscillation eigenfrequencies with the solar cycle. Nature 318 (1985) 449-450
64. Woodard, M.F., Noyes, R.W. Time variations of the frequencies of low-degree solar p-modes, in: Christensen-Dalsgaard, J., Frandsen, S. (Eds.), IAU Symp. 123: Advances in Helio- and Asteroseismology, pp. 197-200, 1988.
65. Zhao J., and Kosovichev A.G. Torsional oscillation, meridional flows, and vorticity inferred in the upper convection zone of the sun by time-distance helioseismology. Astrophys. J. 603 (2004) 776-784
66. Zhao J., Kosovichev A.G., and Duvall Jr. T.L. Investigation of mass flows beneath a sunspot by time-distance helioseismology. Astrophys. J. 557 (2001) 384-388