Polar plumes and fine-scale coronal structures - On the interpretation of coronal radio sounding data

Geophysical Research Letters

Volumn 25, Issue 10, 1998, Pages 1845-1848

  Patzold M ^a   Bird, M K ^b  

^a UNIVERSITY OF COLOGNE   (Germany)

^b UNIVERSITY OF BONN   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

ELECTRON DENSITY MEASUREMENT; MATHEMATICAL MODELS; SOLAR RADIATION; SUN; IONOSPHERE;

FINE SCALE CORONAL STRUCTURES; POLAR PLUME STRUCTURES;

RADIO ASTRONOMY; THERMAL PLUMES;

CONTENT VARIATION; CORONAL RADIO SOUNDINGS; CORONAL STRUCTURE; DIURNAL PERIODICITY; MODEL CALCULATIONS; SINUSOIDAL OSCILLATIONS; TOTAL ELECTRON CONTENT; ULYSSES SPACECRAFT;

EID: 0040357500     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/98gl51052     Document Type: Article

References (22)

1. Bavassano, B., R. Woo., B. Bruno, Geophys. Res. Lett. 24, 1655-1658, 1997.
2. Bird, M.K., S.W. Asmar, J.P. Brenkle, P. Edenhofer, M. Pätzold, and H. Volland, The coronal sounding experiment, Astron. Astrophys. Suppl. Ser. 92, 425-430, 1992.
3. Bird M.K., H. Volland, M. Pätzold, P. Edenhofer, S.W. Asmar, and J.P. Brenkle, The Coronal Electron Density Distribution Determined from Dual-frequency Ranging Measurements during the 1991 Solar Conjunction of the Ulysses Spacecraft, Astrophys. J. 426, 373-381, 1994.
4. Bird, M.K., M. Pätzold, P. Edenhofer, S.W. Asmar, and T.P. McElrath, Coronal radio sounding with Ulysses: Solar wind electron density near 0.1 AU during the 1995 conjunction, Astron. Astrophys. 316, 441-448, 1996.
5. DeForest, C.E., J.T. Hoeksema, J.B. Gurman, B.J. Thompson, S.P. Plunkett, R. Howard, R.C. Harrison, and D.M. Hassler, Polar plume anotomy: results of a coordinated observation, Solar Phys. 175, 393-410, 1997.
6. Grail, R.R., W.A. Coles, M.T. Klinglesmith, A.R. Breen, P.J.S. Williams, J. Maarkkanen, and R. Esser, Rapid acceleration of the polar solar wind, Nature 379, 429-432, 1996.
7. Guhathakurta, M., T.E. Holzer, and R.M. MacQueen, The large-scale density structure of the solar corona and the heliospheric current sheet, Astrophys. J. 458, 817-831, 1996.
8. Hassler, D.M., K. Wilhelm, P. Lemaire and U. Schühle, Observations of polar plumes with the SUMER instrument on SOHO, Solar Phys. 175, 375-391, 1997.
9. Marsch, E., C.-Y. Tu, K. Wilhelm, W. Curdt, U. Schühle, and I.E. Dammasch, Bright plumes and dark lanes as observed in Mg X 625 A and N V 1239 A in the solar polar corona, in Proceedings of the Fifth SOHO Workshop, Oslo, ESA SP-404, 555-560, 1997.
10. Pätzold M., Bird M.K., Volland H., Edenhofer P., Asmar S.W. and Brenkle J.P., Coronal sounding with Ulysses: Preliminary results from the first solar conjunction, Solar Wind Seven, Eds. E. Marsch and R. Schwenn, Pergamon Press, pp. 237-240, 1992.
11. Pätzold M., M.K. Bird, P. Edenhofer, S.W. Asmar, T.P. McElrath, Dual-frequency radio sounding of the solar corona during the 1995 conjunction of the Ulysses spacecraft, Geophys. Res. Lett. 22, 3313-3316, 1995.
12. Pätzold, M., J. Karl, M.K. Bird, Coronal radio sounding with Ulysses: Phase scintillation spectra in coronal holes and streamers, Astron. Astrophys. 316, 449-456, 1996.
13. Pätzold, M., B.T. Tsurutani and M.K. Bird, An estimate of solar wind density and velocity profiles in a coronal hole and a coronal streamer area, J. Geophys. Res. 102, 24151-24160, 1997.
14. Phillips, J.L., S.J. Bame, A. Barnes, B.L. Barraclough, W.C. Feldman, B.E. Goldstein, J.T. Gosling, G.W. Hoogeveen, D.J. McComas, M. Neugebauer, and S.T. Suess, Ulysses solar wind plasma observations from pole to pole, Geophys. Res. Lett. 22, 3301-3304, 1995.
15. Tu, C.-Y., E. Marsch, W. Curdt, K. Wilhelm, K. Schühle and I. Dammasch, Ray-like structures observed in the polar corona in MgX 624.948A, EOS, April 29, SH41C-2, 1997.
16. Winterhalter, D., E.J. Smith, M.E. Burton, and N. Murphy, J. Geophys. Res. 99, 6667-6680, 1994.
17. Woo, R., Kilometric-scale structures in the Sun's corona, Nature 379, 321-322, 1996a.
18. Woo, R., Detection of low latitude plumes in the outer corona by Ulysses radio ranging measurements, Astrophys. J. 464, L95-L98, 1996b.
19. Woo, R. and S.R. Habbal, Finest filamentary structures of the corona in the slow and fast wind, Astrophys. J. 474, L139-L142, 1997a.
20. Woo, R. and S.R. Habbal, Extension of coronal structure into interplanetary space, Geophys. Res. Lett. 24, 1159-1162, 1997b.
21. Woo, R. and S.R. Habbal, Comment on: Polar plumes and fine-scale coronal structures - On the interpretation of coronal radio sounding data Geophys. Res. Lett., this issue, 1998.
22. Yuen, J.H., Deep Space Telecommunications System Engineering, Plenum Press, New York, 1983.