Aspect sensitivity of VHF radar echoes observed in the middle and upper troposphere during the passage of a cut-off low

Radio Science

Volumn 34, Issue 3, 1999, Pages 667-679

  Campistron, Bernard ^a,c   Pointin, Yves B ^b   Lohou, Fabienne ^a,c   Pagès, Jean Pierre ^a,c  

^a LABORATOIRE D AÉROLOGIE   (France)

^b UNIVERSITÉ BLAISE PASCAL   (France)

^c Centre de Recherches Atmospheriques   (France)

Author keywords

[No Author keywords available]

Indexed keywords

ELECTROMAGNETIC WAVE PROPAGATION; MATHEMATICAL MODELS; RADAR MEASUREMENT; RADAR REFLECTION; TROPOSPHERE; WEATHER FORECASTING; WIND; CLOUDS;

ASPECT SENSITIVITY; POWER RATIO; RADAR ECHOES; VERY HIGH FREQUENCY RADAR;

METEOROLOGICAL RADAR; RADAR;

ANGULAR DEPENDENCE; ATMOSPHERIC LAYERS; DIAGNOSTIC PARAMETER; METEOROLOGICAL ANALYSIS; OPERATIONAL FORECASTING; SIMULTANEOUS OBSERVATION; SPATIAL COHERENCE; TROPOPAUSE FOLDING;

EID: 0032641938     PISSN: 00486604     EISSN: None     Source Type: Journal    
DOI: 10.1029/1998RS900032     Document Type: Article

References (25)

1. Campistron, B., Retrieval of the 3D kinematics from a regional network of wind profilers, in Proceedings of the 28th Conference on Radar Meteorology, Am. Meteorol. Soc., Boston, Mass., pp. 83-84, 1997.
2. Chu, Y.H., J.K. Chao, C.H. Liu, and J. Röttger, Aspect sensitivity at tropospheric heights measured with a vertically pointed beam of the Chung-Li VHF radar, Radio Sci., 25, 539-550, 1990.
3. Doviak, R.J., and D. Zrnic', Reflection and scatter formula for anisotropically turbulent air, Radio Sci., 19, 325-336, 1984.
4. Gage, K.S., and J.L. Green, Evidence for specular reflection from monostatic VHF radar observations of the stratosphere, Radio Sci., 13, 991-1001, 1978.
5. Gage, K.S., B.B. Balsley, and J.L. Green, Fresnel scattering model for the specular echoes observed by VHF radar, Radio Sci., 16, 1447-1453, 1981.
6. Hildebrand, P.H., and R.S. Sekhon, Objective determination of noise level in Doppler spectra, J. Appl. Meteorol., 13, 808-811, 1974.
7. Hocking, W.K., Recent advances in radar instrumentation and techniques for studies of the mesosphere, stratosphere, and troposphere, Radio Sci., 32, 2241-2270, 1997.
8. Hocking, W.K., and A.M. Hamza, A quantitative measure of the degree of anisotropy of turbulence in terms of atmospheric parameters, with particular relevance to radar studies, J. Atmos. Terr. Phvs., 59, 1011-1020, 1997.
9. Hocking, W.K., R. Rüster, and P. Czechowsky, Absolute reflectivities and aspect sensitivities of VHF radio wave scatterers measured with the Sousy radar, J. Atmos. Terr. Phys., 48, 131-144, 1986.
10. Hocking, W.K., S. Fukao, T. Tsuda, M. Yamamoto, T. Sato, and S. Kato, Aspect sensitivity of stratospheric VHF radio wave scatterers, particularly above 15-km altitude, Radio Sci., 25, 613-627, 1990.
11. Hooper, D., and L. Thomas, Aspect sensitivity of VHF scatterers in the troposphere and stratosphere from comparisons of powers in off-vertical beams, J. Atmos. Terr. Phys., 57, 655-663, 1995.
12. Jain, A. R., Y. Jaya Rao, and P. B. Rao, Aspect sensitivity of the received radar backscatter at VHF: Preliminary observations using the Indian MST radar, Radio Sci., 32, 1249-1260, 1997.
13. Larsen, M.F., and J. Röttger, VHF measurements of inbeam incidence angles and associated vertical-beam radial velocity corrections, J. Atmos. Oceanic Technol., 8, 477-490, 1991.
14. Larsen, M.F., S. Fukuao, O. Aruga, M.D. Yamamaka, T. Tsuda, and S. Kato, A comparison of VHF radar vertical-velocity measurements by a direct vertical-beam method and by a VAD technique, J. Atmos. Oceanic Technol., 8, 766-776, 1991.
15. Luce, H., M. Crochet, F. Dalaudier, and C. Sidi, Interpretation of VHF ST radar vertical echoes from in situ temperature sheet observations, Radio Sci., 30, 1003-1025, 1995.
16. Röttger, J., Reflection and scattering of VHF radar signals from atmospheric refractivity structures, Radio Sci., 15, 259-276, 1980.
17. Röttger, J., and C.H. Liu, Partial reflection and scattering of VHF radar signals from the clear atmosphere, Geophys. Res. Lett., 5, 357-360, 1978.
18. Röttger, J., P. Czechowsky, and G. Schmidt, First low power VHF radar observation of tropospheric, stratospheric and mesospheric winds and turbulence at Arecibo Observatory, J. Atmos. Terr. Phys., 43, 789-800, 1981.
19. Sloss, P. W., and D. Atlas, Wind shear and reflectivity gradient effects on Doppler radar spectra, J. Atmos. Sci., 25, 1080-1089, 1968.
20. Tatarskii, V.I., Wave Propagation in a Turbulent Medium, Mc Graw-Hill, New York, 285 pp., 1961.
21. Tsuda, T., T. Sato, K. Hirose, S. Fukao, and S. Kato, MU radar observations of the aspect sensitivity of backscattered VHF echo power in the troposphere and lower stratosphere, Radio Sci., 21, 971-980, 1986.
22. Tsuda T., W.E. Gordon, and H. Saito, Azimuth angle variations of specular reflection echoes in the lower atmosphere observed with the MU radar, J. Atmos. Sol.-Terr. Phys., 59, 777-784, 1997.
23. Waterman, A. T., T. Z. Hu, P. Czechowsky, and J. Röttger, Measurement of anisotropic permittivity structure of upper troposphere with clear-air radar, Radio Sci., 20, 1580-1592, 1985.
24. Woodman, R. F., and. Y. H. Chu, Aspect sensitivity measurements of VHF backscalter made with the Chung-Li radar: Plausible mechanisms, Radio Sci., 24, 113-125, 1989.
25. Yoe, J. G., P. Czeckowsky, R. Rüster, and G. Schmidt, Spatial variability of the aspect sensitivity of VHF radar echoes in the troposphere and lower stratosphere during jet stream passages, Ann. Geophys., 12, 733-745, 1994.